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authorDave Chinner <david@fromorbit.com>2016-01-12 07:04:30 +1100
committerDave Chinner <david@fromorbit.com>2016-01-12 07:04:30 +1100
commitdde7f55bd000696acc38296c21241971e1840142 (patch)
tree79fd17020de1ea6921107ad3dbabf5eb33a88838 /fs/xfs
parent4922be51ef1a95ca6a38694cf0cde5dd0308a24e (diff)
parent7d6a13f023567d573ac362502bb702eda716e654 (diff)
downloadblackbird-op-linux-dde7f55bd000696acc38296c21241971e1840142.tar.gz
blackbird-op-linux-dde7f55bd000696acc38296c21241971e1840142.zip
Merge branch 'xfs-misc-fixes-for-4.5-2' into for-next
Diffstat (limited to 'fs/xfs')
-rw-r--r--fs/xfs/libxfs/xfs_attr.c141
-rw-r--r--fs/xfs/libxfs/xfs_attr_remote.c31
-rw-r--r--fs/xfs/libxfs/xfs_bmap.c16
-rw-r--r--fs/xfs/libxfs/xfs_bmap.h2
-rw-r--r--fs/xfs/libxfs/xfs_dquot_buf.c36
-rw-r--r--fs/xfs/libxfs/xfs_inode_buf.c14
-rw-r--r--fs/xfs/libxfs/xfs_quota_defs.h2
-rw-r--r--fs/xfs/libxfs/xfs_shared.h1
-rw-r--r--fs/xfs/xfs_aops.c2
-rw-r--r--fs/xfs/xfs_bmap_util.c43
-rw-r--r--fs/xfs/xfs_buf.c7
-rw-r--r--fs/xfs/xfs_dquot.c13
-rw-r--r--fs/xfs/xfs_inode.c25
-rw-r--r--fs/xfs/xfs_iomap.c10
-rw-r--r--fs/xfs/xfs_log_recover.c9
-rw-r--r--fs/xfs/xfs_rtalloc.c3
-rw-r--r--fs/xfs/xfs_symlink.c12
-rw-r--r--fs/xfs/xfs_trace.h26
18 files changed, 159 insertions, 234 deletions
diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index f949818fa1c7..fa3b948ef9c2 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c
@@ -207,7 +207,7 @@ xfs_attr_set(
struct xfs_trans_res tres;
xfs_fsblock_t firstblock;
int rsvd = (flags & ATTR_ROOT) != 0;
- int error, err2, committed, local;
+ int error, err2, local;
XFS_STATS_INC(mp, xs_attr_set);
@@ -334,25 +334,15 @@ xfs_attr_set(
*/
xfs_bmap_init(args.flist, args.firstblock);
error = xfs_attr_shortform_to_leaf(&args);
- if (!error) {
- error = xfs_bmap_finish(&args.trans, args.flist,
- &committed);
- }
+ if (!error)
+ error = xfs_bmap_finish(&args.trans, args.flist, dp);
if (error) {
- ASSERT(committed);
args.trans = NULL;
xfs_bmap_cancel(&flist);
goto out;
}
/*
- * bmap_finish() may have committed the last trans and started
- * a new one. We need the inode to be in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args.trans, dp, 0);
-
- /*
* Commit the leaf transformation. We'll need another (linked)
* transaction to add the new attribute to the leaf.
*/
@@ -568,7 +558,7 @@ xfs_attr_leaf_addname(xfs_da_args_t *args)
{
xfs_inode_t *dp;
struct xfs_buf *bp;
- int retval, error, committed, forkoff;
+ int retval, error, forkoff;
trace_xfs_attr_leaf_addname(args);
@@ -628,25 +618,15 @@ xfs_attr_leaf_addname(xfs_da_args_t *args)
*/
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_attr3_leaf_to_node(args);
- if (!error) {
- error = xfs_bmap_finish(&args->trans, args->flist,
- &committed);
- }
+ if (!error)
+ error = xfs_bmap_finish(&args->trans, args->flist, dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
return error;
}
/*
- * bmap_finish() may have committed the last trans and started
- * a new one. We need the inode to be in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, dp, 0);
-
- /*
* Commit the current trans (including the inode) and start
* a new one.
