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-rw-r--r--fs/xfs/linux-2.6/xfs_aops.c15
-rw-r--r--fs/xfs/linux-2.6/xfs_aops.h2
-rw-r--r--fs/xfs/linux-2.6/xfs_vfs.h7
-rw-r--r--fs/xfs/linux-2.6/xfs_vnode.c16
-rw-r--r--fs/xfs/linux-2.6/xfs_vnode.h2
-rw-r--r--fs/xfs/quota/xfs_dquot.c2
-rw-r--r--fs/xfs/xfs_bmap.c4
-rw-r--r--fs/xfs/xfs_buf_item.c2
-rw-r--r--fs/xfs/xfs_fsops.c7
-rw-r--r--fs/xfs/xfs_inode.c4
-rw-r--r--fs/xfs/xfs_log.c10
-rw-r--r--fs/xfs/xfs_log_recover.c2
-rw-r--r--fs/xfs/xfs_mount.h9
-rw-r--r--fs/xfs/xfs_rw.c36
-rw-r--r--fs/xfs/xfs_trans.c4
-rw-r--r--fs/xfs/xfs_trans_ail.c5
-rw-r--r--fs/xfs/xfs_trans_buf.c6
-rw-r--r--fs/xfs/xfs_vnodeops.c2
18 files changed, 78 insertions, 57 deletions
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 4d191ef39b6..1fcdc0abda6 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -136,9 +136,10 @@ xfs_destroy_ioend(
for (bh = ioend->io_buffer_head; bh; bh = next) {
next = bh->b_private;
- bh->b_end_io(bh, ioend->io_uptodate);
+ bh->b_end_io(bh, !ioend->io_error);
}
-
+ if (unlikely(ioend->io_error))
+ vn_ioerror(ioend->io_vnode, ioend->io_error, __FILE__,__LINE__);
vn_iowake(ioend->io_vnode);
mempool_free(ioend, xfs_ioend_pool);
}
@@ -185,7 +186,7 @@ xfs_end_bio_unwritten(
size_t size = ioend->io_size;
int error;
- if (ioend->io_uptodate)
+ if (likely(!ioend->io_error))
VOP_BMAP(vp, offset, size, BMAPI_UNWRITTEN, NULL, NULL, error);
xfs_destroy_ioend(ioend);
}
@@ -211,7 +212,7 @@ xfs_alloc_ioend(
* all the I/O from calling the completion routine too early.
*/
atomic_set(&ioend->io_remaining, 1);
- ioend->io_uptodate = 1; /* cleared if any I/O fails */
+ ioend->io_error = 0;
ioend->io_list = NULL;
ioend->io_type = type;
ioend->io_vnode = vn_from_inode(inode);
@@ -271,16 +272,14 @@ xfs_end_bio(
if (bio->bi_size)
return 1;
- ASSERT(ioend);
ASSERT(atomic_read(&bio->bi_cnt) >= 1);
+ ioend->io_error = test_bit(BIO_UPTODATE, &bio->bi_flags) ? 0 : error;
/* Toss bio and pass work off to an xfsdatad thread */
- if (!test_bit(BIO_UPTODATE, &bio->bi_flags))
- ioend->io_uptodate = 0;
bio->bi_private = NULL;
bio->bi_end_io = NULL;
-
bio_put(bio);
+
xfs_finish_ioend(ioend);
return 0;
}
diff --git a/fs/xfs/linux-2.6/xfs_aops.h b/fs/xfs/linux-2.6/xfs_aops.h
index 60716543c68..41c7d2da638 100644
--- a/fs/xfs/linux-2.6/xfs_aops.h
+++ b/fs/xfs/linux-2.6/xfs_aops.h
@@ -30,7 +30,7 @@ typedef void (*xfs_ioend_func_t)(void *);
typedef struct xfs_ioend {
struct xfs_ioend *io_list; /* next ioend in chain */
unsigned int io_type; /* delalloc / unwritten */
- unsigned int io_uptodate; /* I/O status register */
+ int io_error; /* I/O error code */
atomic_t io_remaining; /* hold count */
struct vnode *io_vnode; /* file being written to */
struct buffer_head *io_buffer_head;/* buffer linked list head */
diff --git a/fs/xfs/linux-2.6/xfs_vfs.h b/fs/xfs/linux-2.6/xfs_vfs.h
index 841200c0309..2ca05043a0f 100644
--- a/fs/xfs/linux-2.6/xfs_vfs.h
+++ b/fs/xfs/linux-2.6/xfs_vfs.h
@@ -94,6 +94,13 @@ typedef enum {
#define SYNC_REMOUNT 0x0080 /* remount readonly, no dummy LRs */
#define SYNC_QUIESCE 0x0100 /* quiesce filesystem for a snapshot */
