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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
commit483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch)
treee5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/seastar/dpdk/devtools
parentInitial commit. (diff)
downloadceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.tar.xz
ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.zip
Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/seastar/dpdk/devtools')
-rwxr-xr-xsrc/seastar/dpdk/devtools/build-tags.sh233
-rwxr-xr-xsrc/seastar/dpdk/devtools/check-git-log.sh203
-rwxr-xr-xsrc/seastar/dpdk/devtools/check-includes.sh288
-rwxr-xr-xsrc/seastar/dpdk/devtools/check-maintainers.sh157
-rwxr-xr-xsrc/seastar/dpdk/devtools/checkpatches.sh135
-rwxr-xr-xsrc/seastar/dpdk/devtools/cocci.sh64
-rw-r--r--src/seastar/dpdk/devtools/cocci/mtod-offset.cocci76
-rwxr-xr-xsrc/seastar/dpdk/devtools/git-log-fixes.sh131
-rw-r--r--src/seastar/dpdk/devtools/load-devel-config12
-rwxr-xr-xsrc/seastar/dpdk/devtools/test-build.sh257
-rwxr-xr-xsrc/seastar/dpdk/devtools/test-null.sh45
-rwxr-xr-xsrc/seastar/dpdk/devtools/validate-abi.sh262
12 files changed, 1863 insertions, 0 deletions
diff --git a/src/seastar/dpdk/devtools/build-tags.sh b/src/seastar/dpdk/devtools/build-tags.sh
new file mode 100755
index 00000000..0db406d6
--- /dev/null
+++ b/src/seastar/dpdk/devtools/build-tags.sh
@@ -0,0 +1,233 @@
+#!/bin/sh -e
+# Generate tags or gtags or cscope or etags files
+#
+# BSD LICENSE
+#
+# Copyright 2017 Cavium Networks
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of Cavium networks nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+verbose=false
+linux=true
+bsd=true
+x86_32=true
+x86_64=true
+ppc_64=true
+arm_32=true
+arm_64=true
+
+print_usage()
+{
+ echo "Usage: $(basename $0) [-h] [-v] tags|cscope|gtags|etags [config]"
+ echo "Valid configs are:"
+ make showconfigs | sed 's,^,\t,'
+}
+
+# Move to the root of the git tree
+cd $(dirname $0)/..
+
+while getopts hv ARG ; do
+ case $ARG in
+ v ) verbose=true ;;
+ h ) print_usage; exit 0 ;;
+ ? ) print_usage; exit 1 ;;
+ esac
+done
+shift $(($OPTIND - 1))
+
+#ignore version control files
+ignore="( -name .svn -o -name CVS -o -name .hg -o -name .git ) -prune -o"
+
+source_dirs="test app buildtools drivers examples lib"
+
+skip_bsd="( -name bsdapp ) -prune -o"
+skip_linux="( -name linuxapp ) -prune -o"
+skip_arch="( -name arch ) -prune -o"
+skip_sse="( -name *_sse*.[chS] ) -prune -o"
+skip_avx="( -name *_avx*.[chS] ) -prune -o"
+skip_neon="( -name *_neon*.[chS] ) -prune -o"
+skip_altivec="( -name *_altivec*.[chS] ) -prune -o"
+skip_arm64="( -name *arm64*.[chS] ) -prune -o"
+skip_x86="( -name *x86*.[chS] ) -prune -o"
+skip_32b_files="( -name *_32.h ) -prune -o"
+skip_64b_files="( -name *_64.h ) -prune -o"
+
+skiplist="$skip_bsd $skip_linux $skip_arch $skip_sse $skip_avx \
+ $skip_neon $skip_altivec $skip_x86 $skip_arm64"
+
+find_sources()
+{
+ find $1 $ignore $3 -name $2 -not -type l -print
+}
+
+common_sources()
+{
+ find_sources "$source_dirs" '*.[chS]' "$skiplist"
+}
+
+linux_sources()
+{
+ find_sources "lib/librte_eal/linuxapp" '*.[chS]'
+}
+
+bsd_sources()
+{
+ find_sources "lib/librte_eal/bsdapp" '*.[chS]'
+}
+
+arm_common()
+{
+ find_sources "lib/librte_eal/common/arch/arm" '*.[chS]'
+ find_sources "$source_dirs" '*neon*.[chS]'
+}
+
+arm_32_sources()
+{
+ arm_common
+ find_sources "lib/librte_eal/common/include/arch/arm" '*.[chS]' \
+ "$skip_64b_files"
+}
+
+arm_64_sources()
+{
+ arm_common
+ find_sources "lib/librte_eal/common/include/arch/arm" '*.[chS]' \
+ "$skip_32b_files"
+ find_sources "$source_dirs" '*arm64.[chS]'
+}
+
+x86_common()
+{
+ find_sources "lib/librte_eal/common/arch/x86" '*.[chS]'
+
+ find_sources "examples/performance-thread/common/arch/x86" '*.[chS]'
+ find_sources "$source_dirs" '*_sse*.[chS]'
+ find_sources "$source_dirs" '*_avx*.[chS]'
+ find_sources "$source_dirs" '*x86.[chS]'
+}
+
+x86_32_sources()
+{
+ x86_common
+ find_sources "lib/librte_eal/common/include/arch/x86" '*.[chS]' \
+ "$skip_64b_files"
+}
+
+x86_64_sources()
+{
+ x86_common
+ find_sources "lib/librte_eal/common/include/arch/x86" '*.[chS]' \
+ "$skip_32b_files"
+}
+
+ppc_64_sources()
+{
+ find_sources "lib/librte_eal/common/arch/ppc_64" '*.[chS]'
+ find_sources "lib/librte_eal/common/include/arch/ppc_64" '*.[chS]'
+ find_sources "$source_dirs" '*altivec*.[chS]'
+}
+
+check_valid_target()
+{
+ cfgfound=false
+ allconfigs=$(make showconfigs)
+ for cfg in $allconfigs ; do
+ if [ "$cfg" = "$1" ] ; then
+ cfgfound=true
+ fi
+ done
+ if ! $cfgfound ; then
+ echo "Invalid config: $1"
+ print_usage
+ exit 0
+ fi
+}
+
+if [ -n "$2" ]; then
+ check_valid_target $2
+
+ echo $2 | grep -q "linuxapp-" || linux=false
+ echo $2 | grep -q "bsdapp-" || bsd=false
+ echo $2 | grep -q "x86_64-" || x86_64=false
+ echo $2 | grep -q "arm-" || arm_32=false
+ echo $2 | grep -q "arm64-" || arm_64=false
+ echo $2 | grep -q "ppc_64-" || ppc_64=false
+ echo $2 | grep -q -e "i686-" -e "x32-" || x86_32=false
+fi
+
+all_sources()
+{
+ common_sources
+ if $linux ; then linux_sources ; fi
+ if $bsd ; then bsd_sources ; fi
+ if $x86_64 ; then x86_64_sources ; fi
+ if $x86_32 ; then x86_32_sources ; fi
+ if $ppc_64 ; then ppc_64_sources ; fi
+ if $arm_32 ; then arm_32_sources ; fi
+ if $arm_64 ; then arm_64_sources ; fi
+}
+
+show_flags()
+{
+ if $verbose ; then
+ echo "mode: $1"
+ echo "config: $2"
+ echo "linux: $linux"
+ echo "bsd: $bsd"
+ echo "x86_32: $x86_32"
+ echo "x86_64: $x86_64"
+ echo "ppc_64: $ppc_64"
+ echo "arm_32: $arm_32"
+ echo "arm_64: $arm_64"
+ fi
+}
+
+case "$1" in
+ "cscope")
+ show_flags $1 $2
+ all_sources > cscope.files
+ cscope -q -b -f cscope.out
+ ;;
+ "gtags")
+ show_flags $1 $2
+ all_sources | gtags -i -f -
+ ;;
+ "tags")
+ show_flags $1 $2
+ rm -f tags
+ all_sources | xargs ctags -a
+ ;;
+ "etags")
+ show_flags $1 $2
+ rm -f TAGS
+ all_sources | xargs etags -a
+ ;;
+ *)
+ echo "Invalid mode: $1"
+ print_usage
+ ;;
+esac
diff --git a/src/seastar/dpdk/devtools/check-git-log.sh b/src/seastar/dpdk/devtools/check-git-log.sh
new file mode 100755
index 00000000..910daba4
--- /dev/null
+++ b/src/seastar/dpdk/devtools/check-git-log.sh
@@ -0,0 +1,203 @@
+#! /bin/sh
+
+# BSD LICENSE
+#
+# Copyright 2016 6WIND S.A.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of 6WIND S.A. nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Check commit logs (headlines and references)
+#
+# If any doubt about the formatting, please check in the most recent history:
+# git log --format='%>|(15)%cr %s' --reverse | grep -i <pattern>
+
+if [ "$1" = '-h' -o "$1" = '--help' ] ; then
+ cat <<- END_OF_HELP
+ usage: $(basename $0) [-h] [range]
+
+ Check commit log formatting.
