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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-02-28 17:03:56 +0530
committerEric Van Hensbergen <ericvh@gmail.com>2011-03-15 09:57:37 -0500
commit2efda7998bbc50589d28f18fddfb0c44d412128e (patch)
treeaf3d83d0370b8d39b024ff8dbd34051d466bfa2d /fs/9p/cache.c
parent20656a49ef37d8f44ed1e0b47d132197f9628adc (diff)
downloadop-kernel-dev-2efda7998bbc50589d28f18fddfb0c44d412128e.zip
op-kernel-dev-2efda7998bbc50589d28f18fddfb0c44d412128e.tar.gz
fs/9p: [fscache] wait for page write in cached mode
We need to call fscache_wait_on_page_write in launder_page for fscache Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'fs/9p/cache.c')
-rw-r--r--fs/9p/cache.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/9p/cache.c b/fs/9p/cache.c
index 0dbe0d1..610913d 100644
--- a/fs/9p/cache.c
+++ b/fs/9p/cache.c
@@ -461,3 +461,14 @@ void __v9fs_readpage_to_fscache(struct inode *inode, struct page *page)
if (ret != 0)
v9fs_uncache_page(inode, page);
}
+
+/*
+ * wait for a page to complete writing to the cache
+ */
+void __v9fs_fscache_wait_on_page_write(struct inode *inode, struct page *page)
+{
+ const struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+ P9_DPRINTK(P9_DEBUG_FSC, "inode %p page %p", inode, page);
+ if (PageFsCache(page))
+ fscache_wait_on_page_write(vcookie->fscache, page);
+}
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