diff options
| author | Mark Tinguely <tinguely@sgi.com> | 2012-12-05 03:18:05 +0400 |
|---|---|---|
| committer | Ben Myers <bpm@sgi.com> | 2012-12-18 02:28:14 +0400 |
| commit | c883d0c400fc8cdbd5bbe71e179c9e64ace58e86 (patch) | |
| tree | 9f96562f2c974996d6b7a2109fa7c28bd4690696 /fs/xfs/xfs_buf_item.c | |
| parent | 820a554f2f83d21f7e9e608377c8c86af70917bd (diff) | |
| download | linux-c883d0c400fc8cdbd5bbe71e179c9e64ace58e86.tar.xz | |
xfs: fix the multi-segment log buffer format
Per Dave Chinner suggestion, this patch:
1) Corrects the detection of whether a multi-segment buffer is
still tracking data.
2) Clears all the buffer log formats for a multi-segment buffer.
Signed-off-by: Mark Tinguely <tinguely@sgi.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_buf_item.c')
| -rw-r--r-- | fs/xfs/xfs_buf_item.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c index c48e60bd857d..77b09750e92c 100644 --- a/fs/xfs/xfs_buf_item.c +++ b/fs/xfs/xfs_buf_item.c @@ -611,7 +611,7 @@ xfs_buf_item_unlock( { struct xfs_buf_log_item *bip = BUF_ITEM(lip); struct xfs_buf *bp = bip->bli_buf; - int aborted; + int aborted, clean, i; uint hold; /* Clear the buffer's association with this transaction. */ @@ -654,8 +654,15 @@ xfs_buf_item_unlock( * If the buf item isn't tracking any data, free it, otherwise drop the * reference we hold to it. */ - if (xfs_bitmap_empty(bip->__bli_format.blf_data_map, - bip->__bli_format.blf_map_size)) + clean = 1; + for (i = 0; i < bip->bli_format_count; i++) { + if (!xfs_bitmap_empty(bip->bli_formats[i].blf_data_map, + bip->bli_formats[i].blf_map_size)) { + clean = 0; + break; + } + } + if (clean) xfs_buf_item_relse(bp); else atomic_dec(&bip->bli_refcount); |