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x86/percpu: Avoid sparse warning with cast to named address space

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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/
This commit is contained in:
Uros Bizjak 2023-12-04 22:02:31 +01:00 committed by Ingo Molnar
parent 13408c6ae6
commit 3a1d3829e1
1 changed files with 5 additions and 0 deletions
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5
arch/x86/include/asm/percpu.h
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@ -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