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| author | Chris Mason <clm@fb.com> | 2014-01-03 21:07:00 -0800 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2014-01-29 07:06:29 -0800 |
| commit | 514ac8ad8793a097c0c9d89202c642479d6dfa34 (patch) | |
| tree | 7b94b18dce144eb4be4e45102c00071c02c6e2b3 /fs/btrfs/tree-log.c | |
| parent | 23c6bf6a91e96c17a452e07b12b38ed66504e799 (diff) | |
| download | op-kernel-dev-514ac8ad8793a097c0c9d89202c642479d6dfa34.zip op-kernel-dev-514ac8ad8793a097c0c9d89202c642479d6dfa34.tar.gz | |
Btrfs: don't use ram_bytes for uncompressed inline items
If we truncate an uncompressed inline item, ram_bytes isn't updated to reflect
the new size. The fixe uses the size directly from the item header when
reading uncompressed inlines, and also fixes truncate to update the
size as it goes.
Reported-by: Jens Axboe <axboe@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
CC: stable@vger.kernel.org
Diffstat (limited to 'fs/btrfs/tree-log.c')
| -rw-r--r-- | fs/btrfs/tree-log.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index b142b6d..39d83da 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -570,7 +570,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, if (btrfs_file_extent_disk_bytenr(eb, item) == 0) nbytes = 0; } else if (found_type == BTRFS_FILE_EXTENT_INLINE) { - size = btrfs_file_extent_inline_len(eb, item); + size = btrfs_file_extent_inline_len(eb, slot, item); nbytes = btrfs_file_extent_ram_bytes(eb, item); extent_end = ALIGN(start + size, root->sectorsize); } else { @@ -3367,7 +3367,9 @@ static noinline int copy_items(struct btrfs_trans_handle *trans, struct btrfs_file_extent_item); if (btrfs_file_extent_type(src, extent) == BTRFS_FILE_EXTENT_INLINE) { - len = btrfs_file_extent_inline_len(src, extent); + len = btrfs_file_extent_inline_len(src, + src_path->slots[0], + extent); *last_extent = ALIGN(key.offset + len, log->sectorsize); } else { @@ -3431,7 +3433,7 @@ fill_holes: extent = btrfs_item_ptr(src, i, struct btrfs_file_extent_item); if (btrfs_file_extent_type(src, extent) == BTRFS_FILE_EXTENT_INLINE) { - len = btrfs_file_extent_inline_len(src, extent); + len = btrfs_file_extent_inline_len(src, i, extent); extent_end = ALIGN(key.offset + len, log->sectorsize); } else { len = btrfs_file_extent_num_bytes(src, extent); |
