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| author | Vincent Chen <vincentc@andestech.com> | 2018-05-14 18:56:35 +0800 |
|---|---|---|
| committer | Greentime Hu <greentime@andestech.com> | 2018-05-23 13:26:22 +0800 |
| commit | aaaaba57509526ce924f997d8690ee9e0c93945a (patch) | |
| tree | d91740ec7b04af9b924c205ccb8876dcb9c3f442 /arch/nds32/kernel | |
| parent | 5b9f95699b2166e06b7d7820c8173fdbff0ddf35 (diff) | |
nds32: Disable local irq before calling cpu_dcache_wb_page in copy_user_highpage
In order to ensure that all data in source page has been written back
to memory before copy_page, the local irq shall be disabled before
calling cpu_dcache_wb_page(). In addition, removing unneeded page
invalidation for 'to' page.
Signed-off-by: Vincent Chen <vincentc@andestech.com>
Reviewed-by: Greentime Hu <greentime@andestech.com>
Signed-off-by: Greentime Hu <greentime@andestech.com>
Diffstat (limited to 'arch/nds32/kernel')
0 files changed, 0 insertions, 0 deletions