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* [PATCH] [RESEND] ext4: Release page references acquired in ext4_da_block_invalidatepages
@ 2010-03-03 13:54 Jan Kara
  2010-03-04  4:51 ` tytso
  0 siblings, 1 reply; 2+ messages in thread
From: Jan Kara @ 2010-03-03 13:54 UTC (permalink / raw)
  To: tytso; +Cc: linux-ext4, Jan Kara

We forget to release page references we acquire in
ext4_da_block_invalidatepages.  Luckily, this function gets called only if we
are not able to allocate blocks for delay-allocated data so that function
should better never be called.

Also cleanup handling of index variable.

Reported-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Jan Kara <jack@suse.cz>
---
 fs/ext4/inode.c |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index c818972..1680007 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2127,17 +2127,16 @@ static void ext4_da_block_invalidatepages(struct mpage_da_data *mpd,
 			break;
 		for (i = 0; i < nr_pages; i++) {
 			struct page *page = pvec.pages[i];
-			index = page->index;
-			if (index > end)
+			if (page->index > end)
 				break;
-			index++;

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] [RESEND] ext4: Release page references acquired in ext4_da_block_invalidatepages
  2010-03-03 13:54 [PATCH] [RESEND] ext4: Release page references acquired in ext4_da_block_invalidatepages Jan Kara
@ 2010-03-04  4:51 ` tytso
  0 siblings, 0 replies; 2+ messages in thread
From: tytso @ 2010-03-04  4:51 UTC (permalink / raw)
  To: Jan Kara; +Cc: linux-ext4

On Wed, Mar 03, 2010 at 02:54:07PM +0100, Jan Kara wrote:
> We forget to release page references we acquire in
> ext4_da_block_invalidatepages.  Luckily, this function gets called only if we
> are not able to allocate blocks for delay-allocated data so that function
> should better never be called.
> 
> Also cleanup handling of index variable.
> 
> Reported-by: Wu Fengguang <fengguang.wu@intel.com>
> Signed-off-by: Jan Kara <jack@suse.cz>

Added to the ext4 patch queue, thanks.

				- Ted

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2010-03-03 13:54 [PATCH] [RESEND] ext4: Release page references acquired in ext4_da_block_invalidatepages Jan Kara
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