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* [PATCH] btrfs: Handle btrfs_set_extent_delalloc failure in relocate_file_extent_cluster
@ 2018-01-26 15:05 Nikolay Borisov
  2018-01-30 14:32 ` [RESEND PATCH] " Nikolay Borisov
  0 siblings, 1 reply; 8+ messages in thread
From: Nikolay Borisov @ 2018-01-26 15:05 UTC (permalink / raw)
  To: linux-btrfs; +Cc: Nikolay Borisov

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Josef Bacik <jbacik@fb.com>
---

Based on off-list feadback from Josef I'm also clearing the EXTENT_BOUNDARY 
flag so we don't leak it. Otherwise it's okay. 

He said to add his Reviewed-by as long as the extent clearing bit is adjusted. 
 fs/btrfs/relocation.c | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index f0c3f00e97cb..8b2a31cef5cf 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3268,12 +3268,25 @@ static int relocate_file_extent_cluster(struct inode *inode,
 			nr++;
 		}
 
-		btrfs_set_extent_delalloc(inode, page_start, page_end, 0, NULL,
-					  0);
+		ret = btrfs_set_extent_delalloc(inode, page_start, page_end, 0,
+						NULL, 0);
+		if (ret) {
+			unlock_page(page);
+			put_page(page);
+			btrfs_delalloc_release_metadata(BTRFS_I(inode),
+							 PAGE_SIZE);
+			btrfs_delalloc_release_extents(BTRFS_I(inode),
+			                               PAGE_SIZE);
+
+			clear_extent_bits(&BTRFS_I(inode)->io_tree,
+					  page_start, page_end,
+					  EXTENT_LOCKED | EXTENT_BOUNDARY);
+			goto out;
+
+		}
 		set_page_dirty(page);
 
-		unlock_extent(&BTRFS_I(inode)->io_tree,
-			      page_start, page_end);
+		unlock_extent(&BTRFS_I(inode)->io_tree, page_start, page_end);
 		unlock_page(page);
 		put_page(page);
 
-- 
2.7.4


^ permalink raw reply related	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2018-02-06 16:13 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2018-01-26 15:05 [PATCH] btrfs: Handle btrfs_set_extent_delalloc failure in relocate_file_extent_cluster Nikolay Borisov
2018-01-30 14:32 ` [RESEND PATCH] " Nikolay Borisov
2018-01-31 10:49   ` Filipe Manana
2018-01-31 10:53     ` Nikolay Borisov
2018-01-31 10:57       ` Filipe Manana
2018-01-31 14:50       ` David Sterba
2018-01-31 15:14   ` [PATCH v2] " Nikolay Borisov
2018-02-06 16:11     ` David Sterba

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