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authorLinus Torvalds <torvalds@linux-foundation.org>2023-10-31 02:20:02 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2023-10-31 02:20:02 +0300
commitcd063c8b9e1e95560e90bac7816234d8b2ee2897 (patch)
tree740e8bfd7dd95b7a2566b74ef5c462d338b05f16 /arch/x86
parent63ce50fff9240d66cf3b59663f458f55ba6dcfcc (diff)
parent60fd39af33d3f63c4c94bd06784ebdf0d883f5c9 (diff)
downloadlinux-cd063c8b9e1e95560e90bac7816234d8b2ee2897.tar.xz
Merge tag 'objtool-core-2023-10-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull objtool updates from Ingo Molnar: "Misc fixes and cleanups: - Fix potential MAX_NAME_LEN limit related build failures - Fix scripts/faddr2line symbol filtering bug - Fix scripts/faddr2line on LLVM=1 - Fix scripts/faddr2line to accept readelf output with mapping symbols - Minor cleanups" * tag 'objtool-core-2023-10-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: scripts/faddr2line: Skip over mapping symbols in output from readelf scripts/faddr2line: Use LLVM addr2line and readelf if LLVM=1 scripts/faddr2line: Don't filter out non-function symbols from readelf objtool: Remove max symbol name length limitation objtool: Propagate early errors objtool: Use 'the fallthrough' pseudo-keyword x86/speculation, objtool: Use absolute relocations for annotations x86/unwind/orc: Remove redundant initialization of 'mid' pointer in __orc_find()
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/include/asm/alternative.h4
-rw-r--r--arch/x86/include/asm/nospec-branch.h4
-rw-r--r--arch/x86/kernel/unwind_orc.c2
3 files changed, 5 insertions, 5 deletions
diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index 9c4da699e11a..65f79092c9d9 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -58,7 +58,7 @@
#define ANNOTATE_IGNORE_ALTERNATIVE \
"999:\n\t" \
".pushsection .discard.ignore_alts\n\t" \
- ".long 999b - .\n\t" \
+ ".long 999b\n\t" \
".popsection\n\t"
/*
@@ -352,7 +352,7 @@ static inline int alternatives_text_reserved(void *start, void *end)
.macro ANNOTATE_IGNORE_ALTERNATIVE
.Lannotate_\@:
.pushsection .discard.ignore_alts
- .long .Lannotate_\@ - .
+ .long .Lannotate_\@
.popsection
.endm
diff --git a/arch/x86/include/asm/nospec-branch.h b/arch/x86/include/asm/nospec-branch.h
index 14cd3cd5f85a..f93e9b96927a 100644
--- a/arch/x86/include/asm/nospec-branch.h
+++ b/arch/x86/include/asm/nospec-branch.h
@@ -196,7 +196,7 @@
.macro ANNOTATE_RETPOLINE_SAFE
.Lhere_\@:
.pushsection .discard.retpoline_safe
- .long .Lhere_\@ - .
+ .long .Lhere_\@
.popsection
.endm
@@ -320,7 +320,7 @@
#define ANNOTATE_RETPOLINE_SAFE \
"999:\n\t" \
".pushsection .discard.retpoline_safe\n\t" \
- ".long 999b - .\n\t" \
+ ".long 999b\n\t" \
".popsection\n\t"
typedef u8 retpoline_thunk_t[RETPOLINE_THUNK_SIZE];
diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c
index 7e574cf3bf8a..d00c28aaa5be 100644
--- a/arch/x86/kernel/unwind_orc.c
+++ b/arch/x86/kernel/unwind_orc.c
@@ -85,7 +85,7 @@ static struct orc_entry *__orc_find(int *ip_table, struct orc_entry *u_table,
{
int *first = ip_table;
int *last = ip_table + num_entries - 1;
- int *mid = first, *found = first;
+ int *mid, *found = first;
if (!num_entries)
return NULL;