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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-26 10:50:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-26 10:50:56 -0700
commitf8d613e2a665bf1be9628a3c3f9bafe7599b32c0 (patch)
tree98d4da8d0e1a5fb1d9064626b4b96d95ccf26375 /fs/buffer.c
parent8a0599dd2471f2a2e409498c08a0ab339057ad06 (diff)
parent5bc20fc59706214d9591c11e1938a629d3538c12 (diff)
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/djm/tmem
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/djm/tmem: xen: cleancache shim to Xen Transcendent Memory ocfs2: add cleancache support ext4: add cleancache support btrfs: add cleancache support ext3: add cleancache support mm/fs: add hooks to support cleancache mm: cleancache core ops functions and config fs: add field to superblock to support cleancache mm/fs: cleancache documentation Fix up trivial conflict in fs/btrfs/extent_io.c due to includes
Diffstat (limited to 'fs/buffer.c')
-rw-r--r--fs/buffer.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index b0675bf..698c6b2 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -41,6 +41,7 @@
#include <linux/bitops.h>
#include <linux/mpage.h>
#include <linux/bit_spinlock.h>
+#include <linux/cleancache.h>
static int fsync_buffers_list(spinlock_t *lock, struct list_head *list);
@@ -269,6 +270,10 @@ void invalidate_bdev(struct block_device *bdev)
invalidate_bh_lrus();
lru_add_drain_all(); /* make sure all lru add caches are flushed */
invalidate_mapping_pages(mapping, 0, -1);
+ /* 99% of the time, we don't need to flush the cleancache on the bdev.
+ * But, for the strange corners, lets be cautious
+ */
+ cleancache_flush_inode(mapping);
}
EXPORT_SYMBOL(invalidate_bdev);