Merge branch into tip/master: 'x86/percpu'

# New commits in x86/percpu: 47ff30c ("x86/percpu: Enable named address spaces for all capable GCC versions") 9130ea0 ("x86/percpu: Clean up <asm/percpu.h> vertical alignment details") 61d73e4 ("x86/percpu: Clean up <asm/percpu.h> a bit") 47c9dbd ("x86/percpu: Move some percpu accessors around to reduce ifdeffery") 4890891 ("x86/percpu: Rename percpu_stable_op() to __raw_cpu_read_stable()") 1fe67ae ("x86/percpu: Fix operand constraint modifier in __raw_cpu_write()") 539615d ("x86/percpu: Introduce the __raw_cpu_read_const() macro") a50ea64 ("x86/percpu: Unify percpu read-write accessors") 08d564a ("x86/percpu: Move some percpu macros around for readability") 455ca13 ("x86/percpu: Introduce the pcpu_binary_op() macro") Signed-off-by: Ingo Molnar <mingo@kernel.org>
xinli-intel · May 23, 2024 · d0c40c3 · d0c40c3
2 parents 8b62447 + 47ff30c
commit d0c40c3
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diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
@@ -2431,7 +2431,8 @@ source "kernel/livepatch/Kconfig"
 endmenu
 
 config CC_HAS_NAMED_AS
-	def_bool CC_IS_GCC && GCC_VERSION >= 90100
+	def_bool $(success,echo 'int __seg_fs fs; int __seg_gs gs;' | $(CC) -x c - -S -o /dev/null)
+	depends on CC_IS_GCC
 
 config CC_HAS_NAMED_AS_FIXED_SANITIZERS
 	def_bool CC_IS_GCC && GCC_VERSION >= 130300