+#define SHUTDOWN_META_IO_ERROR 0x0001 /* write attempt to metadata failed */
+#define SHUTDOWN_LOG_IO_ERROR 0x0002 /* write attempt to the log failed */
+#define SHUTDOWN_FORCE_UMOUNT 0x0004 /* shutdown from a forced unmount */
+#define SHUTDOWN_CORRUPT_INCORE 0x0008 /* corrupt in-memory data structures */
+#define SHUTDOWN_REMOTE_REQ 0x0010 /* shutdown came from remote cell */
+#define SHUTDOWN_DEVICE_REQ 0x0020 /* failed all paths to the device */
+
typedef int (*vfs_mount_t)(bhv_desc_t *,
struct xfs_mount_args *, struct cred *);
typedef int (*vfs_parseargs_t)(bhv_desc_t *, char *,
diff --git a/fs/xfs/linux-2.6/xfs_vnode.c b/fs/xfs/linux-2.6/xfs_vnode.c
index d27c25b27cc..f17e39cff23 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.c
+++ b/fs/xfs/linux-2.6/xfs_vnode.c
@@ -54,6 +54,22 @@ vn_iowake(
wake_up(vptosync(vp));
}
+/*
+ * Volume managers supporting multiple paths can send back ENODEV when the
+ * final path disappears. In this case continuing to fill the page cache
+ * with dirty data which cannot be written out is evil, so prevent that.
+ */
+void
+vn_ioerror(
+ struct vnode *vp,
+ int error,
+ char *f,
+ int l)
+{
+ if (unlikely(error == -ENODEV))
+ VFS_FORCE_SHUTDOWN(vp->v_vfsp, SHUTDOWN_DEVICE_REQ, f, l);
+}
+
struct vnode *
vn_initialize(
struct inode *inode)
diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h
index 2a8e16c2235..a64b7db6700 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/linux-2.6/xfs_vnode.h
@@ -514,6 +514,8 @@ extern void vn_revalidate_core(struct vnode *, vattr_t *);
extern void vn_iowait(struct vnode *vp);
extern void vn_iowake(struct vnode *vp);
+extern void vn_ioerror(struct vnode *vp, int error, char *f, int l);
+
static inline int vn_count(struct vnode *vp)
{
return atomic_read(&vn_to_inode(vp)->i_count);
diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c
index 26ee5df4f83..46bec66bb4d 100644
--- a/fs/xfs/quota/xfs_dquot.c
+++ b/fs/xfs/quota/xfs_dquot.c
@@ -1261,7 +1261,7 @@ xfs_qm_dqflush(
if (xfs_qm_dqcheck(&dqp->q_core, be32_to_cpu(ddqp->d_id),
0, XFS_QMOPT_DOWARN, "dqflush (incore copy)")) {
- xfs_force_shutdown(dqp->q_mount, XFS_CORRUPT_INCORE);
+ xfs_force_shutdown(dqp->q_mount, SHUTDOWN_CORRUPT_INCORE);
return XFS_ERROR(EIO);
}
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index ad595dbefe1..b4529421823 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -4263,8 +4263,8 @@ xfs_bmap_finish(
if (!XFS_FORCED_SHUTDOWN(mp))
xfs_force_shutdown(mp,
(error == EFSCORRUPTED) ?
- XFS_CORRUPT_INCORE :
- XFS_METADATA_IO_ERROR);
+ SHUTDOWN_CORRUPT_INCORE :
+ SHUTDOWN_META_IO_ERROR);
return error;
}
xfs_trans_log_efd_extent(ntp, efd, free->xbfi_startblock,
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index 5fed15682dd..59013e1f16e 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -1108,7 +1108,7 @@ xfs_buf_error_relse(
XFS_BUF_ERROR(bp,0);
xfs_buftrace("BUF_ERROR_RELSE", bp);
if (! XFS_FORCED_SHUTDOWN(mp))
- xfs_force_shutdown(mp, XFS_METADATA_IO_ERROR);
+ xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);
/*
* We have to unpin the pinned buffers so do the
* callbacks.
