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x86/percpu: Use BIT_WORD() and BIT_MASK() macros

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Use BIT_WORD() and BIT_MASK() macros from <linux/bits.h>
in <arch/x86/include/asm/percpu.h> instead of open-coding them.

No functional change intended.

Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://patch.msgid.link/20250907184915.78041-1-ubizjak@gmail.com
This commit is contained in:
Uros Bizjak 2025-09-07 20:48:46 +02:00 committed by Borislav Petkov (AMD)
parent 47955b58cf
commit fd4e025526
1 changed files with 3 additions and 2 deletions
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5
arch/x86/include/asm/percpu.h
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@ -23,6 +23,7 @@
#else /* !__ASSEMBLY__: */
#include <linux/args.h>
#include <linux/bits.h>
#include <linux/build_bug.h>
#include <linux/stringify.h>
#include <asm/asm.h>
@ -572,9 +573,9 @@ do { \
#define x86_this_cpu_constant_test_bit(_nr, _var) \
({ \
unsigned long __percpu *addr__ = \
(unsigned long __percpu *)&(_var) + ((_nr) / BITS_PER_LONG); \
(unsigned long __percpu *)&(_var) + BIT_WORD(_nr); \
\
!!((1UL << ((_nr) % BITS_PER_LONG)) & raw_cpu_read(*addr__)); \
!!(BIT_MASK(_nr) & raw_cpu_read(*addr__)); \
})
#define x86_this_cpu_variable_test_bit(_nr, _var) \