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SubjectRe: [sparc64] locking/atomic, kernel OOPS on running stress-ng
On Tue, Jul 6, 2021 at 12:11 PM Mark Rutland <mark.rutland@arm.com> wrote:
> Fixes: ff5b4f1ed580c59d ("locking/atomic: sparc: move to ARCH_ATOMIC")
> Signed-off-by: Mark Rutland <mark.rutland@arm.com>
> Reported-by: Anatoly Pugachev <matorola@gmail.com>
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: Peter Zijlstra <peterz@lists.infradead.org>
> ---
> arch/sparc/include/asm/cmpxchg_64.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/sparc/include/asm/cmpxchg_64.h b/arch/sparc/include/asm/cmpxchg_64.h
> index 8c39a9981187..12d00a42c0a3 100644
> --- a/arch/sparc/include/asm/cmpxchg_64.h
> +++ b/arch/sparc/include/asm/cmpxchg_64.h
> @@ -201,7 +201,7 @@ static inline unsigned long __cmpxchg_local(volatile void *ptr,
> #define arch_cmpxchg64_local(ptr, o, n) \
> ({ \
> BUILD_BUG_ON(sizeof(*(ptr)) != 8); \
> - cmpxchg_local((ptr), (o), (n)); \
> + arch_cmpxchg_local((ptr), (o), (n)); \
> })
> #define arch_cmpxchg64(ptr, o, n) arch_cmpxchg64_local((ptr), (o), (n))


Mark, thanks, fixed...
tested on git kernel 5.13.0-11788-g79160a603bdb-dirty (dirty - cause
patch has been applied).

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