*/
@@ -729,25 +709,14 @@ xfs_attr_leaf_addname(xfs_da_args_t *args)
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
/* bp is gone due to xfs_da_shrink_inode */
- if (!error) {
+ if (!error)
error = xfs_bmap_finish(&args->trans,
- args->flist,
- &committed);
- }
+ args->flist, dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
return error;
}
-
- /*
- * bmap_finish() may have committed the last trans
- * and started a new one. We need the inode to be
- * in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, dp, 0);
}
/*
@@ -775,7 +744,7 @@ xfs_attr_leaf_removename(xfs_da_args_t *args)
{
xfs_inode_t *dp;
struct xfs_buf *bp;
- int error, committed, forkoff;
+ int error, forkoff;
trace_xfs_attr_leaf_removename(args);
@@ -803,23 +772,13 @@ xfs_attr_leaf_removename(xfs_da_args_t *args)
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
/* bp is gone due to xfs_da_shrink_inode */
- if (!error) {
- error = xfs_bmap_finish(&args->trans, args->flist,
- &committed);
- }
+ if (!error)
+ error = xfs_bmap_finish(&args->trans, args->flist, dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
return error;
}
-
- /*
- * bmap_finish() may have committed the last trans and started
- * a new one. We need the inode to be in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, dp, 0);
}
return 0;
}
@@ -877,7 +836,7 @@ xfs_attr_node_addname(xfs_da_args_t *args)
xfs_da_state_blk_t *blk;
xfs_inode_t *dp;
xfs_mount_t *mp;
- int committed, retval, error;
+ int retval, error;
trace_xfs_attr_node_addname(args);
@@ -938,27 +897,16 @@ restart:
state = NULL;
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_attr3_leaf_to_node(args);
- if (!error) {
+ if (!error)
error = xfs_bmap_finish(&args->trans,
- args->flist,
- &committed);
- }
+ args->flist, dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
goto out;
}
/*
- * bmap_finish() may have committed the last trans
- * and started a new one. We need the inode to be
- * in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, dp, 0);
-
- /*
* Commit the node conversion and start the next
* trans in the chain.
*/
@@ -977,23 +925,13 @@ restart:
*/
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_da3_split(state);
- if (!error) {
- error = xfs_bmap_finish(&args->trans, args->flist,
- &committed);
- }
+ if (!error)
+ error = xfs_bmap_finish(&args->trans, args->flist, dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
goto out;
}
-
- /*
- * bmap_finish() may have committed the last trans and started
- * a new one. We need the inode to be in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, dp, 0);
} else {
/*
* Addition succeeded, update Btree hashvals.
@@ -1086,25 +1024,14 @@ restart:
if (retval && (state->path.active > 1)) {
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_da3_join(state);
- if (!error) {
+ if (!error)
error = xfs_bmap_finish(&args->trans,
- args->flist,
- &committed);
- }
+ args->flist, dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
goto out;
}
-
- /*
- * bmap_finish() may have committed the last trans
- * and started a new one. We need the inode to be
- * in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, dp, 0);
}
/*
@@ -1146,7 +1073,7 @@ xfs_attr_node_removename(xfs_da_args_t *args)
xfs_da_state_blk_t *blk;
xfs_inode_t *dp;
struct xfs_buf *bp;
- int retval, error, committed, forkoff;
+ int retval, error, forkoff;
trace_xfs_attr_node_removename(args);
@@ -1220,24 +1147,13 @@ xfs_attr_node_removename(xfs_da_args_t *args)
if (retval && (state->path.active > 1)) {
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_da3_join(state);
- if (!error) {
- error = xfs_bmap_finish(&args->trans, args->flist,
- &committed);
- }
+ if (!error)
+ error = xfs_bmap_finish(&args->trans, args->flist, dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
goto out;
}
-
- /*
- * bmap_finish() may have committed the last trans and started
- * a new one. We need the inode to be in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, dp, 0);
-
/*
* Commit the Btree join operation and start a new trans.
*/
@@ -1265,25 +1181,14 @@ xfs_attr_node_removename(xfs_da_args_t *args)
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
/* bp is gone due to xfs_da_shrink_inode */
- if (!error) {
+ if (!error)
error = xfs_bmap_finish(&args->trans,
- args->flist,
- &committed);
- }
+ args->flist, dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
goto out;
}
-
- /*
- * bmap_finish() may have committed the last trans
- * and started a new one. We need the inode to be
- * in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, dp, 0);
} else
xfs_trans_brelse(args->trans, bp);
}
diff --git a/fs/xfs/libxfs/xfs_attr_remote.c b/fs/xfs/libxfs/xfs_attr_remote.c
index f3ed9bf0b065..a572532a55cd 100644
--- a/fs/xfs/libxfs/xfs_attr_remote.c
+++ b/fs/xfs/libxfs/xfs_attr_remote.c
@@ -448,8 +448,6 @@ xfs_attr_rmtval_set(
* Roll through the "value", allocating blocks on disk as required.
*/
while (blkcnt > 0) {
- int committed;
-
/*
* Allocate a single extent, up to the size of the value.