+ The git range can be specified as a "git log" option,
+ e.g. -1 to check only the latest commit.
+ The default range starts from origin/master to HEAD.
+ END_OF_HELP
+ exit
+fi
+
+selfdir=$(dirname $(readlink -f $0))
+range=${1:-origin/master..}
+# convert -N to HEAD~N.. in order to comply with git-log-fixes.sh getopts
+if printf -- $range | grep -q '^-[0-9]\+' ; then
+ range="HEAD$(printf -- $range | sed 's,^-,~,').."
+fi
+
+commits=$(git log --format='%h' --reverse $range)
+headlines=$(git log --format='%s' --reverse $range)
+bodylines=$(git log --format='%b' --reverse $range)
+fixes=$(git log --format='%h %s' --reverse $range | grep -i ': *fix' | cut -d' ' -f1)
+stablefixes=$($selfdir/git-log-fixes.sh $range | sed '/(N\/A)$/d' | cut -d' ' -f2)
+tags=$(git log --format='%b' --reverse $range | grep -i -e 'by *:' -e 'fix.*:')
+bytag='\(Reported\|Suggested\|Signed-off\|Acked\|Reviewed\|Tested\)-by:'
+
+# check headline format (spacing, no punctuation, no code)
+bad=$(echo "$headlines" | grep --color=always \
+ -e ' ' \
+ -e '^ ' \
+ -e ' $' \
+ -e '\.$' \
+ -e '[,;!?&|]' \
+ -e ':.*_' \
+ -e '^[^:]\+$' \
+ -e ':[^ ]' \
+ -e ' :' \
+ | sed 's,^,\t,')
+[ -z "$bad" ] || printf "Wrong headline format:\n$bad\n"
+
+# check headline prefix when touching only drivers, e.g. net/<driver name>
+bad=$(for commit in $commits ; do
+ headline=$(git log --format='%s' -1 $commit)
+ files=$(git diff-tree --no-commit-id --name-only -r $commit)
+ [ -z "$(echo "$files" | grep -v '^\(drivers\|doc\|config\)/')" ] ||
+ continue
+ drv=$(echo "$files" | grep '^drivers/' | cut -d "/" -f 2,3 | sort -u)
+ drvgrp=$(echo "$drv" | cut -d "/" -f 1 | uniq)
+ if [ $(echo "$drvgrp" | wc -l) -gt 1 ] ; then
+ echo "$headline" | grep -v '^drivers:'
+ elif [ $(echo "$drv" | wc -l) -gt 1 ] ; then
+ echo "$headline" | grep -v "^drivers/$drvgrp"
+ else
+ echo "$headline" | grep -v "^$drv"
+ fi
+done | sed 's,^,\t,')
+[ -z "$bad" ] || printf "Wrong headline prefix:\n$bad\n"
+
+# check headline label for common typos
+bad=$(echo "$headlines" | grep --color=always \
+ -e '^example[:/]' \
+ -e '^apps/' \
+ -e '^testpmd' \
+ -e 'test-pmd' \
+ -e '^bond:' \
+ | sed 's,^,\t,')
+[ -z "$bad" ] || printf "Wrong headline label:\n$bad\n"
+
+# check headline lowercase for first words
+bad=$(echo "$headlines" | grep --color=always \
+ -e '^.*[A-Z].*:' \
+ -e ': *[A-Z]' \
+ | sed 's,^,\t,')
+[ -z "$bad" ] || printf "Wrong headline uppercase:\n$bad\n"
+
+# check headline uppercase (Rx/Tx, VF, L2, MAC, Linux, ARM...)
+bad=$(echo "$headlines" | grep -E --color=always \
+ -e ':.*\<(rx|tx|RX|TX)\>' \
+ -e ':.*\<[pv]f\>' \
+ -e ':.*\<[hsf]w\>' \
+ -e ':.*\<l[234]\>' \
+ -e ':.*\<api\>' \
+ -e ':.*\<arm\>' \
+ -e ':.*\<armv7\>' \
+ -e ':.*\<armv8\>' \
+ -e ':.*\<crc\>' \
+ -e ':.*\<dma\>' \
+ -e ':.*\<freebsd\>' \
+ -e ':.*\<linux\>' \
+ -e ':.*\<lro\>' \
+ -e ':.*\<lsc\>' \
+ -e ':.*\<mac\>' \
+ -e ':.*\<mtu\>' \
+ -e ':.*\<nic\>' \
+ -e ':.*\<nvm\>' \
+ -e ':.*\<numa\>' \
+ -e ':.*\<pci\>' \
+ -e ':.*\<pmd\>' \
+ -e ':.*\<rss\>' \
+ -e ':.*\<tso\>' \
+ -e ':.*\<[Vv]lan\>' \
+ -e ':.*\<vsi\>' \
+ | sed 's,^,\t,')
+[ -z "$bad" ] || printf "Wrong headline lowercase:\n$bad\n"
+
+# special case check for VMDq to give good error message
+bad=$(echo "$headlines" | grep -E --color=always \
+ -e '\<(vmdq|VMDQ)\>' \
+ | sed 's,^,\t,')
+[ -z "$bad" ] || printf "Wrong headline capitalization, use 'VMDq':\n$bad\n"
+
+# check headline length (60 max)
+bad=$(echo "$headlines" |
+ awk 'length>60 {print}' |
+ sed 's,^,\t,')
+[ -z "$bad" ] || printf "Headline too long:\n$bad\n"
+
+# check body lines length (75 max)
+bad=$(echo "$bodylines" | grep -v '^Fixes:' |
+ awk 'length>75 {print}' |
+ sed 's,^,\t,')
+[ -z "$bad" ] || printf "Line too long:\n$bad\n"
+
+# check starting commit message with "It"
+bad=$(for commit in $commits ; do
+ firstbodyline=$(git log --format='%b' -1 $commit | head -n1)
+ echo "$firstbodyline" | grep --color=always -ie '^It '
+done | sed 's,^,\t,')
+[ -z "$bad" ] || printf "Wrong beginning of commit message:\n$bad\n"
+
+# check tags spelling
+bad=$(echo "$tags" |
+ grep -v "^$bytag [^,]* <.*@.*>$" |
+ grep -v '^Fixes: [0-9a-f]\{7\}[0-9a-f]* (".*")$' |
+ sed 's,^.,\t&,')
+[ -z "$bad" ] || printf "Wrong tag:\n$bad\n"
+
+# check missing Fixes: tag
+bad=$(for fix in $fixes ; do
+ git log --format='%b' -1 $fix | grep -q '^Fixes: ' ||
+ git log --format='\t%s' -1 $fix
+done)
+[ -z "$bad" ] || printf "Missing 'Fixes' tag:\n$bad\n"
+
+# check Fixes: reference
+IFS='
+'
+fixtags=$(echo "$tags" | grep '^Fixes: ')
+bad=$(for fixtag in $fixtags ; do
+ hash=$(echo "$fixtag" | sed 's,^Fixes: \([0-9a-f]*\).*,\1,')
+ if git branch --contains $hash 2>&- | grep -q '^\*' ; then
+ good="Fixes: $hash "$(git log --format='("%s")' -1 $hash 2>&-)
+ else
+ good="reference not in current branch"
+ fi
+ printf "$fixtag" | grep -v "^$good$"
+done | sed 's,^,\t,')
+[ -z "$bad" ] || printf "Wrong 'Fixes' reference:\n$bad\n"
+
+# check Cc: stable@dpdk.org for fixes
+bad=$(for fix in $stablefixes ; do
+ git log --format='%b' -1 $fix | grep -qi '^Cc: *stable@dpdk.org' ||
+ git log --format='\t%s' -1 $fix
+done)
+[ -z "$bad" ] || printf "Is it candidate for Cc: stable@dpdk.org backport?\n$bad\n"
diff --git a/src/seastar/dpdk/devtools/check-includes.sh b/src/seastar/dpdk/devtools/check-includes.sh
new file mode 100755
index 00000000..c4ec73f1
--- /dev/null
+++ b/src/seastar/dpdk/devtools/check-includes.sh
@@ -0,0 +1,288 @@
+#!/bin/sh -e
+#
+# BSD LICENSE
+#
+# Copyright 2016 6WIND S.A.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of 6WIND S.A. nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# This script checks that header files in a given directory do not miss
+# dependencies when included on their own, do not conflict and accept being
+# compiled with the strictest possible flags.
