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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-02-17 10:00:42 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-02-17 10:00:42 +1100
commitec144a81ade915b5b38adedf10e84690813ed768 (patch)
treec94b53c971ab2c39e27433267318b3c7bc86ff1b /mm/filemap.c
parentb919ee827e048826786fd7e889a2b04f63382fe6 (diff)
parent88626272549b94310975932a9970d11a9b362a16 (diff)
downloadop-kernel-dev-ec144a81ade915b5b38adedf10e84690813ed768.zip
op-kernel-dev-ec144a81ade915b5b38adedf10e84690813ed768.tar.gz
Merge commit 'origin/master' into next
Diffstat (limited to 'mm/filemap.c')
-rw-r--r--mm/filemap.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index e373692..698ea80 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2232,6 +2232,9 @@ again:
if (unlikely(status))
break;
+ if (mapping_writably_mapped(mapping))
+ flush_dcache_page(page);
+
pagefault_disable();
copied = iov_iter_copy_from_user_atomic(page, i, offset, bytes);
pagefault_enable();
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