*
@@ -467,24 +465,14 @@ xfs_attr_rmtval_set(
error = xfs_bmapi_write(args->trans, dp, (xfs_fileoff_t)lblkno,
blkcnt, XFS_BMAPI_ATTRFORK, args->firstblock,
args->total, &map, &nmap, args->flist);
- if (!error) {
- error = xfs_bmap_finish(&args->trans, args->flist,
- &committed);
- }
+ if (!error)
+ error = xfs_bmap_finish(&args->trans, args->flist, dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
return error;
}
- /*
- * bmap_finish() may have committed the last trans and started
- * a new one. We need the inode to be in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, dp, 0);
-
ASSERT(nmap == 1);
ASSERT((map.br_startblock != DELAYSTARTBLOCK) &&
(map.br_startblock != HOLESTARTBLOCK));
@@ -615,31 +603,20 @@ xfs_attr_rmtval_remove(
blkcnt = args->rmtblkcnt;
done = 0;
while (!done) {
- int committed;
-
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_bunmapi(args->trans, args->dp, lblkno, blkcnt,
XFS_BMAPI_ATTRFORK, 1, args->firstblock,
args->flist, &done);
- if (!error) {
+ if (!error)
error = xfs_bmap_finish(&args->trans, args->flist,
- &committed);
- }
+ args->dp);
if (error) {
- ASSERT(committed);
args->trans = NULL;
xfs_bmap_cancel(args->flist);
return error;
}
/*
- * bmap_finish() may have committed the last trans and started
- * a new one. We need the inode to be in all transactions.
- */
- if (committed)
- xfs_trans_ijoin(args->trans, args->dp, 0);
-
- /*
* Close out trans and start the next one in the chain.
*/
error = xfs_trans_roll(&args->trans, args->dp);
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 73884953b21c..ef00156f4f96 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -325,9 +325,11 @@ xfs_check_block(
/*
* Check that the extents for the inode ip are in the right order in all
- * btree leaves.
+ * btree leaves. THis becomes prohibitively expensive for large extent count
+ * files, so don't bother with inodes that have more than 10,000 extents in
+ * them. The btree record ordering checks will still be done, so for such large
+ * bmapbt constructs that is going to catch most corruptions.
*/
-
STATIC void
xfs_bmap_check_leaf_extents(
xfs_btree_cur_t *cur, /* btree cursor or null */
@@ -352,6 +354,10 @@ xfs_bmap_check_leaf_extents(
return;
}
+ /* skip large extent count inodes */
+ if (ip->i_d.di_nextents > 10000)
+ return;
+
bno = NULLFSBLOCK;
mp = ip->i_mount;
ifp = XFS_IFORK_PTR(ip, whichfork);
@@ -1111,7 +1117,6 @@ xfs_bmap_add_attrfork(
xfs_trans_t *tp; /* transaction pointer */
int blks; /* space reservation */
int version = 1; /* superblock attr version */
- int committed; /* xaction was committed */
int logflags; /* logging flags */
int error; /* error return value */
@@ -1214,7 +1219,7 @@ xfs_bmap_add_attrfork(
xfs_log_sb(tp);
}
- error = xfs_bmap_finish(&tp, &flist, &committed);
+ error = xfs_bmap_finish(&tp, &flist, NULL);
if (error)
goto bmap_cancel;
error = xfs_trans_commit(tp);
@@ -5951,7 +5956,6 @@ xfs_bmap_split_extent(
struct xfs_trans *tp;
struct xfs_bmap_free free_list;
xfs_fsblock_t firstfsb;
- int committed;
int error;
tp = xfs_trans_alloc(mp, XFS_TRANS_DIOSTRAT);
@@ -5972,7 +5976,7 @@ xfs_bmap_split_extent(
if (error)
goto out;
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error)
goto out;
diff --git a/fs/xfs/libxfs/xfs_bmap.h b/fs/xfs/libxfs/xfs_bmap.h
index a160f8a5a3fc..423a34e832bd 100644
--- a/fs/xfs/libxfs/xfs_bmap.h
+++ b/fs/xfs/libxfs/xfs_bmap.h
@@ -195,7 +195,7 @@ void xfs_bmap_add_free(xfs_fsblock_t bno, xfs_filblks_t len,
struct xfs_bmap_free *flist, struct xfs_mount *mp);
void xfs_bmap_cancel(struct xfs_bmap_free *flist);
int xfs_bmap_finish(struct xfs_trans **tp, struct xfs_bmap_free *flist,
- int *committed);
+ struct xfs_inode *ip);
void xfs_bmap_compute_maxlevels(struct xfs_mount *mp, int whichfork);
