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| author | Vincent Donnefort <vdonnefort@google.com> | 2026-09-23 08:42:13 +0100 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2026-10-14 19:03:39 -0400 |
| commit | 0fa993581aaa58a34ae3dcebebe0fbf593fcb441 (patch) | |
| tree | 70458fc4e010715803f282d1d1247515d4d99e37 /kernel | |
| parent | ba875c4483359ad4c056e00d3da089c7db56bea6 (diff) | |
| download | linux-next-0fa993581aaa58a34ae3dcebebe0fbf593fcb441.tar.gz linux-next-0fa993581aaa58a34ae3dcebebe0fbf593fcb441.zip | |
tracing: Fix simple_ring_buffer undef check on sparc64
simple_ring_buffer relies on headers that end up including
<asm/thread_info.h>. On sparc64, this emits the undefined symbol
current_thread_info_reg. Allow this symbol.
Link: https://patch.msgid.link/20260923074213.3077182-4-vdonnefort@google.com
Fixes: 1211907ac0b5 ("tracing: Generate undef symbols allowlist for simple_ring_buffer")
Reported-by: Guenter Roeck <linux@roeck-us.net>
Closes: https://lore.kernel.org/all/5574c9e6-9ed2-4ee6-a2b2-fb6ee81e83a1@roeck-us.net/
Signed-off-by: Vincent Donnefort <vdonnefort@google.com>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/Makefile | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile index 0e1846f7dda3..3860bc53a4be 100644 --- a/kernel/trace/Makefile +++ b/kernel/trace/Makefile @@ -146,6 +146,7 @@ KASAN_SANITIZE_undefsyms_base.o := y UNDEFINED_ALLOWLIST = __asan __gcov __kasan __kcsan __hwasan __sancov __sanitizer __tsan __ubsan __msan \ __aeabi_unwind_cpp __s390_indirect_jump __x86_indirect_thunk simple_ring_buffer \ + current_thread_info_reg \ $(shell $(NM) -u $(obj)/undefsyms_base.o 2>/dev/null | awk '$$2 {print $$2}') quiet_cmd_check_undefined = NM $< |