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authorMark Rutland <mark.rutland@arm.com>2021-05-25 15:02:23 +0100
committerPeter Zijlstra <peterz@infradead.org>2021-05-26 13:20:51 +0200
commit7e517b4c11200be3b0a941b33b26798a5e808dbc (patch)
tree7d2abb98e885c801b26380faabea919476661bd3
parentlocking/atomic: nds32: move to ARCH_ATOMIC (diff)
downloadlinux-dev-7e517b4c11200be3b0a941b33b26798a5e808dbc.tar.xz
linux-dev-7e517b4c11200be3b0a941b33b26798a5e808dbc.zip
locking/atomic: nios2: move to ARCH_ATOMIC
We'd like all architectures to convert to ARCH_ATOMIC, as once all architectures are converted it will be possible to make significant cleanups to the atomics headers, and this will make it much easier to generically enable atomic functionality (e.g. debug logic in the instrumented wrappers). As a step towards that, this patch migrates nios2 to ARCH_ATOMIC, using the asm-generic implementations. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Cc: Boqun Feng <boqun.feng@gmail.com> Cc: Ley Foon Tan <ley.foon.tan@intel.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/20210525140232.53872-25-mark.rutland@arm.com
-rw-r--r--arch/nios2/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/nios2/Kconfig b/arch/nios2/Kconfig
index c24955c81c92..67dae88c5b53 100644
--- a/arch/nios2/Kconfig
+++ b/arch/nios2/Kconfig
@@ -2,6 +2,7 @@
config NIOS2
def_bool y
select ARCH_32BIT_OFF_T
+ select ARCH_ATOMIC
select ARCH_HAS_DMA_PREP_COHERENT
select ARCH_HAS_SYNC_DMA_FOR_CPU
select ARCH_HAS_SYNC_DMA_FOR_DEVICE