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index dfa3527b20a..96f4b3e8fa4 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -578,17 +578,18 @@ xfs_fs_goingdown(
struct super_block *sb = freeze_bdev(vfsp->vfs_super->s_bdev);
if (sb && !IS_ERR(sb)) {
- xfs_force_shutdown(mp, XFS_FORCE_UMOUNT);
+ xfs_force_shutdown(mp, SHUTDOWN_FORCE_UMOUNT);
thaw_bdev(sb->s_bdev, sb);
}
break;
}
case XFS_FSOP_GOING_FLAGS_LOGFLUSH:
- xfs_force_shutdown(mp, XFS_FORCE_UMOUNT);
+ xfs_force_shutdown(mp, SHUTDOWN_FORCE_UMOUNT);
break;
case XFS_FSOP_GOING_FLAGS_NOLOGFLUSH:
- xfs_force_shutdown(mp, XFS_FORCE_UMOUNT|XFS_LOG_IO_ERROR);
+ xfs_force_shutdown(mp,
+ SHUTDOWN_FORCE_UMOUNT | SHUTDOWN_LOG_IO_ERROR);
break;
default:
return XFS_ERROR(EINVAL);
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index df695e96806..b30bffa99ed 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -3206,7 +3206,7 @@ xfs_iflush(
corrupt_out:
xfs_buf_relse(bp);
- xfs_force_shutdown(mp, XFS_CORRUPT_INCORE);
+ xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);
xfs_iflush_abort(ip);
/*
* Unlocks the flush lock
@@ -3228,7 +3228,7 @@ cluster_corrupt_out:
xfs_buf_relse(bp);
}
- xfs_force_shutdown(mp, XFS_CORRUPT_INCORE);
+ xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);
if(!bufwasdelwri) {
/*
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 32e841d2f26..7d882d6c7d4 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -402,7 +402,7 @@ xfs_log_release_iclog(xfs_mount_t *mp,
xlog_in_core_t *iclog = (xlog_in_core_t *)iclog_hndl;
if (xlog_state_release_iclog(log, iclog)) {
- xfs_force_shutdown(mp, XFS_LOG_IO_ERROR);
+ xfs_force_shutdown(mp, SHUTDOWN_LOG_IO_ERROR);
return EIO;
}
@@ -726,7 +726,7 @@ xfs_log_write(xfs_mount_t * mp,
return XFS_ERROR(EIO);
if ((error = xlog_write(mp, reg, nentries, tic, start_lsn, NULL, 0))) {
- xfs_force_shutdown(mp, XFS_LOG_IO_ERROR);
+ xfs_force_shutdown(mp, SHUTDOWN_LOG_IO_ERROR);
}
return error;
} /* xfs_log_write */
@@ -956,7 +956,7 @@ xlog_iodone(xfs_buf_t *bp)
XFS_ERRTAG_IODONE_IOERR, XFS_RANDOM_IODONE_IOERR)) {
xfs_ioerror_alert("xlog_iodone", l->l_mp, bp, XFS_BUF_ADDR(bp));
XFS_BUF_STALE(bp);
- xfs_force_shutdown(l->l_mp, XFS_LOG_IO_ERROR);
+ xfs_force_shutdown(l->l_mp, SHUTDOWN_LOG_IO_ERROR);
/*
* This flag will be propagated to the trans-committed
* callback routines to let them know that the log-commit
@@ -1261,7 +1261,7 @@ xlog_commit_record(xfs_mount_t *mp,
ASSERT_ALWAYS(iclog);
if ((error = xlog_write(mp, reg, 1, ticket, commitlsnp,
iclog, XLOG_COMMIT_TRANS))) {
- xfs_force_shutdown(mp, XFS_LOG_IO_ERROR);
+ xfs_force_shutdown(mp, SHUTDOWN_LOG_IO_ERROR);
}
return error;
} /* xlog_commit_record */
@@ -1790,7 +1790,7 @@ xlog_write(xfs_mount_t * mp,
xfs_cmn_err(XFS_PTAG_LOGRES, CE_ALERT, mp,
"xfs_log_write: reservation ran out. Need to up reservation");
/* If we did not panic, shutdown the filesystem */
- xfs_force_shutdown(mp, XFS_CORRUPT_INCORE);
+ xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);
#endif
} else
ticket->t_curr_res -= len;
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 3abc98944c0..a17218e8153 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -282,7 +282,7 @@ xlog_recover_iodone(
mp = XFS_BUF_FSPRIVATE(bp, xfs_mount_t *);
xfs_ioerror_alert("xlog_recover_iodone",
mp, bp, XFS_BUF_ADDR(bp));
- xfs_force_shutdown(mp, XFS_METADATA_IO_ERROR);
+ xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);
}
XFS_BUF_SET_FSPRIVATE(bp, NULL);
XFS_BUF_CLR_IODONE_FUNC(bp);
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index a682eb55810..2ca211214a9 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -514,15 +514,6 @@ xfs_preferred_iosize(xfs_mount_t *mp)
VFS_FORCE_SHUTDOWN((XFS_MTOVFS(m)), f, __FILE__, __LINE__)
/*
- * Flags sent to xfs_force_shutdown.