int xfs_bmap_first_unused(struct xfs_trans *tp, struct xfs_inode *ip,
xfs_extlen_t len, xfs_fileoff_t *unused, int whichfork);
diff --git a/fs/xfs/libxfs/xfs_dquot_buf.c b/fs/xfs/libxfs/xfs_dquot_buf.c
index 11cefb2a372a..3cc3cf767474 100644
--- a/fs/xfs/libxfs/xfs_dquot_buf.c
+++ b/fs/xfs/libxfs/xfs_dquot_buf.c
@@ -54,7 +54,7 @@ xfs_dqcheck(
xfs_dqid_t id,
uint type, /* used only when IO_dorepair is true */
uint flags,
- char *str)
+ const char *str)
{
xfs_dqblk_t *d = (xfs_dqblk_t *)ddq;
int errs = 0;
@@ -207,7 +207,8 @@ xfs_dquot_buf_verify_crc(
STATIC bool
xfs_dquot_buf_verify(
struct xfs_mount *mp,
- struct xfs_buf *bp)
+ struct xfs_buf *bp,
+ int warn)
{
struct xfs_dqblk *d = (struct xfs_dqblk *)bp->b_addr;
xfs_dqid_t id = 0;
@@ -240,8 +241,7 @@ xfs_dquot_buf_verify(
if (i == 0)
id = be32_to_cpu(ddq->d_id);
- error = xfs_dqcheck(mp, ddq, id + i, 0, XFS_QMOPT_DOWARN,
- "xfs_dquot_buf_verify");
+ error = xfs_dqcheck(mp, ddq, id + i, 0, warn, __func__);
if (error)
return false;
}
@@ -256,7 +256,7 @@ xfs_dquot_buf_read_verify(
if (!xfs_dquot_buf_verify_crc(mp, bp))
xfs_buf_ioerror(bp, -EFSBADCRC);
- else if (!xfs_dquot_buf_verify(mp, bp))
+ else if (!xfs_dquot_buf_verify(mp, bp, XFS_QMOPT_DOWARN))
xfs_buf_ioerror(bp, -EFSCORRUPTED);
if (bp->b_error)
@@ -264,6 +264,25 @@ xfs_dquot_buf_read_verify(
}
/*
+ * readahead errors are silent and simply leave the buffer as !done so a real
+ * read will then be run with the xfs_dquot_buf_ops verifier. See
+ * xfs_inode_buf_verify() for why we use EIO and ~XBF_DONE here rather than
+ * reporting the failure.
+ */
+static void
+xfs_dquot_buf_readahead_verify(
+ struct xfs_buf *bp)
+{
+ struct xfs_mount *mp = bp->b_target->bt_mount;
+
+ if (!xfs_dquot_buf_verify_crc(mp, bp) ||
+ !xfs_dquot_buf_verify(mp, bp, 0)) {
+ xfs_buf_ioerror(bp, -EIO);
+ bp->b_flags &= ~XBF_DONE;
+ }
+}
+
+/*
* we don't calculate the CRC here as that is done when the dquot is flushed to
* the buffer after the update is done. This ensures that the dquot in the
* buffer always has an up-to-date CRC value.
@@ -274,7 +293,7 @@ xfs_dquot_buf_write_verify(
{
struct xfs_mount *mp = bp->b_target->bt_mount;
- if (!xfs_dquot_buf_verify(mp, bp)) {
+ if (!xfs_dquot_buf_verify(mp, bp, XFS_QMOPT_DOWARN)) {
xfs_buf_ioerror(bp, -EFSCORRUPTED);
xfs_verifier_error(bp);
return;
@@ -287,3 +306,8 @@ const struct xfs_buf_ops xfs_dquot_buf_ops = {
.verify_write = xfs_dquot_buf_write_verify,
};
+const struct xfs_buf_ops xfs_dquot_buf_ra_ops = {
+ .name = "xfs_dquot_ra",
+ .verify_read = xfs_dquot_buf_readahead_verify,
+ .verify_write = xfs_dquot_buf_write_verify,
+};
diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c
index 1b8d98a915c4..1aabfda669b0 100644
--- a/fs/xfs/libxfs/xfs_inode_buf.c
+++ b/fs/xfs/libxfs/xfs_inode_buf.c
@@ -62,11 +62,14 @@ xfs_inobp_check(
* has not had the inode cores stamped into it. Hence for readahead, the buffer
* may be potentially invalid.
*
- * If the readahead buffer is invalid, we don't want to mark it with an error,
- * but we do want to clear the DONE status of the buffer so that a followup read
- * will re-read it from disk. This will ensure that we don't get an unnecessary
- * warnings during log recovery and we don't get unnecssary panics on debug
- * kernels.
+ * If the readahead buffer is invalid, we need to mark it with an error and
+ * clear the DONE status of the buffer so that a followup read will re-read it
+ * from disk. We don't report the error otherwise to avoid warnings during log
+ * recovery and we don't get unnecssary panics on debug kernels. We use EIO here
+ * because all we want to do is say readahead failed; there is no-one to report
+ * the error to, so this will distinguish it from a non-ra verifier failure.
