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md/raid6: implement recovery using ARM NEON intrinsics

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Provide a NEON accelerated implementation of the recovery algorithm,
which supersedes the default byte-by-byte one.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Ard Biesheuvel 2017-07-13 18:16:01 +01:00 • committed by Catalin Marinas
parent 35129dde88
commit 6ec4e2514d
5 changed files with 234 additions and 1 deletions
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1
include/linux/raid/pq.h
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@ -121,6 +121,7 @@ extern const struct raid6_recov_calls raid6_recov_ssse3;
extern const struct raid6_recov_calls raid6_recov_avx2;
extern const struct raid6_recov_calls raid6_recov_avx512;
extern const struct raid6_recov_calls raid6_recov_s390xc;
extern const struct raid6_recov_calls raid6_recov_neon;
extern const struct raid6_calls raid6_neonx1;
extern const struct raid6_calls raid6_neonx2;