+#
+# Files are looked up in the directory provided as the first argument,
+# otherwise build/include by default.
+#
+# Recognized environment variables:
+#
+# VERBOSE=1 is the same as -v.
+#
+# QUIET=1 is the same as -q.
+#
+# SUMMARY=1 is the same as -s.
+#
+# CC, CPPFLAGS, CFLAGS, EXTRA_CPPFLAGS, EXTRA_CFLAGS, CXX, CXXFLAGS and
+# EXTRA_CXXFLAGS are taken into account.
+#
+# PEDANTIC_CFLAGS, PEDANTIC_CXXFLAGS and PEDANTIC_CPPFLAGS provide strict
+# C/C++ compilation flags.
+#
+# IGNORE contains a list of shell patterns matching files (relative to the
+# include directory) to avoid. It is set by default to known DPDK headers
+# which must not be included on their own.
+#
+# IGNORE_CXX provides additional files for C++.
+
+while getopts hqvs arg; do
+ case $arg in
+ h)
+ cat <<EOF
+usage: $0 [-h] [-q] [-v] [-s] [DIR]
+
+This script checks that header files in a given directory do not miss
+dependencies when included on their own, do not conflict and accept being
+compiled with the strictest possible flags.
+
+ -h display this help and exit
+ -q quiet mode, disable normal output
+ -v show command lines being executed
+ -s show summary
+
+With no DIR, default to build/include.
+
+Any failed header check yields a nonzero exit status.
+EOF
+ exit
+ ;;
+ q)
+ QUIET=1
+ ;;
+ v)
+ VERBOSE=1
+ ;;
+ s)
+ SUMMARY=1
+ ;;
+ *)
+ exit 1
+ ;;
+ esac
+done
+
+shift $(($OPTIND - 1))
+
+include_dir=${1:-build/include}
+
+: ${PEDANTIC_CFLAGS=-std=c99 -pedantic -Wall -Wextra -Werror}
+: ${PEDANTIC_CXXFLAGS=}
+: ${PEDANTIC_CPPFLAGS=-D_XOPEN_SOURCE=600}
+: ${CC:=cc}
+: ${CXX:=c++}
+: ${IGNORE= \
+ 'rte_atomic_32.h' \
+ 'rte_atomic_64.h' \
+ 'rte_byteorder_32.h' \
+ 'rte_byteorder_64.h' \
+ 'generic/*' \
+ 'exec-env/*' \
+ 'rte_vhost.h' \
+ 'rte_eth_vhost.h' \
+}
+: ${IGNORE_CXX= \
+ 'rte_vhost.h' \
+ 'rte_eth_vhost.h' \
+}
+
+temp_cc=/tmp/${0##*/}.$$.c
+pass_cc=
+failures_cc=0
+
+temp_cxx=/tmp/${0##*/}.$$.cc
+pass_cxx=
+failures_cxx=0
+
+# Process output parameters.
+
+[ "$QUIET" = 1 ] &&
+exec 1> /dev/null
+
+[ "$VERBOSE" = 1 ] &&
+output ()
+{
+ local CCV
+ local CXXV
+
+ shift
+ CCV=$CC
+ CXXV=$CXX
+ CC="echo $CC" CXX="echo $CXX" "$@"
+ CC=$CCV
+ CXX=$CXXV
+
+ "$@"
+} ||
+output ()
+{
+
+ printf ' %s\n' "$1"
+ shift
+ "$@"
+}
+
+trap 'rm -f "$temp_cc" "$temp_cxx"' EXIT
+
+compile_cc ()
+{
+ ${CC} -I"$include_dir" \
+ ${PEDANTIC_CPPFLAGS} ${CPPFLAGS} ${EXTRA_CPPFLAGS} \
+ ${PEDANTIC_CFLAGS} ${CFLAGS} ${EXTRA_CFLAGS} \
+ -c -o /dev/null "${temp_cc}"
+}
+
+compile_cxx ()
+{
+ ${CXX} -I"$include_dir" \
+ ${PEDANTIC_CPPFLAGS} ${CPPFLAGS} ${EXTRA_CPPFLAGS} \
+ ${PEDANTIC_CXXFLAGS} ${CXXFLAGS} ${EXTRA_CXXFLAGS} \
+ -c -o /dev/null "${temp_cxx}"
+}
+
+ignore ()
+{
+ file="$1"
+ shift
+ while [ $# -ne 0 ]; do
+ case "$file" in
+ $1)
+ return 0
+ ;;
+ esac
+ shift
+ done
+ return 1
+}
+
+# Check C/C++ compilation for each header file.
+
+while read -r path
+do
+ file=${path#$include_dir}
+ file=${file##/}
+ if ignore "$file" $IGNORE; then
+ output "SKIP $file" :
+ continue
+ fi
+ if printf "\
+#include <%s>
+
+int main(void)
+{
+ return 0;
+}
+" "$file" > "$temp_cc" &&
+ output "CC $file" compile_cc
+ then
+ pass_cc="$pass_cc $file"
+ else
+ failures_cc=$(($failures_cc + 1))
+ fi
+ if ignore "$file" $IGNORE_CXX; then
+ output "SKIP CXX $file" :
+ continue
+ fi
+ if printf "\
+#include <%s>
+
+int main()
+{
+}
+" "$file" > "$temp_cxx" &&
+ output "CXX $file" compile_cxx
+ then
+ pass_cxx="$pass_cxx $file"
+ else
+ failures_cxx=$(($failures_cxx + 1))
+ fi
+done <<EOF
+$(find "$include_dir" -name '*.h')
+EOF
+
+# Check C compilation with all includes.
+
+: > "$temp_cc" &&
+for file in $pass_cc; do
+ printf "\
+#include <%s>
+" "$file" >> $temp_cc
+done
+if printf "\
+int main(void)
+{
+ return 0;
+}
+" >> "$temp_cc" &&
+ output "CC (all includes that did not fail)" compile_cc
+then
+ :
+else
+ failures_cc=$(($failures_cc + 1))
+fi
+
+# Check C++ compilation with all includes.
