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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:50:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:50:03 +0000
commit01a69402cf9d38ff180345d55c2ee51c7e89fbc7 (patch)
treeb406c5242a088c4f59c6e4b719b783f43aca6ae9 /arch/x86/lib
parentAdding upstream version 6.7.12. (diff)
downloadlinux-upstream/6.8.9.tar.xz
linux-upstream/6.8.9.zip
Adding upstream version 6.8.9.upstream/6.8.9
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/lib')
-rw-r--r--arch/x86/lib/Makefile13
-rw-r--r--arch/x86/lib/cache-smp.c1
-rw-r--r--arch/x86/lib/delay.c2
-rw-r--r--arch/x86/lib/retpoline.S6
4 files changed, 7 insertions, 15 deletions
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index ea3a28e7b6..f0dae4fb6d 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -14,19 +14,6 @@ ifdef CONFIG_KCSAN
CFLAGS_REMOVE_delay.o = $(CC_FLAGS_FTRACE)
endif
-# Early boot use of cmdline; don't instrument it
-ifdef CONFIG_AMD_MEM_ENCRYPT
-KCOV_INSTRUMENT_cmdline.o := n
-KASAN_SANITIZE_cmdline.o := n
-KCSAN_SANITIZE_cmdline.o := n
-
-ifdef CONFIG_FUNCTION_TRACER
-CFLAGS_REMOVE_cmdline.o = -pg
-endif
-
-CFLAGS_cmdline.o := -fno-stack-protector -fno-jump-tables
-endif
-
inat_tables_script = $(srctree)/arch/x86/tools/gen-insn-attr-x86.awk
inat_tables_maps = $(srctree)/arch/x86/lib/x86-opcode-map.txt
quiet_cmd_inat_tables = GEN $@
diff --git a/arch/x86/lib/cache-smp.c b/arch/x86/lib/cache-smp.c
index 7c48ff4ae8..7af743bd3b 100644
--- a/arch/x86/lib/cache-smp.c
+++ b/arch/x86/lib/cache-smp.c
@@ -1,4 +1,5 @@
// SPDX-License-Identifier: GPL-2.0
+#include <asm/paravirt.h>
#include <linux/smp.h>
#include <linux/export.h>
diff --git a/arch/x86/lib/delay.c b/arch/x86/lib/delay.c
index 0e65d00e23..23f81ca3f0 100644
--- a/arch/x86/lib/delay.c
+++ b/arch/x86/lib/delay.c
@@ -128,7 +128,7 @@ static void delay_halt_mwaitx(u64 unused, u64 cycles)
delay = min_t(u64, MWAITX_MAX_WAIT_CYCLES, cycles);
/*
- * Use cpu_tss_rw as a cacheline-aligned, seldomly accessed per-cpu
+ * Use cpu_tss_rw as a cacheline-aligned, seldom accessed per-cpu
* variable as the monitor target.
*/
__monitorx(raw_cpu_ptr(&cpu_tss_rw), 0, 0);
diff --git a/arch/x86/lib/retpoline.S b/arch/x86/lib/retpoline.S
index 1e59367b46..5b26a952e2 100644
--- a/arch/x86/lib/retpoline.S
+++ b/arch/x86/lib/retpoline.S
@@ -229,8 +229,12 @@ SYM_CODE_END(srso_return_thunk)
#define JMP_SRSO_UNTRAIN_RET "ud2"
/* Dummy for the alternative in CALL_UNTRAIN_RET. */
SYM_CODE_START(srso_alias_untrain_ret)
- RET
+ ANNOTATE_UNRET_SAFE
+ ANNOTATE_NOENDBR
+ ret
+ int3
SYM_FUNC_END(srso_alias_untrain_ret)
+__EXPORT_THUNK(srso_alias_untrain_ret)
#endif /* CONFIG_CPU_SRSO */
#ifdef CONFIG_CPU_UNRET_ENTRY