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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 19:41:07 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 19:41:07 +0000
commit3af6d22bb3850ab2bac67287e3a3d3b0e32868e5 (patch)
tree3ee7a3ec64525911fa865bb984c86d997d855527 /man2/subpage_prot.2
parentAdding debian version 6.05.01-1. (diff)
downloadmanpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.tar.xz
manpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.zip
Merging upstream version 6.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--man2/subpage_prot.214
1 files changed, 7 insertions, 7 deletions
diff --git a/man2/subpage_prot.2 b/man2/subpage_prot.2
index 4309a7d..aaeb883 100644
--- a/man2/subpage_prot.2
+++ b/man2/subpage_prot.2
@@ -7,7 +7,7 @@
.\" in Linux commit fa28237cfcc5827553044cbd6ee52e33692b0faa
.\" both written by Paul Mackerras <paulus@samba.org>
.\"
-.TH subpage_prot 2 2023-03-30 "Linux man-pages 6.05.01"
+.TH subpage_prot 2 2023-10-31 "Linux man-pages 6.7"
.SH NAME
subpage_prot \- define a subpage protection for an address range
.SH LIBRARY
@@ -17,11 +17,11 @@ Standard C library
.nf
.BR "#include <sys/syscall.h>" " /* Definition of " SYS_* " constants */"
.B #include <unistd.h>
-.PP
+.P
.BI "int syscall(SYS_subpage_prot, unsigned long " addr ", unsigned long " len ,
.BI " uint32_t *" map );
.fi
-.PP
+.P
.IR Note :
glibc provides no wrapper for
.BR subpage_prot (),
@@ -33,14 +33,14 @@ The PowerPC-specific
system call provides the facility to control the access
permissions on individual 4\ kB subpages on systems configured with
a page size of 64\ kB.
-.PP
+.P
The protection map is applied to the memory pages in the region starting at
.I addr
and continuing for
.I len
bytes.
Both of these arguments must be aligned to a 64-kB boundary.
-.PP
+.P
The protection map is specified in the buffer pointed to by
.IR map .
The map has 2 bits per 4\ kB subpage;
@@ -80,7 +80,7 @@ Out of memory.
Linux.
.SH HISTORY
Linux 2.6.25 (PowerPC).
-.PP
+.P
The system call is provided only if the kernel is configured with
.BR CONFIG_PPC_64K_PAGES .
.SH NOTES
@@ -113,6 +113,6 @@ hardware pages (on machines with hardware 64-kB page support).
.SH SEE ALSO
.BR mprotect (2),
.BR syscall (2)
-.PP
+.P
.I Documentation/admin\-guide/mm/hugetlbpage.rst
in the Linux kernel source tree