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authorAndrew Morton <akpm@linux-foundation.org>2007-10-16 23:26:02 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 08:42:46 -0700
commite423003028183df54f039dfda8b58c49e78c89d7 (patch)
tree56df3ebc51ff86d58b054d9833770e78fb484973
parent7a4050791b23c55a451974027d41d72a9b78039b (diff)
writeback: don't propagate AOP_WRITEPAGE_ACTIVATE
This is a writeback-internal marker but we're propagating it all the way back to userspace!. Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/page-writeback.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 4073d531cd7b..334852131588 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -849,8 +849,10 @@ retry:
ret = (*writepage)(page, wbc, data);
- if (unlikely(ret == AOP_WRITEPAGE_ACTIVATE))
+ if (unlikely(ret == AOP_WRITEPAGE_ACTIVATE)) {
unlock_page(page);
+ ret = 0;
+ }
if (ret || (--(wbc->nr_to_write) <= 0))
done = 1;
if (wbc->nonblocking && bdi_write_congested(bdi)) {