+ * Changes to this readahead error behavour also need to be reflected in
+ * xfs_dquot_buf_readahead_verify().
*/
static void
xfs_inode_buf_verify(
@@ -93,6 +96,7 @@ xfs_inode_buf_verify(
XFS_RANDOM_ITOBP_INOTOBP))) {
if (readahead) {
bp->b_flags &= ~XBF_DONE;
+ xfs_buf_ioerror(bp, -EIO);
return;
}
diff --git a/fs/xfs/libxfs/xfs_quota_defs.h b/fs/xfs/libxfs/xfs_quota_defs.h
index 1b0a08379759..f51078f1e92a 100644
--- a/fs/xfs/libxfs/xfs_quota_defs.h
+++ b/fs/xfs/libxfs/xfs_quota_defs.h
@@ -153,7 +153,7 @@ typedef __uint16_t xfs_qwarncnt_t;
#define XFS_QMOPT_RESBLK_MASK (XFS_QMOPT_RES_REGBLKS | XFS_QMOPT_RES_RTBLKS)
extern int xfs_dqcheck(struct xfs_mount *mp, xfs_disk_dquot_t *ddq,
- xfs_dqid_t id, uint type, uint flags, char *str);
+ xfs_dqid_t id, uint type, uint flags, const char *str);
extern int xfs_calc_dquots_per_chunk(unsigned int nbblks);
#endif /* __XFS_QUOTA_H__ */
diff --git a/fs/xfs/libxfs/xfs_shared.h b/fs/xfs/libxfs/xfs_shared.h
index 5be529707903..15c3ceb845b9 100644
--- a/fs/xfs/libxfs/xfs_shared.h
+++ b/fs/xfs/libxfs/xfs_shared.h
@@ -49,6 +49,7 @@ extern const struct xfs_buf_ops xfs_inobt_buf_ops;
extern const struct xfs_buf_ops xfs_inode_buf_ops;
extern const struct xfs_buf_ops xfs_inode_buf_ra_ops;
extern const struct xfs_buf_ops xfs_dquot_buf_ops;
+extern const struct xfs_buf_ops xfs_dquot_buf_ra_ops;
extern const struct xfs_buf_ops xfs_sb_buf_ops;
extern const struct xfs_buf_ops xfs_sb_quiet_buf_ops;
extern const struct xfs_buf_ops xfs_symlink_buf_ops;
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 29e7e5dd5178..379c089fb051 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -1917,6 +1917,7 @@ xfs_vm_readpage(
struct file *unused,
struct page *page)
{
+ trace_xfs_vm_readpage(page->mapping->host, 1);
return mpage_readpage(page, xfs_get_blocks);
}
@@ -1927,6 +1928,7 @@ xfs_vm_readpages(
struct list_head *pages,
unsigned nr_pages)
{
+ trace_xfs_vm_readpages(mapping->host, nr_pages);
return mpage_readpages(mapping, pages, nr_pages, xfs_get_blocks);
}
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index dbae6490a79a..45ec9e40150c 100644
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -91,32 +91,32 @@ xfs_zero_extent(
* last due to locking considerations. We never free any extents in
* the first transaction.
*
- * Return 1 if the given transaction was committed and a new one
- * started, and 0 otherwise in the committed parameter.
+ * If an inode *ip is provided, rejoin it to the transaction if
+ * the transaction was committed.
*/
int /* error */
xfs_bmap_finish(
struct xfs_trans **tp, /* transaction pointer addr */
struct xfs_bmap_free *flist, /* i/o: list extents to free */
- int *committed)/* xact committed or not */
+ struct xfs_inode *ip)
{
struct xfs_efd_log_item *efd; /* extent free data */
struct xfs_efi_log_item *efi; /* extent free intention */
int error; /* error return value */
+ int committed;/* xact committed or not */
struct xfs_bmap_free_item *free; /* free extent item */
struct xfs_bmap_free_item *next; /* next item on free list */
ASSERT((*tp)->t_flags & XFS_TRANS_PERM_LOG_RES);
- if (flist->xbf_count == 0) {
- *committed = 0;
+ if (flist->xbf_count == 0)
return 0;
- }
+
efi = xfs_trans_get_efi(*tp, flist->xbf_count);
for (free = flist->xbf_first; free; free = free->xbfi_next)
xfs_trans_log_efi_extent(*tp, efi, free->xbfi_startblock,
free->xbfi_blockcount);
- error = __xfs_trans_roll(tp, NULL, committed);
+ error = __xfs_trans_roll(tp, ip, &committed);
if (error) {
/*
* If the transaction was committed, drop the EFD reference
@@ -128,16 +128,13 @@ xfs_bmap_finish(
* transaction so we should return committed=1 even though we're
* returning an error.
