lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

xfs: add buffer types to directory and attribute buffers

Browse Source 
Add buffer types to the buffer log items so that log recovery can
validate the buffers and calculate CRCs correctly after the buffers
are recovered.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Dave Chinner
2013-04-03 16:11:29 +11:00
committed by Ben Myers
parent d2e448d5fd
commit d75afeb3d3
13 changed files with 331 additions and 98 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
fs/xfs/xfs_dir2_leaf.c
View File

@@ -279,7 +279,7 @@ xfs_dir3_leafn_write_verify(
__write_verify(bp, XFS_DIR2_LEAFN_MAGIC);
}
static const struct xfs_buf_ops xfs_dir3_leaf1_buf_ops = {
const struct xfs_buf_ops xfs_dir3_leaf1_buf_ops = {
.verify_read = xfs_dir3_leaf1_read_verify,
.verify_write = xfs_dir3_leaf1_write_verify,
};
@@ -297,8 +297,13 @@ xfs_dir3_leaf_read(
xfs_daddr_t mappedbno,
struct xfs_buf **bpp)
{
return xfs_da_read_buf(tp, dp, fbno, mappedbno, bpp,
int err;
err = xfs_da_read_buf(tp, dp, fbno, mappedbno, bpp,
XFS_DATA_FORK, &xfs_dir3_leaf1_buf_ops);
if (!err && tp)
xfs_trans_buf_set_type(tp, *bpp, XFS_BLF_DIR_LEAF1_BUF);
return err;
}
int
@@ -309,8 +314,13 @@ xfs_dir3_leafn_read(
xfs_daddr_t mappedbno,
struct xfs_buf **bpp)
{
return xfs_da_read_buf(tp, dp, fbno, mappedbno, bpp,
int err;
err = xfs_da_read_buf(tp, dp, fbno, mappedbno, bpp,
XFS_DATA_FORK, &xfs_dir3_leafn_buf_ops);
if (!err && tp)
xfs_trans_buf_set_type(tp, *bpp, XFS_BLF_DIR_LEAFN_BUF);
return err;
}
/*
@@ -319,6 +329,7 @@ xfs_dir3_leafn_read(
static void
xfs_dir3_leaf_init(
struct xfs_mount *mp,
struct xfs_trans *tp,
struct xfs_buf *bp,
xfs_ino_t owner,
__uint16_t type)
@@ -353,8 +364,11 @@ xfs_dir3_leaf_init(
ltp = xfs_dir2_leaf_tail_p(mp, leaf);
ltp->bestcount = 0;
bp->b_ops = &xfs_dir3_leaf1_buf_ops;
} else
xfs_trans_buf_set_type(tp, bp, XFS_BLF_DIR_LEAF1_BUF);
} else {
bp->b_ops = &xfs_dir3_leafn_buf_ops;
xfs_trans_buf_set_type(tp, bp, XFS_BLF_DIR_LEAFN_BUF);
}
}
int
@@ -379,7 +393,7 @@ xfs_dir3_leaf_get_buf(
if (error)
return error;
xfs_dir3_leaf_init(mp, bp, dp->i_ino, magic);
xfs_dir3_leaf_init(mp, tp, bp, dp->i_ino, magic);
xfs_dir3_leaf_log_header(tp, bp);
if (magic == XFS_DIR2_LEAF1_MAGIC)
xfs_dir3_leaf_log_tail(tp, bp);
@@ -474,6 +488,7 @@ xfs_dir2_block_to_leaf(
* Fix up the block header, make it a data block.
*/
dbp->b_ops = &xfs_dir3_data_buf_ops;
xfs_trans_buf_set_type(tp, dbp, XFS_BLF_DIR_DATA_BUF);
if (hdr->magic == cpu_to_be32(XFS_DIR2_BLOCK_MAGIC))
hdr->magic = cpu_to_be32(XFS_DIR2_DATA_MAGIC);
else
@@ -2182,6 +2197,7 @@ xfs_dir2_node_to_leaf(
xfs_dir3_leaf_compact(args, &leafhdr, lbp);
lbp->b_ops = &xfs_dir3_leaf1_buf_ops;
xfs_trans_buf_set_type(tp, lbp, XFS_BLF_DIR_LEAF1_BUF);
leafhdr.magic = (leafhdr.magic == XFS_DIR2_LEAFN_MAGIC)
? XFS_DIR2_LEAF1_MAGIC
: XFS_DIR3_LEAF1_MAGIC;