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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-12-02 16:20:59 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-12-02 16:20:59 -0800
commitdeef2a118aed02aa9421e399056c82045e728282 (patch)
treeffd415cb12df4d1afba0a5f9f37bf17dc3f5e86f /drivers/md/dm-bufio.c
parentaa9d9be96d33d97488e1bdf13a144931a3fce08e (diff)
parent009d0431c3914de64666bec0d350e54fdd59df6a (diff)
downloadblackbird-op-linux-deef2a118aed02aa9421e399056c82045e728282.tar.gz
blackbird-op-linux-deef2a118aed02aa9421e399056c82045e728282.zip
Merge 3.18-rc7 into staging-work.
We want those staging fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/md/dm-bufio.c')
-rw-r--r--drivers/md/dm-bufio.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index 825ca1f87639..afe79719ea32 100644
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -1434,9 +1434,9 @@ static void drop_buffers(struct dm_bufio_client *c)
/*
* Test if the buffer is unused and too old, and commit it.
- * At if noio is set, we must not do any I/O because we hold
- * dm_bufio_clients_lock and we would risk deadlock if the I/O gets rerouted to
- * different bufio client.
+ * And if GFP_NOFS is used, we must not do any I/O because we hold
+ * dm_bufio_clients_lock and we would risk deadlock if the I/O gets
+ * rerouted to different bufio client.
*/
static int __cleanup_old_buffer(struct dm_buffer *b, gfp_t gfp,
unsigned long max_jiffies)
@@ -1444,7 +1444,7 @@ static int __cleanup_old_buffer(struct dm_buffer *b, gfp_t gfp,
if (jiffies - b->last_accessed < max_jiffies)
return 0;
- if (!(gfp & __GFP_IO)) {
+ if (!(gfp & __GFP_FS)) {
if (test_bit(B_READING, &b->state) ||
test_bit(B_WRITING, &b->state) ||
test_bit(B_DIRTY, &b->state))
@@ -1486,7 +1486,7 @@ dm_bufio_shrink_scan(struct shrinker *shrink, struct shrink_control *sc)
unsigned long freed;
c = container_of(shrink, struct dm_bufio_client, shrinker);
- if (sc->gfp_mask & __GFP_IO)
+ if (sc->gfp_mask & __GFP_FS)
dm_bufio_lock(c);
else if (!dm_bufio_trylock(c))
return SHRINK_STOP;
@@ -1503,7 +1503,7 @@ dm_bufio_shrink_count(struct shrinker *shrink, struct shrink_control *sc)
unsigned long count;
c = container_of(shrink, struct dm_bufio_client, shrinker);
- if (sc->gfp_mask & __GFP_IO)
+ if (sc->gfp_mask & __GFP_FS)
dm_bufio_lock(c);
else if (!dm_bufio_trylock(c))
return 0;
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