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authorJulien Thierry <julien.thierry@arm.com>2019-07-04 14:44:04 +0100
committerWill Deacon <will@kernel.org>2019-08-05 11:06:33 +0100
commitc87857945b0e61c46222798b56fb1b0f4868088b (patch)
treecb5b91fb0084cc832c691fe248531b8ed7aae099 /arch
parente21a712a9685488f5ce80495b37b9fdbe96c230d (diff)
arm64: Remove unused assembly macro
As of commit 4141c857fd09dbed480f021b3eece4f46c653161 ("arm64: convert raw syscall invocation to C"), moving syscall handling from assembly to C, the macro mask_nospec64 is no longer referenced. Acked-by: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Julien Thierry <julien.thierry@arm.com> Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/include/asm/assembler.h11
1 files changed, 0 insertions, 11 deletions
diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h
index e3a15c751b13..9f7395a1177f 100644
--- a/arch/arm64/include/asm/assembler.h
+++ b/arch/arm64/include/asm/assembler.h
@@ -124,17 +124,6 @@ alternative_endif
.endm
/*
- * Sanitise a 64-bit bounded index wrt speculation, returning zero if out
- * of bounds.
- */
- .macro mask_nospec64, idx, limit, tmp
- sub \tmp, \idx, \limit
- bic \tmp, \tmp, \idx
- and \idx, \idx, \tmp, asr #63
- csdb
- .endm
-
-/*
* NOP sequence
*/
.macro nops, num