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[2/2] btrfs: use E2BIG instead of EIO if compression does not help

Message ID b934864cc8b08eb358748b06468b9cca64026c1e.1403258477.git.dsterba@suse.cz (mailing list archive)
State Accepted
Headers show

Commit Message

David Sterba June 20, 2014, 10:07 a.m. UTC
Return codes got updated in 60e1975acb48fc3d74a3422b21dde74c977ac3d5
(btrfs: return errno instead of -1 from compression)
lzo wrapper returns E2BIG in this case, do the same for zlib.

Signed-off-by: David Sterba <dsterba@suse.cz>
---
 fs/btrfs/zlib.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
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Patch

diff --git a/fs/btrfs/zlib.c b/fs/btrfs/zlib.c
index 4f196314c0c1..b67d8fc81277 100644
--- a/fs/btrfs/zlib.c
+++ b/fs/btrfs/zlib.c
@@ -136,7 +136,7 @@  static int zlib_compress_pages(struct list_head *ws,
 		if (workspace->def_strm.total_in > 8192 &&
 		    workspace->def_strm.total_in <
 		    workspace->def_strm.total_out) {
-			ret = -EIO;
+			ret = -E2BIG;
 			goto out;
 		}
 		/* we need another page for writing out.  Test this