*/
- if (*committed) {
+ if (committed) {
xfs_efi_release(efi);
xfs_force_shutdown((*tp)->t_mountp,
(error == -EFSCORRUPTED) ?
SHUTDOWN_CORRUPT_INCORE :
SHUTDOWN_META_IO_ERROR);
- } else {
- *committed = 1;
}
-
return error;
}
@@ -969,7 +966,6 @@ xfs_alloc_file_space(
xfs_bmbt_irec_t imaps[1], *imapp;
xfs_bmap_free_t free_list;
uint qblocks, resblks, resrtextents;
- int committed;
int error;
trace_xfs_alloc_file_space(ip);
@@ -1064,23 +1060,20 @@ xfs_alloc_file_space(
error = xfs_bmapi_write(tp, ip, startoffset_fsb,
allocatesize_fsb, alloc_type, &firstfsb,
resblks, imapp, &nimaps, &free_list);
- if (error) {
+ if (error)
goto error0;
- }
/*
* Complete the transaction
*/
- error = xfs_bmap_finish(&tp, &free_list, &committed);
- if (error) {
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
+ if (error)
goto error0;
- }
error = xfs_trans_commit(tp);
xfs_iunlock(ip, XFS_ILOCK_EXCL);
- if (error) {
+ if (error)
break;
- }
allocated_fsb = imapp->br_blockcount;
@@ -1206,7 +1199,6 @@ xfs_free_file_space(
xfs_off_t offset,
xfs_off_t len)
{
- int committed;
int done;
xfs_fileoff_t endoffset_fsb;
int error;
@@ -1346,17 +1338,15 @@ xfs_free_file_space(
error = xfs_bunmapi(tp, ip, startoffset_fsb,
endoffset_fsb - startoffset_fsb,
0, 2, &firstfsb, &free_list, &done);
- if (error) {
+ if (error)
goto error0;
- }
/*
* complete the transaction
*/
- error = xfs_bmap_finish(&tp, &free_list, &committed);
- if (error) {
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
+ if (error)
goto error0;
- }
error = xfs_trans_commit(tp);
xfs_iunlock(ip, XFS_ILOCK_EXCL);
@@ -1434,7 +1424,6 @@ xfs_shift_file_space(
int error;
struct xfs_bmap_free free_list;
xfs_fsblock_t first_block;
- int committed;
xfs_fileoff_t stop_fsb;
xfs_fileoff_t next_fsb;
xfs_fileoff_t shift_fsb;
@@ -1526,7 +1515,7 @@ xfs_shift_file_space(
if (error)
goto out_bmap_cancel;
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error)
goto out_bmap_cancel;
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 45a8ea7cfdb2..ae86b16f9025 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -604,6 +604,13 @@ found:
}
}
+ /*
+ * Clear b_error if this is a lookup from a caller that doesn't expect
+ * valid data to be found in the buffer.
+ */
+ if (!(flags & XBF_READ))
+ xfs_buf_ioerror(bp, 0);
+
XFS_STATS_INC(target->bt_mount, xb_get);
trace_xfs_buf_get(bp, flags, _RET_IP_);
return bp;
diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
index 7ac6c5c586cb..9c44d38dcd1f 100644
--- a/fs/xfs/xfs_dquot.c
+++ b/fs/xfs/xfs_dquot.c
@@ -306,7 +306,7 @@ xfs_qm_dqalloc(
xfs_fsblock_t firstblock;
xfs_bmap_free_t flist;
xfs_bmbt_irec_t map;
- int nmaps, error, committed;
+ int nmaps, error;
xfs_buf_t *bp;
xfs_trans_t *tp = *tpp;
@@ -379,11 +379,12 @@ xfs_qm_dqalloc(
xfs_trans_bhold(tp, bp);
- if ((error = xfs_bmap_finish(tpp, &flist, &committed))) {
+ error = xfs_bmap_finish(tpp, &flist, NULL);
+ if (error)
goto error1;
- }
- if (committed) {
+ /* Transaction was committed? */
+ if (*tpp != tp) {
tp = *tpp;
xfs_trans_bjoin(tp, bp);
} else {
@@ -393,9 +394,9 @@ xfs_qm_dqalloc(
*O_bpp = bp;
return 0;
- error1:
+error1:
xfs_bmap_cancel(&flist);
- error0:
+error0:
xfs_iunlock(quotip, XFS_ILOCK_EXCL);
return error;
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 8ee393996b7d..ae3758a90ed6 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -1143,7 +1143,6 @@ xfs_create(
xfs_bmap_free_t free_list;
xfs_fsblock_t first_block;
bool unlock_dp_on_error = false;
- int committed;
prid_t prid;
struct xfs_dquot *udqp = NULL;
struct xfs_dquot *gdqp = NULL;
@@ -1226,7 +1225,7 @@ xfs_create(
* pointing to itself.
