diff options
| author | Heechul Yun <hyun@nvidia.com> | 2011-07-05 09:39:25 -0700 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2011-07-15 16:01:25 -0700 |
| commit | 6b3d1337150aaba81b2509847d4b83b74bcc59b1 (patch) | |
| tree | 51d9dbd866b573218f1047a68869323efed78742 /arch | |
| parent | a711c16c086049e980c2d4969019938050a1a889 (diff) | |
ARM: mm: remove unnecessary cache flush on v6 copypage
Originally introduced to maintain coherency between icache and dcache
in v6 nonaliasing mode. This is now handled by __sync_icache_dcache since
c0177800, therefore unnecessary in this function.
Change-Id: I3d78cedbf1e5816ecd49b0f0304ac2fb7972c5d9
Reviewed-on: http://git-master/r/40242
Tested-by: Heechul Yun <hyun@nvidia.com>
Reviewed-by: Krishna Reddy <vdumpa@nvidia.com>
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>
Reviewed-by: Heechul Yun <hyun@nvidia.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mm/copypage-v6.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/arm/mm/copypage-v6.c b/arch/arm/mm/copypage-v6.c index bdba6c65c901..63cca0097130 100644 --- a/arch/arm/mm/copypage-v6.c +++ b/arch/arm/mm/copypage-v6.c @@ -41,7 +41,6 @@ static void v6_copy_user_highpage_nonaliasing(struct page *to, kfrom = kmap_atomic(from, KM_USER0); kto = kmap_atomic(to, KM_USER1); copy_page(kto, kfrom); - __cpuc_flush_dcache_area(kto, PAGE_SIZE); kunmap_atomic(kto, KM_USER1); kunmap_atomic(kfrom, KM_USER0); } |