+
+: > "$temp_cxx" &&
+for file in $pass_cxx; do
+ printf "\
+#include <%s>
+" "$file" >> $temp_cxx
+done
+if printf "\
+int main()
+{
+}
+" >> "$temp_cxx" &&
+ output "CXX (all includes that did not fail)" compile_cxx
+then
+ :
+else
+ failures_cxx=$(($failures_cxx + 1))
+fi
+
+# Report results.
+
+if [ "$SUMMARY" = 1 ]; then
+ printf "\
+Summary:
+ %u failure(s) for C using '%s'.
+ %u failure(s) for C++ using '%s'.
+" $failures_cc "$CC" $failures_cxx "$CXX" 1>&2
+fi
+
+# Exit with nonzero status if there are failures.
+
+[ $failures_cc -eq 0 ] &&
+[ $failures_cxx -eq 0 ]
diff --git a/src/seastar/dpdk/devtools/check-maintainers.sh b/src/seastar/dpdk/devtools/check-maintainers.sh
new file mode 100755
index 00000000..69c879a8
--- /dev/null
+++ b/src/seastar/dpdk/devtools/check-maintainers.sh
@@ -0,0 +1,157 @@
+#! /bin/sh
+
+# BSD LICENSE
+#
+# Copyright 2015 6WIND S.A.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of 6WIND S.A. nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Do some basic checks in MAINTAINERS file
+
+cd $(dirname $0)/..
+
+# Get files matching paths with wildcards and / meaning recursing
+files () # <path> [<path> ...]
+{
+ if [ -z "$1" ] ; then
+ return
+ fi
+ if [ -d .git ] ; then
+ git ls-files "$1"
+ else
+ find "$1" -type f |
+ sed 's,^\./,,'
+ fi |
+ # if not ended by /
+ if ! echo "$1" | grep -q '/[[:space:]]*$' ; then
+ # filter out deeper directories
+ sed "/\(\/[^/]*\)\{$(($(echo "$1" | grep -o / | wc -l) + 1))\}/d"
+ else
+ cat
+ fi
+ # next path
+ shift
+ files "$@"
+}
+
+# Get all files matching F: and X: fields
+parse_fx () # <index file>
+{
+ IFS='
+'
+ # parse each line excepted underlining
+ for line in $( (sed '/^-\+$/d' $1 ; echo) | sed 's,^$,§,') ; do
+ if echo "$line" | grep -q '^§$' ; then
+ # empty line delimit end of section
+ whitelist=$(files $flines)
+ blacklist=$(files $xlines)
+ match=$(aminusb "$whitelist" "$blacklist")
+ if [ -n "$whitelist" ] ; then
+ printf "# $title "
+ maintainers=$(echo "$maintainers" | sed -r 's,.*<(.*)>.*,\1,')
+ maintainers=$(printf "$maintainers" | sed -e 's,^,<,' -e 's,$,>,')
+ echo $maintainers
+ fi
+ if [ -n "$match" ] ; then
+ echo "$match"
+ fi
+ # flush section
+ unset maintainers
+ unset flines
+ unset xlines
+ elif echo "$line" | grep -q '^[A-Z]: ' ; then
+ # maintainer
+ maintainers=$(add_line_to_if "$line" "$maintainers" 'M: ')
+ # file matching pattern
+ flines=$(add_line_to_if "$line" "$flines" 'F: ')
+ # file exclusion pattern
+ xlines=$(add_line_to_if "$line" "$xlines" 'X: ')
+ else # assume it is a title
+ title="$line"
+ fi
+ done
+}
+
+# Check patterns in F: and X:
+check_fx () # <index file>
+{
+ IFS='
+'
+ for line in $(sed -n 's,^[FX]: ,,p' $1 | tr '*' '#') ; do
+ line=$(printf "$line" | tr '#' '*')
+ match=$(files "$line")
+ if [ -z "$match" ] ; then
+ echo "$line"
+ fi
+ done
+}
+
+# Add a line to a set of lines if it begins with right pattern
+add_line_to_if () # <new line> <lines> <head pattern>
+{
+ (
+ echo "$2"
+ echo "$1" | sed -rn "s,^$3(.*),\1,p"
+ ) |
+ sed '/^$/d'
+}
+
+# Subtract two sets of lines
+aminusb () # <lines a> <lines b>
+{
+ printf "$1\n$2\n$2" | sort | uniq -u | sed '/^$/d'
+}
+
+printf 'sections: '
+parsed=$(parse_fx MAINTAINERS)
+echo "$parsed" | grep -c '^#'
+printf 'with maintainer: '
+echo "$parsed" | grep -c '^#.*@'
+printf 'maintainers: '
+grep '^M:.*<' MAINTAINERS | sort -u | wc -l
+
+echo
+echo '##########'
+echo '# orphan areas'
+echo '##########'
+echo "$parsed" | sed -rn 's,^#([^@]*)$,\1,p' | uniq
+
+echo
+echo '##########'
+echo '# files not listed'
+echo '##########'
+all=$(files ./)
+listed=$(echo "$parsed" | sed '/^#/d' | sort -u)
+aminusb "$all" "$listed"
+
+echo
+echo '##########'
+echo '# wrong patterns'
+echo '##########'
+check_fx MAINTAINERS
+
+# TODO: check overlaps
diff --git a/src/seastar/dpdk/devtools/checkpatches.sh b/src/seastar/dpdk/devtools/checkpatches.sh
new file mode 100755
index 00000000..a56c41a3
--- /dev/null
+++ b/src/seastar/dpdk/devtools/checkpatches.sh
@@ -0,0 +1,135 @@
+#! /bin/sh
+
+# BSD LICENSE
+#
+# Copyright 2015 6WIND S.A.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of 6WIND S.A. nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Load config options:
+# - DPDK_CHECKPATCH_PATH
+# - DPDK_CHECKPATCH_LINE_LENGTH
+. $(dirname $(readlink -e $0))/load-devel-config
+
+length=${DPDK_CHECKPATCH_LINE_LENGTH:-80}
+
+# override default Linux options
+options="--no-tree"
+options="$options --max-line-length=$length"
+options="$options --show-types"
+options="$options --ignore=LINUX_VERSION_CODE,FILE_PATH_CHANGES,\
+VOLATILE,PREFER_PACKED,PREFER_ALIGNED,PREFER_PRINTF,\
+PREFER_KERNEL_TYPES,BIT_MACRO,CONST_STRUCT,\
+SPLIT_STRING,LONG_LINE_STRING,\
+LINE_SPACING,PARENTHESIS_ALIGNMENT,NETWORKING_BLOCK_COMMENT_STYLE,\
+NEW_TYPEDEFS,COMPARISON_TO_NULL"
+
+print_usage () {
+ cat <<- END_OF_HELP
+ usage: $(basename $0) [-q] [-v] [-nX|patch1 [patch2] ...]]
+
+ Run Linux kernel checkpatch.pl with DPDK options.
+ The environment variable DPDK_CHECKPATCH_PATH must be set.
+
+ The patches to check can be from stdin, files specified on the command line,
+ or latest git commits limited with -n option (default limit: origin/master).