*/
error = xfs_dir_ialloc(&tp, dp, mode, is_dir ? 2 : 1, rdev,
- prid, resblks > 0, &ip, &committed);
+ prid, resblks > 0, &ip, NULL);
if (error)
goto out_trans_cancel;
@@ -1275,7 +1274,7 @@ xfs_create(
*/
xfs_qm_vop_create_dqattach(tp, ip, udqp, gdqp, pdqp);
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error)
goto out_bmap_cancel;
@@ -1427,7 +1426,6 @@ xfs_link(
int error;
xfs_bmap_free_t free_list;
xfs_fsblock_t first_block;
- int committed;
int resblks;
trace_xfs_link(tdp, target_name);
@@ -1502,11 +1500,10 @@ xfs_link(
* link transaction goes to disk before returning to
* the user.
*/
- if (mp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC)) {
+ if (mp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC))
xfs_trans_set_sync(tp);
- }
- error = xfs_bmap_finish (&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error) {
xfs_bmap_cancel(&free_list);
goto error_return;
@@ -1555,7 +1552,6 @@ xfs_itruncate_extents(
xfs_fileoff_t first_unmap_block;
xfs_fileoff_t last_block;
xfs_filblks_t unmap_len;
- int committed;
int error = 0;
int done = 0;
@@ -1601,9 +1597,7 @@ xfs_itruncate_extents(
* Duplicate the transaction that has the permanent
* reservation and commit the old transaction.
*/
- error = xfs_bmap_finish(&tp, &free_list, &committed);
- if (committed)
- xfs_trans_ijoin(tp, ip, 0);
+ error = xfs_bmap_finish(&tp, &free_list, ip);
if (error)
goto out_bmap_cancel;
@@ -1774,7 +1768,6 @@ xfs_inactive_ifree(
{
xfs_bmap_free_t free_list;
xfs_fsblock_t first_block;
- int committed;
struct xfs_mount *mp = ip->i_mount;
struct xfs_trans *tp;
int error;
@@ -1841,7 +1834,7 @@ xfs_inactive_ifree(
* Just ignore errors at this point. There is nothing we can do except
* to try to keep going. Make sure it's not a silent error.
*/
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error) {
xfs_notice(mp, "%s: xfs_bmap_finish returned error %d",
__func__, error);
@@ -2523,7 +2516,6 @@ xfs_remove(
int error = 0;
xfs_bmap_free_t free_list;
xfs_fsblock_t first_block;
- int committed;
uint resblks;
trace_xfs_remove(dp, name);
@@ -2624,7 +2616,7 @@ xfs_remove(
if (mp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC))
xfs_trans_set_sync(tp);
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error)
goto out_bmap_cancel;
@@ -2701,7 +2693,6 @@ xfs_finish_rename(
struct xfs_trans *tp,
struct xfs_bmap_free *free_list)
{
- int committed = 0;
int error;
/*
@@ -2711,7 +2702,7 @@ xfs_finish_rename(
if (tp->t_mountp->m_flags & (XFS_MOUNT_WSYNC|XFS_MOUNT_DIRSYNC))
xfs_trans_set_sync(tp);
- error = xfs_bmap_finish(&tp, free_list, &committed);
+ error = xfs_bmap_finish(&tp, free_list, NULL);
if (error) {
xfs_bmap_cancel(free_list);
xfs_trans_cancel(tp);
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 9ed146b96856..d81bdc080370 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -129,7 +129,6 @@ xfs_iomap_write_direct(
xfs_trans_t *tp;
xfs_bmap_free_t free_list;
uint qblocks, resblks, resrtextents;
- int committed;
int error;
int lockmode;
int bmapi_flags = XFS_BMAPI_PREALLOC;
@@ -252,7 +251,7 @@ xfs_iomap_write_direct(
/*
* Complete the transaction
*/
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error)
goto out_bmap_cancel;
@@ -698,7 +697,7 @@ xfs_iomap_write_allocate(
xfs_bmap_free_t free_list;
xfs_filblks_t count_fsb;
xfs_trans_t *tp;
- int nimaps, committed;
+ int nimaps;
int error = 0;
int nres;
@@ -799,7 +798,7 @@ xfs_iomap_write_allocate(
if (error)
goto trans_cancel;
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error)
goto trans_cancel;
@@ -857,7 +856,6 @@ xfs_iomap_write_unwritten(
xfs_bmap_free_t free_list;
xfs_fsize_t i_size;
uint resblks;
- int committed;
int error;
trace_xfs_unwritten_convert(ip, offset, count);
@@ -929,7 +927,7 @@ xfs_iomap_write_unwritten(
xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
}
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error)
