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tracing: Update undefined symbols allow list for simple_ring_buffer

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Undefined symbols are not allowed for simple_ring_buffer.c. But some
compiler emitted symbols are missing in the allowlist. Update it.

Reported-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Vincent Donnefort <vdonnefort@google.com>
Fixes: a717943d8e ("tracing: Check for undefined symbols in simple_ring_buffer")
Closes: https://lore.kernel.org/all/20260311221816.GA316631@ax162/
Acked-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Link: https://patch.msgid.link/20260312113535.2213350-1-vdonnefort@google.com
Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Vincent Donnefort
2026-03-12 11:35:35 +00:00
committed by Marc Zyngier
parent ce6a2badf5
commit 5f2f830471
1 changed files with 2 additions and 1 deletions
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3
kernel/trace/Makefile
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@@ -137,7 +137,8 @@ obj-$(CONFIG_TRACE_REMOTE_TEST) += remote_test.o
# to all kernel symbols. Fail the build if forbidden symbols are found.
#
UNDEFINED_ALLOWLIST := memset alt_cb_patch_nops __x86 __ubsan __asan __kasan __gcov __aeabi_unwind
UNDEFINED_ALLOWLIST += __stack_chk_fail stackleak_track_stack __ref_stack __sanitizer
UNDEFINED_ALLOWLIST += __stack_chk_fail stackleak_track_stack __ref_stack __sanitizer llvm_gcda llvm_gcov
UNDEFINED_ALLOWLIST += .TOC\. __clear_pages_unrolled __memmove copy_page warn_slowpath_fmt
UNDEFINED_ALLOWLIST := $(addprefix -e , $(UNDEFINED_ALLOWLIST))
quiet_cmd_check_undefined = NM $<