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arm64: assembler: remove smp_dmb macro

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These days arm64 kernels are always SMP, and thus smp_dmb is an
overly-long way of writing dmb. Naturally, no-one uses it.

Remove the unused macro.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Mark Rutland
2020-01-16 18:35:45 +00:00
committed by Will Deacon
parent 170b25fa6a
commit ddb953f86c
1 changed files with 0 additions and 7 deletions
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7
arch/arm64/include/asm/assembler.h
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@@ -79,13 +79,6 @@
9990: 9990:
.endm .endm
/*
* SMP data memory barrier
*/
.macro smp_dmb, opt
dmb \opt
.endm
/* /*
* RAS Error Synchronization barrier * RAS Error Synchronization barrier
*/ */