goto error_on_bmapi_transaction;
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 26e67b4450cc..da37beb76f6e 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -3521,6 +3521,7 @@ xlog_recover_dquot_ra_pass2(
struct xfs_disk_dquot *recddq;
struct xfs_dq_logformat *dq_f;
uint type;
+ int len;
if (mp->m_qflags == 0)
@@ -3541,8 +3542,12 @@ xlog_recover_dquot_ra_pass2(
ASSERT(dq_f);
ASSERT(dq_f->qlf_len == 1);
- xfs_buf_readahead(mp->m_ddev_targp, dq_f->qlf_blkno,
- XFS_FSB_TO_BB(mp, dq_f->qlf_len), NULL);
+ len = XFS_FSB_TO_BB(mp, dq_f->qlf_len);
+ if (xlog_peek_buffer_cancelled(log, dq_f->qlf_blkno, len, 0))
+ return;
+
+ xfs_buf_readahead(mp->m_ddev_targp, dq_f->qlf_blkno, len,
+ &xfs_dquot_buf_ra_ops);
}
STATIC void
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index ab1bac6a3a1c..be02a68b2fe2 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -766,7 +766,6 @@ xfs_growfs_rt_alloc(
{
xfs_fileoff_t bno; /* block number in file */
struct xfs_buf *bp; /* temporary buffer for zeroing */
- int committed; /* transaction committed flag */
xfs_daddr_t d; /* disk block address */
int error; /* error return value */
xfs_fsblock_t firstblock;/* first block allocated in xaction */
@@ -811,7 +810,7 @@ xfs_growfs_rt_alloc(
/*
* Free any blocks freed up in the transaction, then commit.
*/
- error = xfs_bmap_finish(&tp, &flist, &committed);
+ error = xfs_bmap_finish(&tp, &flist, NULL);
if (error)
goto out_bmap_cancel;
error = xfs_trans_commit(tp);
diff --git a/fs/xfs/xfs_symlink.c b/fs/xfs/xfs_symlink.c
index 996481eeb491..b44284c1adda 100644
--- a/fs/xfs/xfs_symlink.c
+++ b/fs/xfs/xfs_symlink.c
@@ -178,7 +178,6 @@ xfs_symlink(
struct xfs_bmap_free free_list;
xfs_fsblock_t first_block;
bool unlock_dp_on_error = false;
- int committed;
xfs_fileoff_t first_fsb;
xfs_filblks_t fs_blocks;
int nmaps;
@@ -387,7 +386,7 @@ xfs_symlink(
xfs_trans_set_sync(tp);
}
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, NULL);
if (error)
goto out_bmap_cancel;
@@ -434,7 +433,6 @@ xfs_inactive_symlink_rmt(
struct xfs_inode *ip)
{
xfs_buf_t *bp;
- int committed;
int done;
int error;
xfs_fsblock_t first_block;
@@ -510,16 +508,10 @@ xfs_inactive_symlink_rmt(
/*
* Commit the first transaction. This logs the EFI and the inode.
*/
- error = xfs_bmap_finish(&tp, &free_list, &committed);
+ error = xfs_bmap_finish(&tp, &free_list, ip);
if (error)
goto error_bmap_cancel;
/*
- * The transaction must have been committed, since there were
- * actually extents freed by xfs_bunmapi. See xfs_bmap_finish.
- * The new tp has the extent freeing and EFDs.
- */
- ASSERT(committed);
- /*
* The first xact was committed, so add the inode to the new one.
* Mark it dirty so it will be logged and moved forward in the log as
* part of every commit.
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index 877079eb0f8f..391d797cb53f 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -1222,6 +1222,32 @@ DEFINE_PAGE_EVENT(xfs_writepage);
DEFINE_PAGE_EVENT(xfs_releasepage);
DEFINE_PAGE_EVENT(xfs_invalidatepage);
+DECLARE_EVENT_CLASS(xfs_readpage_class,
+ TP_PROTO(struct inode *inode, int nr_pages),
+ TP_ARGS(inode, nr_pages),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(xfs_ino_t, ino)
+ __field(int, nr_pages)
+ ),
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->nr_pages = nr_pages;
+ ),
+ TP_printk("dev %d:%d ino 0x%llx nr_pages %d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->ino,
+ __entry->nr_pages)
+)
+
+#define DEFINE_READPAGE_EVENT(name) \
+DEFINE_EVENT(xfs_readpage_class, name, \
+ TP_PROTO(struct inode *inode, int nr_pages), \
+ TP_ARGS(inode, nr_pages))
+DEFINE_READPAGE_EVENT(xfs_vm_readpage);
+DEFINE_READPAGE_EVENT(xfs_vm_readpages);
+
DECLARE_EVENT_CLASS(xfs_imap_class,
TP_PROTO(struct xfs_inode *ip, xfs_off_t offset, ssize_t count,
int type, struct xfs_bmbt_irec *irec),
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