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| author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2014-08-08 13:51:40 +0200 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2014-09-08 15:39:18 +0200 |
| commit | 169c018de7b6d376f821f9fae0ab23dc5c7bb549 (patch) | |
| tree | 8c008b183e64a8512268405fb8fd85a74a26b932 /arch/arm64/kernel/smp_spin_table.c | |
| parent | arm64: add helper functions to read I-cache attributes (diff) | |
| download | linux-169c018de7b6d376f821f9fae0ab23dc5c7bb549.tar.xz linux-169c018de7b6d376f821f9fae0ab23dc5c7bb549.zip | |
arm64: don't flag non-aliasing VIPT I-caches as aliasing
VIPT caches are non-aliasing if the index is derived from address bits that
are always equal between VA and PA. Classifying these as aliasing results in
unnecessary flushing which may hurt performance.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/kernel/smp_spin_table.c')
0 files changed, 0 insertions, 0 deletions