summaryrefslogtreecommitdiffstats
path: root/arch/arm64/lib/copy_page.S
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:50:36 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:50:36 +0000
commit50ba0232fd5312410f1b65247e774244f89a628e (patch)
treefd8f2fc78e9e548af0ff9590276602ee6125be00 /arch/arm64/lib/copy_page.S
parentReleasing progress-linux version 6.7.12-1~progress7.99u1. (diff)
downloadlinux-50ba0232fd5312410f1b65247e774244f89a628e.tar.xz
linux-50ba0232fd5312410f1b65247e774244f89a628e.zip
Merging upstream version 6.8.9.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm64/lib/copy_page.S')
-rw-r--r--arch/arm64/lib/copy_page.S11
1 files changed, 0 insertions, 11 deletions
diff --git a/arch/arm64/lib/copy_page.S b/arch/arm64/lib/copy_page.S
index c336d2ffde..6a56d7cf30 100644
--- a/arch/arm64/lib/copy_page.S
+++ b/arch/arm64/lib/copy_page.S
@@ -18,13 +18,6 @@
* x1 - src
*/
SYM_FUNC_START(__pi_copy_page)
-alternative_if ARM64_HAS_NO_HW_PREFETCH
- // 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]
ldp x4, x5, [x1, #16]
ldp x6, x7, [x1, #32]
@@ -39,10 +32,6 @@ alternative_else_nop_endif
1:
tst x0, #(PAGE_SIZE - 1)
-alternative_if ARM64_HAS_NO_HW_PREFETCH
- prfm pldl1strm, [x1, #384]
-alternative_else_nop_endif
-
stnp x2, x3, [x0, #-256]
ldp x2, x3, [x1]
stnp x4, x5, [x0, #16 - 256]