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locking/atomic: delete !ARCH_ATOMIC remnants

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Now that all architectures implement ARCH_ATOMIC, we can make it
mandatory, removing the Kconfig symbol and logic for !ARCH_ATOMIC.

There should be no functional change as a result of this patch.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20210525140232.53872-33-mark.rutland@arm.com
This commit is contained in:
Mark Rutland
2021-05-25 15:02:31 +01:00
committed by Peter Zijlstra
parent b9b12978a8
commit 3c1885187b
31 changed files with 3 additions and 2718 deletions
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4
include/linux/atomic.h
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@@ -77,12 +77,8 @@
__ret; \
})
#ifdef CONFIG_ARCH_ATOMIC
#include <linux/atomic-arch-fallback.h>
#include <asm-generic/atomic-instrumented.h>
#else
#include <linux/atomic-fallback.h>
#endif
#include <asm-generic/atomic-long.h>