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| author | Mark Brown <broonie@kernel.org> | 2017-08-21 19:32:58 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-08-21 19:32:58 +0100 |
| commit | 6329b1bb4e691b24e51ea940b3c2cffd402bd5f8 (patch) | |
| tree | 1e01171ec074d83637f3249a64c179b2147e8e4b /arch/arm64/lib/copy_page.S | |
| parent | 702992387b759828f58e52f660acb284b3069944 (diff) | |
| parent | 14ccee78fc82f5512908f4424f541549a5705b89 (diff) | |
Merge tag 'v4.13-rc6' into asoc-msm8916
Linux 4.13-rc6
Diffstat (limited to 'arch/arm64/lib/copy_page.S')
| -rw-r--r-- | arch/arm64/lib/copy_page.S | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/arm64/lib/copy_page.S b/arch/arm64/lib/copy_page.S index c3cd65e31814..076c43715e64 100644 --- a/arch/arm64/lib/copy_page.S +++ b/arch/arm64/lib/copy_page.S @@ -30,9 +30,10 @@ */ ENTRY(copy_page) alternative_if ARM64_HAS_NO_HW_PREFETCH - # Prefetch two cache lines ahead. - prfm pldl1strm, [x1, #128] - prfm pldl1strm, [x1, #256] + // Prefetch three cache lines ahead. + prfm pldl1strm, [x1, #128] + prfm pldl1strm, [x1, #256] + prfm pldl1strm, [x1, #384] alternative_else_nop_endif ldp x2, x3, [x1] @@ -50,7 +51,7 @@ alternative_else_nop_endif subs x18, x18, #128 alternative_if ARM64_HAS_NO_HW_PREFETCH - prfm pldl1strm, [x1, #384] + prfm pldl1strm, [x1, #384] alternative_else_nop_endif stnp x2, x3, [x0] |