Commit 883957b1 authored by Marco Elver's avatar Marco Elver Committed by Paul E. McKenney
Browse files

objtool: Add atomic builtin TSAN instrumentation to uaccess whitelist 



Adds the new TSAN functions that may be emitted for atomic builtins to
objtool's uaccess whitelist.

Signed-off-by: default avatarMarco Elver <elver@google.com>
Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
parent 0f8ad5f2

tools/objtool/check.c

+50 −0
Original line number Diff line number Diff line
@@ -528,6 +528,56 @@ static const char *uaccess_safe_builtin[] = { 
	"__tsan_write4",

	"__tsan_write8",

	"__tsan_write16",

	"__tsan_atomic8_load",

	"__tsan_atomic16_load",

	"__tsan_atomic32_load",

	"__tsan_atomic64_load",

	"__tsan_atomic8_store",

	"__tsan_atomic16_store",

	"__tsan_atomic32_store",

	"__tsan_atomic64_store",

	"__tsan_atomic8_exchange",

	"__tsan_atomic16_exchange",

	"__tsan_atomic32_exchange",

	"__tsan_atomic64_exchange",

	"__tsan_atomic8_fetch_add",

	"__tsan_atomic16_fetch_add",

	"__tsan_atomic32_fetch_add",

	"__tsan_atomic64_fetch_add",

	"__tsan_atomic8_fetch_sub",

	"__tsan_atomic16_fetch_sub",

	"__tsan_atomic32_fetch_sub",

	"__tsan_atomic64_fetch_sub",

	"__tsan_atomic8_fetch_and",

	"__tsan_atomic16_fetch_and",

	"__tsan_atomic32_fetch_and",

	"__tsan_atomic64_fetch_and",

	"__tsan_atomic8_fetch_or",

	"__tsan_atomic16_fetch_or",

	"__tsan_atomic32_fetch_or",

	"__tsan_atomic64_fetch_or",

	"__tsan_atomic8_fetch_xor",

	"__tsan_atomic16_fetch_xor",

	"__tsan_atomic32_fetch_xor",

	"__tsan_atomic64_fetch_xor",

	"__tsan_atomic8_fetch_nand",

	"__tsan_atomic16_fetch_nand",

	"__tsan_atomic32_fetch_nand",

	"__tsan_atomic64_fetch_nand",

	"__tsan_atomic8_compare_exchange_strong",

	"__tsan_atomic16_compare_exchange_strong",

	"__tsan_atomic32_compare_exchange_strong",

	"__tsan_atomic64_compare_exchange_strong",

	"__tsan_atomic8_compare_exchange_weak",

	"__tsan_atomic16_compare_exchange_weak",

	"__tsan_atomic32_compare_exchange_weak",

	"__tsan_atomic64_compare_exchange_weak",

	"__tsan_atomic8_compare_exchange_val",

	"__tsan_atomic16_compare_exchange_val",

	"__tsan_atomic32_compare_exchange_val",

	"__tsan_atomic64_compare_exchange_val",

	"__tsan_atomic_thread_fence",

	"__tsan_atomic_signal_fence",

	/* KCOV */

	"write_comp_data",

	"check_kcov_mode",

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