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| author | Peter Zijlstra <peterz@infradead.org> | 2015-04-24 01:12:32 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-07-27 14:06:24 +0200 |
| commit | de9e432cb5de1bf2952919dc0b22e4bec0ed8d53 (patch) | |
| tree | f67d751e7d52f45279950f2a7594d7a2ff5a0bbd /arch/powerpc/kernel/misc_32.S | |
| parent | e6942b7de2dfe44ebde9bae57dadece5abca9de8 (diff) | |
| download | linux-de9e432cb5de1bf2952919dc0b22e4bec0ed8d53.tar.gz linux-de9e432cb5de1bf2952919dc0b22e4bec0ed8d53.tar.bz2 linux-de9e432cb5de1bf2952919dc0b22e4bec0ed8d53.zip | |
atomic: Collapse all atomic_{set,clear}_mask definitions
Move the now generic definitions of atomic_{set,clear}_mask() into
linux/atomic.h to avoid endless and pointless repetition.
Also, provide an atomic_andnot() wrapper for those few archs that can
implement that.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/powerpc/kernel/misc_32.S')
| -rw-r--r-- | arch/powerpc/kernel/misc_32.S | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S index 7c6bb4b17b49..ed3ab509faca 100644 --- a/arch/powerpc/kernel/misc_32.S +++ b/arch/powerpc/kernel/misc_32.S @@ -596,25 +596,6 @@ _GLOBAL(copy_page) b 2b /* - * void atomic_clear_mask(atomic_t mask, atomic_t *addr) - * void atomic_set_mask(atomic_t mask, atomic_t *addr); - */ -_GLOBAL(atomic_clear_mask) -10: lwarx r5,0,r4 - andc r5,r5,r3 - PPC405_ERR77(0,r4) - stwcx. r5,0,r4 - bne- 10b - blr -_GLOBAL(atomic_set_mask) -10: lwarx r5,0,r4 - or r5,r5,r3 - PPC405_ERR77(0,r4) - stwcx. r5,0,r4 - bne- 10b - blr - -/* * Extended precision shifts. * * Updated to be valid for shift counts from 0 to 63 inclusive. |