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| author |   Uros Bizjak <ubizjak@gmail.com> | 2023-12-04 22:02:31 +0100 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2023-12-11 11:47:15 +0100 |
| commit | 3a1d3829e193c091475ceab481c5f8deab385023 (patch) | |
| tree | 6f1b2bb8ef0387df502762a68aaabb3508016185 | |
| parent | x86/traps: Use current_top_of_stack() helper in traps.c (diff) | |
| download | wireguard-linux-3a1d3829e193c091475ceab481c5f8deab385023.tar.xz wireguard-linux-3a1d3829e193c091475ceab481c5f8deab385023.zip | |
x86/percpu: Avoid sparse warning with cast to named address space
Teach sparse about __seg_fs and __seg_gs named address space
qualifiers to to avoid warnings about unexpected keyword at
the end of cast operator.
Reported-by: kernel test robot <lkp@intel.com>
Acked-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20231204210320.114429-3-ubizjak@gmail.com
Closes: https://lore.kernel.org/oe-kbuild-all/202310080853.UhMe5iWa-lkp@intel.com/
| -rw-r--r-- | arch/x86/include/asm/percpu.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h index 3859abad19ec..e56a37886143 100644 --- a/arch/x86/include/asm/percpu.h +++ b/arch/x86/include/asm/percpu.h @@ -36,6 +36,11 @@ #ifdef CONFIG_CC_HAS_NAMED_AS +#ifdef __CHECKER__ +#define __seg_gs __attribute__((address_space(__seg_gs))) +#define __seg_fs __attribute__((address_space(__seg_fs))) +#endif + #ifdef CONFIG_X86_64 #define __percpu_seg_override __seg_gs #else |