+ END_OF_HELP
+}
+
+number=0
+quiet=false
+verbose=false
+while getopts hn:qv ARG ; do
+ case $ARG in
+ n ) number=$OPTARG ;;
+ q ) quiet=true ;;
+ v ) verbose=true ;;
+ h ) print_usage ; exit 0 ;;
+ ? ) print_usage ; exit 1 ;;
+ esac
+done
+shift $(($OPTIND - 1))
+
+if [ ! -x "$DPDK_CHECKPATCH_PATH" ] ; then
+ print_usage >&2
+ echo
+ echo 'Cannot execute DPDK_CHECKPATCH_PATH' >&2
+ exit 1
+fi
+
+total=0
+status=0
+
+check () { # <patch> <commit> <title>
+ total=$(($total + 1))
+ ! $verbose || printf '\n### %s\n\n' "$3"
+ if [ -n "$1" ] ; then
+ report=$($DPDK_CHECKPATCH_PATH $options "$1" 2>/dev/null)
+ elif [ -n "$2" ] ; then
+ report=$(git format-patch --find-renames --no-stat --stdout -1 $commit |
+ $DPDK_CHECKPATCH_PATH $options - 2>/dev/null)
+ else
+ report=$($DPDK_CHECKPATCH_PATH $options - 2>/dev/null)
+ fi
+ [ $? -ne 0 ] || return 0
+ $verbose || printf '\n### %s\n\n' "$3"
+ printf '%s\n' "$report" | sed -n '1,/^total:.*lines checked$/p'
+ status=$(($status + 1))
+}
+
+if [ -n "$1" ] ; then
+ for patch in "$@" ; do
+ # Subject can be on 2 lines
+ subject=$(sed '/^Subject: */!d;s///;N;s,\n[[:space:]]\+, ,;s,\n.*,,;q' "$patch")
+ check "$patch" '' "$subject"
+ done
+elif [ ! -t 0 ] ; then # stdin
+ subject=$(while read header value ; do
+ if [ "$header" = 'Subject:' ] ; then
+ IFS= read next
+ continuation=$(echo "$next" | sed -n 's,^[[:space:]]\+, ,p')
+ echo $value$continuation
+ break
+ fi
+ done)
+ check '' '' "$subject"
+else
+ if [ $number -eq 0 ] ; then
+ commits=$(git rev-list --reverse origin/master..)
+ else
+ commits=$(git rev-list --reverse --max-count=$number HEAD)
+ fi
+ for commit in $commits ; do
+ subject=$(git log --format='%s' -1 $commit)
+ check '' $commit "$subject"
+ done
+fi
+pass=$(($total - $status))
+$quiet || printf '\n%d/%d valid patch' $pass $total
+$quiet || [ $pass -le 1 ] || printf 'es'
+$quiet || printf '\n'
+exit $status
diff --git a/src/seastar/dpdk/devtools/cocci.sh b/src/seastar/dpdk/devtools/cocci.sh
new file mode 100755
index 00000000..4ca5025f
--- /dev/null
+++ b/src/seastar/dpdk/devtools/cocci.sh
@@ -0,0 +1,64 @@
+#! /bin/sh
+
+# BSD LICENSE
+#
+# Copyright 2015 EZchip Semiconductor Ltd.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of EZchip Semiconductor nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Apply coccinelle transforms.
+
+SRCTREE=$(readlink -f $(dirname $0)/..)
+COCCI=$SRCTREE/devtools/cocci
+[ -n "$SPATCH" ] || SPATCH=$(which spatch)
+
+PATCH_LIST="$@"
+[ -n "$PATCH_LIST" ] || PATCH_LIST=$(echo $COCCI/*.cocci)
+
+[ -x "$SPATCH" ] || (
+ echo "Coccinelle tools not installed."
+ exit 1
+)
+
+tmp=$(mktemp)
+
+for c in $PATCH_LIST; do
+ while true; do
+ echo -n "Applying $c..."
+ $SPATCH --sp-file $c -c --linux-spacing --very-quiet \
+ --include-headers --preprocess \
+ --in-place --dir $SRCTREE > $tmp
+ if [ -s $tmp ]; then
+ echo " changes applied, retrying."
+ else
+ echo " no change."
+ break;
+ fi
+ done
+done
+
+rm -f $tmp
diff --git a/src/seastar/dpdk/devtools/cocci/mtod-offset.cocci b/src/seastar/dpdk/devtools/cocci/mtod-offset.cocci
new file mode 100644
index 00000000..13134e9d
--- /dev/null
+++ b/src/seastar/dpdk/devtools/cocci/mtod-offset.cocci
@@ -0,0 +1,76 @@
+//
+// Replace explicit packet offset computations with rte_pktmbuf_mtod_offset().
+//
+@disable paren@
+typedef uint8_t;
+expression M, O;
+@@
+(
+- rte_pktmbuf_mtod(M, char *) + O
++ rte_pktmbuf_mtod_offset(M, char *, O)
+|
+- rte_pktmbuf_mtod(M, char *) - O
++ rte_pktmbuf_mtod_offset(M, char *, -O)
+|
+- rte_pktmbuf_mtod(M, unsigned char *) + O
++ rte_pktmbuf_mtod_offset(M, unsigned char *, O)
+|
+- rte_pktmbuf_mtod(M, unsigned char *) - O
++ rte_pktmbuf_mtod_offset(M, unsigned char *, -O)
+|
+- rte_pktmbuf_mtod(M, uint8_t *) + O
++ rte_pktmbuf_mtod_offset(M, uint8_t *, O)
+|
+- rte_pktmbuf_mtod(M, uint8_t *) - O
++ rte_pktmbuf_mtod_offset(M, uint8_t *, -O)
+)
+
+
+//
+// Fold subsequent offset terms into pre-existing offset used in
+// rte_pktmbuf_mtod_offset().
+//
+@disable paren@
+expression M, O1, O2;
+@@
+(
+- rte_pktmbuf_mtod_offset(M, char *, O1) + O2
++ rte_pktmbuf_mtod_offset(M, char *, O1 + O2)
+|
+- rte_pktmbuf_mtod_offset(M, char *, O1) - O2
++ rte_pktmbuf_mtod_offset(M, char *, O1 - O2)
+|
+- rte_pktmbuf_mtod_offset(M, unsigned char *, O1) + O2
++ rte_pktmbuf_mtod_offset(M, unsigned char *, O1 + O2)
+|
+- rte_pktmbuf_mtod_offset(M, unsigned char *, O1) - O2
++ rte_pktmbuf_mtod_offset(M, unsigned char *, O1 - O2)
+|
+- rte_pktmbuf_mtod_offset(M, uint8_t *, O1) + O2
++ rte_pktmbuf_mtod_offset(M, uint8_t *, O1 + O2)
+|
+- rte_pktmbuf_mtod_offset(M, uint8_t *, O1) - O2
++ rte_pktmbuf_mtod_offset(M, uint8_t *, O1 - O2)
+)
+
+
+//
+// Cleanup rules. Fold in double casts, remove unnecessary paranthesis, etc.
+//
+@disable paren@
+expression M, O;
+type C, T;
+@@
+(
+- (C)rte_pktmbuf_mtod_offset(M, T, O)
++ rte_pktmbuf_mtod_offset(M, C, O)
+|
+- (rte_pktmbuf_mtod_offset(M, T, O))
++ rte_pktmbuf_mtod_offset(M, T, O)
+|
+- (C)rte_pktmbuf_mtod(M, T)
++ rte_pktmbuf_mtod(M, C)
+|
+- (rte_pktmbuf_mtod(M, T))
++ rte_pktmbuf_mtod(M, T)
+)
diff --git a/src/seastar/dpdk/devtools/git-log-fixes.sh b/src/seastar/dpdk/devtools/git-log-fixes.sh
new file mode 100755
index 00000000..74049467
--- /dev/null
+++ b/src/seastar/dpdk/devtools/git-log-fixes.sh
@@ -0,0 +1,131 @@
+#! /bin/sh -e
+
+# BSD LICENSE
+#
+# Copyright 2016 6WIND S.A.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of 6WIND S.A. nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+print_usage ()
+{
+ echo "usage: $(basename $0) [-h] <git_range>"
+}
+
+print_help ()
+{
+ print_usage
+ cat <<- END_OF_HELP
+
+ Find fixes to backport on previous versions.
+ It looks for the word "fix" in the headline or a tag "Fixes" or "Reverts".
+ The oldest bug origin is printed as well as partially fixed versions.
+ END_OF_HELP
+}
+
+usage_error () # <message>
+{
+ echo "$*" >&2
+ print_usage >&2
+ exit 1
+}
+
+while getopts h ARG ; do
+ case $ARG in
+ h ) print_help ; exit 0 ;;
+ ? ) print_usage >&2 ; exit 1 ;;
+ esac
+done
+shift $(($OPTIND - 1))
+[ $# -ge 1 ] || usage_error 'range argument required'
+range="$*"
+
+# get major release version of a commit
+commit_version () # <hash>
+{
+ tag=$(git tag -l --contains $1 | head -n1)
+ if [ -z "$tag" ] ; then
+ # before -rc1 tag of release in progress
+ make showversion | cut -d'.' -f-2
+ else
+ echo $tag | sed 's,^v,,' | sed 's,-rc.*,,'
+ fi
+}
+
+# get bug origin hashes of a fix
+origin_filter () # <hash>
+{
+ git log --format='%b' -1 $1 |
+ sed -n 's,^ *\([Ff]ixes\|[Rr]everts\): *\([0-9a-f]*\).*,\2,p'
+}
+
+# get oldest major release version of bug origins
+origin_version () # <origin_hash> ...
+{
+ for origin in $* ; do
+ # check hash is valid
+ git rev-parse -q --verify $1 >&- || continue
+ # get version of this bug origin
+ local origver=$(commit_version $origin)
+ local roothashes="$(origin_filter $origin)"
+ if [ -n "$roothashes" ] ; then
+ # look chained fix of fix recursively
+ local rootver="$(origin_version $roothashes)"
+ [ -n "$rootver" ] || continue
+ echo "$rootver (partially fixed in $origver)"
+ else
+ echo "$origver"
+ fi
+ # filter the oldest origin
+ done | sort -uV | head -n1
+}
+
+# print a marker for stable tag presence
+stable_tag () # <hash>
+{
+ if git log --format='%b' -1 $1 | grep -qi '^Cc: *stable@dpdk.org' ; then
+ echo 'S'
+ else
+ echo '-'
+ fi
+}
+
+git log --oneline --reverse $range |
+while read id headline ; do
+ origins=$(origin_filter $id)
+ stable=$(stable_tag $id)
+ [ "$stable" = "S" ] || [ -n "$origins" ] || echo "$headline" | grep -q fix || continue
+ version=$(commit_version $id)
+ if [ -n "$origins" ] ; then
+ origver="$(origin_version $origins)"
+ [ -n "$origver" ] || continue
+ # ignore fix of bug introduced in the same release
+ ! echo "$origver" | grep -q "^$version" || continue
+ else
+ origver='N/A'
+ fi
+ printf '%s %7s %s %s (%s)\n' $version $id $stable "$headline" "$origver"
+done
diff --git a/src/seastar/dpdk/devtools/load-devel-config b/src/seastar/dpdk/devtools/load-devel-config
new file mode 100644
index 00000000..4f43cb35
--- /dev/null
+++ b/src/seastar/dpdk/devtools/load-devel-config
@@ -0,0 +1,12 @@
+# Load DPDK devel config and allow override
+# from system file
+test ! -r /etc/dpdk/devel.config ||
+ . /etc/dpdk/devel.config
+# from user file
+test ! -r ~/.config/dpdk/devel.config ||
+ . ~/.config/dpdk/devel.config
+# from local file
+test ! -r $(dirname $(readlink -m $0))/../.develconfig ||
+ . $(dirname $(readlink -m $0))/../.develconfig
+
+# The config files must export variables in the shell style
diff --git a/src/seastar/dpdk/devtools/test-build.sh b/src/seastar/dpdk/devtools/test-build.sh
new file mode 100755
index 00000000..61bdce7c
--- /dev/null
+++ b/src/seastar/dpdk/devtools/test-build.sh
@@ -0,0 +1,257 @@
+#! /bin/sh -e
+
+# BSD LICENSE
+#
+# Copyright 2015 6WIND S.A.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of 6WIND S.A. nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+default_path=$PATH
+
+# Load config options:
+# - AESNI_MULTI_BUFFER_LIB_PATH
+# - ARMV8_CRYPTO_LIB_PATH
+# - DPDK_BUILD_TEST_CONFIGS (defconfig1+option1+option2 defconfig2)
+# - DPDK_DEP_ARCHIVE
+# - DPDK_DEP_CFLAGS
+# - DPDK_DEP_ISAL_CRYPTO (y/[n])
+# - DPDK_DEP_LDFLAGS
+# - DPDK_DEP_MOFED (y/[n])
+# - DPDK_DEP_NUMA (y/[n])
+# - DPDK_DEP_PCAP (y/[n])
+# - DPDK_DEP_SSL (y/[n])
+# - DPDK_DEP_SZE (y/[n])
+# - DPDK_DEP_ZLIB (y/[n])
+# - DPDK_MAKE_JOBS (int)
+# - DPDK_NOTIFY (notify-send)
+# - LIBSSO_SNOW3G_PATH
+# - LIBSSO_KASUMI_PATH
+# - LIBSSO_ZUC_PATH
+. $(dirname $(readlink -e $0))/load-devel-config
+
+print_usage () {
+ echo "usage: $(basename $0) [-h] [-jX] [-s] [config1 [config2] ...]]"
+}
+
+print_help () {
+ echo 'Test building several targets with different options'
+ echo
+ print_usage
+ cat <<- END_OF_HELP
+
+ options:
+ -h this help
+ -jX use X parallel jobs in "make"
+ -s short test only first config without tests|examples|doc
+ -v verbose build
+
+ config: defconfig[[~][+]option1[[~][+]option2...]]
+ Example: x86_64-native-linuxapp-gcc+debug~RXTX_CALLBACKS
+ The lowercase options are defined inside $(basename $0).
+ The uppercase options can be the end of a defconfig option
+ to enable if prefixed with '+' or to disable if prefixed with '~'.
+ Default is to automatically enable most of the options.
+ The external dependencies are setup with DPDK_DEP_* variables.
+ If no config on command line, DPDK_BUILD_TEST_CONFIGS is used.
+ END_OF_HELP
+}
+
+J=$DPDK_MAKE_JOBS
+short=false
+unset verbose
+maxerr=-Wfatal-errors
+while getopts hj:sv ARG ; do
+ case $ARG in
+ j ) J=$OPTARG ;;
+ s ) short=true ;;
+ v ) verbose='V=1' ;;
+ h ) print_help ; exit 0 ;;
+ ? ) print_usage ; exit 1 ;;
+ esac
+done
+shift $(($OPTIND - 1))
+configs=${*:-$DPDK_BUILD_TEST_CONFIGS}
+
+success=false
+on_exit ()
+{
+ if $success ; then
+ [ "$DPDK_NOTIFY" != notify-send ] || \
+ notify-send -u low --icon=dialog-information 'DPDK build' 'finished'
+ elif [ -z "$signal" ] ; then
+ [ -z "$dir" ] || echo "failed to build $dir" >&2
+ [ "$DPDK_NOTIFY" != notify-send ] || \
+ notify-send -u low --icon=dialog-error 'DPDK build' 'failed'
+ fi
+}
+# catch manual interrupt to ignore notification
+trap "signal=INT ; trap - INT ; kill -INT $$" INT
+# notify result on exit
+trap on_exit EXIT
+
+cd $(dirname $(readlink -m $0))/..
+
+reset_env ()
+{
+ export PATH=$default_path
+ unset CROSS
+ unset DPDK_DEP_ARCHIVE
+ unset DPDK_DEP_CFLAGS
+ unset DPDK_DEP_ISAL_CRYPTO
+ unset DPDK_DEP_LDFLAGS
+ unset DPDK_DEP_MOFED
+ unset DPDK_DEP_NUMA
+ unset DPDK_DEP_PCAP
+ unset DPDK_DEP_SSL
+ unset DPDK_DEP_SZE
+ unset DPDK_DEP_ZLIB
+ unset AESNI_MULTI_BUFFER_LIB_PATH
+ unset ARMV8_CRYPTO_LIB_PATH
+ unset LIBSSO_SNOW3G_PATH
+ unset LIBSSO_KASUMI_PATH
+ unset LIBSSO_ZUC_PATH
+ unset PQOS_INSTALL_PATH
+}
+
+config () # <directory> <target> <options>
+{
+ reconfig=false
+ if git rev-parse 2>&- && [ -n "$(git diff HEAD~ -- config)" ] ; then
+ echo 'Default config may have changed'
+ reconfig=true
+ fi
+ if [ ! -e $1/.config ] || $reconfig ; then
+ echo "================== Configure $1"
+ make T=$2 O=$1 config
+
+ echo 'Customize configuration'
+ # Built-in options (lowercase)
+ ! echo $3 | grep -q '+default' || \
+ sed -ri 's,(RTE_MACHINE=")native,\1default,' $1/.config
+ echo $3 | grep -q '+next' || \
+ sed -ri 's,(NEXT_ABI=)y,\1n,' $1/.config
+ ! echo $3 | grep -q '+shared' || \
+ sed -ri 's,(SHARED_LIB=)n,\1y,' $1/.config
+ ! echo $3 | grep -q '+debug' || ( \
+ sed -ri 's,(RTE_LOG_LEVEL=).*,\1RTE_LOG_DEBUG,' $1/.config
+ sed -ri 's,(_DEBUG.*=)n,\1y,' $1/.config
+ sed -ri 's,(_STAT.*=)n,\1y,' $1/.config
+ sed -ri 's,(TEST_PMD_RECORD_.*=)n,\1y,' $1/.config )
+
+ # Automatic configuration
+ test "$DPDK_DEP_NUMA" != y || \
+ sed -ri 's,(NUMA=)n,\1y,' $1/.config
+ sed -ri 's,(LIBRTE_IEEE1588=)n,\1y,' $1/.config
+ sed -ri 's,(BYPASS=)n,\1y,' $1/.config
+ test "$DPDK_DEP_ARCHIVE" != y || \
+ sed -ri 's,(RESOURCE_TAR=)n,\1y,' $1/.config
+ test "$DPDK_DEP_MOFED" != y || \
+ sed -ri 's,(MLX._PMD=)n,\1y,' $1/.config
+ test "$DPDK_DEP_SZE" != y || \
+ sed -ri 's,(PMD_SZEDATA2=)n,\1y,' $1/.config
+ test "$DPDK_DEP_ZLIB" != y || \
+ sed -ri 's,(BNX2X_PMD=)n,\1y,' $1/.config
+ sed -ri 's,(NFP_PMD=)n,\1y,' $1/.config
+ test "$DPDK_DEP_PCAP" != y || \
+ sed -ri 's,(PCAP=)n,\1y,' $1/.config
+ test -z "$ARMV8_CRYPTO_LIB_PATH" || \
+ sed -ri 's,(PMD_ARMV8_CRYPTO=)n,\1y,' $1/.config
+ test -z "$AESNI_MULTI_BUFFER_LIB_PATH" || \
+ sed -ri 's,(PMD_AESNI_MB=)n,\1y,' $1/.config
+ test "$DPDK_DEP_ISAL_CRYPTO" != y || \
+ sed -ri 's,(PMD_AESNI_GCM=)n,\1y,' $1/.config
+ test -z "$LIBSSO_SNOW3G_PATH" || \
+ sed -ri 's,(PMD_SNOW3G=)n,\1y,' $1/.config
+ test -z "$LIBSSO_KASUMI_PATH" || \
+ sed -ri 's,(PMD_KASUMI=)n,\1y,' $1/.config
+ test -z "$LIBSSO_ZUC_PATH" || \
+ sed -ri 's,(PMD_ZUC=)n,\1y,' $1/.config
+ test "$DPDK_DEP_SSL" != y || \
+ sed -ri 's,(PMD_OPENSSL=)n,\1y,' $1/.config
+ test "$DPDK_DEP_SSL" != y || \
+ sed -ri 's,(PMD_QAT=)n,\1y,' $1/.config
+ sed -ri 's,(SCHED_.*=)n,\1y,' $1/.config
+ build_config_hook $1 $2 $3
+
+ # Explicit enabler/disabler (uppercase)
+ for option in $(echo $3 | sed 's,[~+], &,g') ; do
+ pattern=$(echo $option | cut -c2-)
+ if echo $option | grep -q '^~' ; then
+ sed -ri "s,($pattern=)y,\1n," $1/.config
+ elif echo $option | grep -q '^+' ; then
+ sed -ri "s,($pattern=)n,\1y," $1/.config
+ fi
+ done
+ fi
+}
+
+# default empty hook to override in devel config
+build_config_hook () # <directory> <target> <options>
+{
+ :
+}
+
+for conf in $configs ; do
+ target=$(echo $conf | sed 's,[~+].*,,')
+ # reload config with DPDK_TARGET set
+ DPDK_TARGET=$target
+ reset_env
+ . $(dirname $(readlink -e $0))/load-devel-config
+
+ options=$(echo $conf | sed 's,[^~+]*,,')
+ dir=$conf
+ config $dir $target $options
+
+ echo "================== Build $dir"
+ make -j$J EXTRA_CFLAGS="$maxerr $DPDK_DEP_CFLAGS" \
+ EXTRA_LDFLAGS="$DPDK_DEP_LDFLAGS" $verbose O=$dir
+ ! $short || break
+ echo "================== Build tests for $dir"
+ make test-build -j$J EXTRA_CFLAGS="$maxerr $DPDK_DEP_CFLAGS" \
+ EXTRA_LDFLAGS="$DPDK_DEP_LDFLAGS" $verbose O=$dir
+ echo "================== Build examples for $dir"
+ export RTE_SDK=$(pwd)
+ export RTE_TARGET=$dir
+ make -j$J -sC examples \
+ EXTRA_LDFLAGS="$DPDK_DEP_LDFLAGS" $verbose \
+ O=$(readlink -m $dir/examples)
+ unset RTE_TARGET
+ echo "################## $dir done."
+ unset dir
+done
+
+if ! $short ; then
+ mkdir -p .check
+ echo "================== Build doxygen HTML API"
+ make doc-api-html >/dev/null 2>.check/doc.txt
+ echo "================== Build sphinx HTML guides"
+ make doc-guides-html >/dev/null 2>>.check/doc.txt
+ echo "================== Check docs"
+ diff -u /dev/null .check/doc.txt
+fi
+
+success=true
diff --git a/src/seastar/dpdk/devtools/test-null.sh b/src/seastar/dpdk/devtools/test-null.sh
new file mode 100755
index 00000000..30cd0b03
--- /dev/null
+++ b/src/seastar/dpdk/devtools/test-null.sh
@@ -0,0 +1,45 @@
+#! /bin/sh -e
+
+# BSD LICENSE
+#
+# Copyright 2015 6WIND S.A.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of 6WIND S.A. nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Run a quick testpmd forwarding with null PMD without hugepage
+
+build=${1:-build}
+coremask=${2:-3} # default using cores 0 and 1
+
+if grep -q SHARED_LIB=y $build/.config; then
+ pmd='-d librte_pmd_null.so'
+fi
+
+(sleep 1 && echo stop) |
+$build/app/testpmd -c $coremask -n 1 --no-huge \
+ $pmd --vdev net_null1 --vdev net_null2 -- \
+ --total-num-mbufs=2048 -ia
diff --git a/src/seastar/dpdk/devtools/validate-abi.sh b/src/seastar/dpdk/devtools/validate-abi.sh
new file mode 100755
index 00000000..52e4e7ae
--- /dev/null
+++ b/src/seastar/dpdk/devtools/validate-abi.sh
@@ -0,0 +1,262 @@
+#!/bin/sh
+# BSD LICENSE
+#
+# Copyright(c) 2015 Neil Horman. All rights reserved.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+TAG1=$1
+TAG2=$2
+TARGET=$3
+ABI_DIR=`mktemp -d -p /tmp ABI.XXXXXX`
+
+usage() {
+ echo "$0 <REV1> <REV2> <TARGET>"
+}
+
+log() {
+ local level=$1
+ shift
+ echo "$*"
+}
+
+validate_tags() {
+
+ if [ -z "$HASH1" ]
+ then
+ echo "invalid revision: $TAG1"
+ return
+ fi
+ if [ -z "$HASH2" ]
+ then
+ echo "invalid revision: $TAG2"
+ return
+ fi
+}
+
+validate_args() {
+ if [ -z "$TAG1" ]
+ then
+ echo "Must Specify REV1"
+ return
+ fi
+ if [ -z "$TAG2" ]
+ then
+ echo "Must Specify REV2"
+ return
+ fi
+ if [ -z "$TARGET" ]
+ then
+ echo "Must Specify a build target"
+ fi
+}
+
+
+cleanup_and_exit() {
+ rm -rf $ABI_DIR
+ git checkout $CURRENT_BRANCH
+ exit $1
+}
+
+# Make sure we configure SHARED libraries
+# Also turn off IGB and KNI as those require kernel headers to build
+fixup_config() {
+ sed -i -e"$ a\CONFIG_RTE_BUILD_SHARED_LIB=y" config/defconfig_$TARGET
+ sed -i -e"$ a\CONFIG_RTE_NEXT_ABI=n" config/defconfig_$TARGET
+ sed -i -e"$ a\CONFIG_RTE_EAL_IGB_UIO=n" config/defconfig_$TARGET
+ sed -i -e"$ a\CONFIG_RTE_LIBRTE_KNI=n" config/defconfig_$TARGET
+ sed -i -e"$ a\CONFIG_RTE_KNI_KMOD=n" config/defconfig_$TARGET
+}
+
+###########################################
+#START
+############################################
+
+#trap on ctrl-c to clean up
+trap cleanup_and_exit SIGINT
+
+if [ -z "$DPDK_MAKE_JOBS" ]
+then
+ # This counts the number of cpus on the system
+ if [ -e /usr/bin/lscpu ]
+ then
+ DPDK_MAKE_JOBS=`lscpu -p=cpu | grep -v "#" | wc -l`
+ else
+ DPDK_MAKE_JOBS=1
+ fi
+fi
+
+#Save the current branch
+CURRENT_BRANCH=`git branch | grep \* | cut -d' ' -f2`
+
+if [ -z "$CURRENT_BRANCH" ]
+then
+ CURRENT_BRANCH=`git log --pretty=format:%H HEAD~1..HEAD`
+fi
+
+if [ -n "$VERBOSE" ]
+then
+ export VERBOSE=/dev/stdout
+else
+ export VERBOSE=/dev/null
+fi
+
+# Validate that we have all the arguments we need
+res=$(validate_args)
+if [ -n "$res" ]
+then
+ echo $res
+ usage
+ cleanup_and_exit 1
+fi
+
+HASH1=$(git show -s --format=%H "$TAG1" -- 2> /dev/null | tail -1)
+HASH2=$(git show -s --format=%H "$TAG2" -- 2> /dev/null | tail -1)
+
+# Make sure our tags exist
+res=$(validate_tags)
+if [ -n "$res" ]
+then
+ echo $res
+ cleanup_and_exit 1
+fi
+
+# Make hashes available in output for non-local reference
+TAG1="$TAG1 ($HASH1)"
+TAG2="$TAG2 ($HASH2)"
+
+ABICHECK=`which abi-compliance-checker 2>/dev/null`
+if [ $? -ne 0 ]
+then
+ log "INFO" "Cant find abi-compliance-checker utility"
+ cleanup_and_exit 1
+fi
+
+ABIDUMP=`which abi-dumper 2>/dev/null`
+if [ $? -ne 0 ]
+then
+ log "INFO" "Cant find abi-dumper utility"
+ cleanup_and_exit 1
+fi
+
+log "INFO" "We're going to check and make sure that applications built"
+log "INFO" "against DPDK DSOs from version $TAG1 will still run when executed"
+log "INFO" "against DPDK DSOs built from version $TAG2."
+log "INFO" ""
+
+# Check to make sure we have a clean tree
+git status | grep -q clean
+if [ $? -ne 0 ]
+then
+ log "WARN" "Working directory not clean, aborting"
+ cleanup_and_exit 1
+fi
+
+# Move to the root of the git tree
+cd $(dirname $0)/..
+
+log "INFO" "Checking out version $TAG1 of the dpdk"
+# Move to the old version of the tree
+git checkout $HASH1
+
+fixup_config
+
+# Checking abi compliance relies on using the dwarf information in
+# The shared objects. Thats only included in the DSO's if we build
+# with -g
+export EXTRA_CFLAGS="$EXTRA_CFLAGS -g -O0"
+export EXTRA_LDFLAGS="$EXTRA_LDFLAGS -g"
+
+# Now configure the build
+log "INFO" "Configuring DPDK $TAG1"
+make config T=$TARGET O=$TARGET > $VERBOSE 2>&1
+
+log "INFO" "Building DPDK $TAG1. This might take a moment"
+make -j$DPDK_MAKE_JOBS O=$TARGET > $VERBOSE 2>&1
+
+if [ $? -ne 0 ]
+then
+ log "INFO" "THE BUILD FAILED. ABORTING"
+ cleanup_and_exit 1
+fi
+
+# Move to the lib directory
+cd $TARGET/lib
+log "INFO" "COLLECTING ABI INFORMATION FOR $TAG1"
+for i in `ls *.so`
+do
+ $ABIDUMP $i -o $ABI_DIR/$i-ABI-0.dump -lver $HASH1
+done
+cd ../..
+
+# Now clean the tree, checkout the second tag, and rebuild
+git clean -f -d
+git reset --hard
+# Move to the new version of the tree
+log "INFO" "Checking out version $TAG2 of the dpdk"
+git checkout $HASH2
+
+fixup_config
+
+# Now configure the build
+log "INFO" "Configuring DPDK $TAG2"
+make config T=$TARGET O=$TARGET > $VERBOSE 2>&1
+
+log "INFO" "Building DPDK $TAG2. This might take a moment"
+make -j$DPDK_MAKE_JOBS O=$TARGET > $VERBOSE 2>&1
+
+if [ $? -ne 0 ]
+then
+ log "INFO" "THE BUILD FAILED. ABORTING"
+ cleanup_and_exit 1
+fi
+
+cd $TARGET/lib
+log "INFO" "COLLECTING ABI INFORMATION FOR $TAG2"
+for i in `ls *.so`
+do
+ $ABIDUMP $i -o $ABI_DIR/$i-ABI-1.dump -lver $HASH2
+done
+cd ../..
+
+# Start comparison of ABI dumps
+for i in `ls $ABI_DIR/*-1.dump`
+do
+ NEWNAME=`basename $i`
+ OLDNAME=`basename $i | sed -e"s/1.dump/0.dump/"`
+ LIBNAME=`basename $i | sed -e"s/-ABI-1.dump//"`
+
+ if [ ! -f $ABI_DIR/$OLDNAME ]
+ then
+ log "INFO" "$OLDNAME DOES NOT EXIST IN $TAG1. SKIPPING..."
+ fi
+
+ #compare the abi dumps
+ $ABICHECK -l $LIBNAME -old $ABI_DIR/$OLDNAME -new $ABI_DIR/$NEWNAME
+done
+
+git reset --hard
+log "INFO" "ABI CHECK COMPLETE. REPORTS ARE IN compat_report directory"
+cleanup_and_exit 0