- */
-#define XFS_METADATA_IO_ERROR 0x1
-#define XFS_LOG_IO_ERROR 0x2
-#define XFS_FORCE_UMOUNT 0x4
-#define XFS_CORRUPT_INCORE 0x8 /* Corrupt in-memory data structures */
-#define XFS_SHUTDOWN_REMOTE_REQ 0x10 /* Shutdown came from remote cell */
-
-/*
* Flags for xfs_mountfs
*/
#define XFS_MFSI_SECOND 0x01 /* Secondary mount -- skip stuff */
diff --git a/fs/xfs/xfs_rw.c b/fs/xfs/xfs_rw.c
index a59c102cf21..d33e4f5808e 100644
--- a/fs/xfs/xfs_rw.c
+++ b/fs/xfs/xfs_rw.c
@@ -109,12 +109,12 @@ xfs_do_force_shutdown(
xfs_mount_t *mp;
mp = XFS_BHVTOM(bdp);
- logerror = flags & XFS_LOG_IO_ERROR;
+ logerror = flags & SHUTDOWN_LOG_IO_ERROR;
- if (!(flags & XFS_FORCE_UMOUNT)) {
- cmn_err(CE_NOTE,
- "xfs_force_shutdown(%s,0x%x) called from line %d of file %s. Return address = 0x%p",
- mp->m_fsname,flags,lnnum,fname,__return_address);
+ if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
+ cmn_err(CE_NOTE, "xfs_force_shutdown(%s,0x%x) called from "
+ "line %d of file %s. Return address = 0x%p",
+ mp->m_fsname, flags, lnnum, fname, __return_address);
}
/*
* No need to duplicate efforts.
@@ -125,33 +125,37 @@ xfs_do_force_shutdown(
/*
* This flags XFS_MOUNT_FS_SHUTDOWN, makes sure that we don't
* queue up anybody new on the log reservations, and wakes up
- * everybody who's sleeping on log reservations and tells
- * them the bad news.
+ * everybody who's sleeping on log reservations to tell them
+ * the bad news.
*/
if (xfs_log_force_umount(mp, logerror))
return;
- if (flags & XFS_CORRUPT_INCORE) {
+ if (flags & SHUTDOWN_CORRUPT_INCORE) {
xfs_cmn_err(XFS_PTAG_SHUTDOWN_CORRUPT, CE_ALERT, mp,
"Corruption of in-memory data detected. Shutting down filesystem: %s",
mp->m_fsname);
if (XFS_ERRLEVEL_HIGH <= xfs_error_level) {
xfs_stack_trace();
}
- } else if (!(flags & XFS_FORCE_UMOUNT)) {
+ } else if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
if (logerror) {
xfs_cmn_err(XFS_PTAG_SHUTDOWN_LOGERROR, CE_ALERT, mp,
- "Log I/O Error Detected. Shutting down filesystem: %s",
+ "Log I/O Error Detected. Shutting down filesystem: %s",
mp->m_fsname);
- } else if (!(flags & XFS_SHUTDOWN_REMOTE_REQ)) {
+ } else if (flags & SHUTDOWN_DEVICE_REQ) {
xfs_cmn_err(XFS_PTAG_SHUTDOWN_IOERROR, CE_ALERT, mp,
- "I/O Error Detected. Shutting down filesystem: %s",
+ "All device paths lost. Shutting down filesystem: %s",
+ mp->m_fsname);
+ } else if (!(flags & SHUTDOWN_REMOTE_REQ)) {
+ xfs_cmn_err(XFS_PTAG_SHUTDOWN_IOERROR, CE_ALERT, mp,
+ "I/O Error Detected. Shutting down filesystem: %s",
mp->m_fsname);
}
}
- if (!(flags & XFS_FORCE_UMOUNT)) {
- cmn_err(CE_ALERT,
- "Please umount the filesystem, and rectify the problem(s)");
+ if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
+ cmn_err(CE_ALERT, "Please umount the filesystem, "
+ "and rectify the problem(s)");
}
}
@@ -335,7 +339,7 @@ xfs_bwrite(
* from bwrite and we could be tracing a buffer that has
* been reused.
*/
- xfs_force_shutdown(mp, XFS_METADATA_IO_ERROR);
+ xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);
}
return (error);
}
diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
index 8d056cef5d1..c05da5871a5 100644
--- a/fs/xfs/xfs_trans.c
+++ b/fs/xfs/xfs_trans.c
@@ -846,7 +846,7 @@ shut_us_down:
*/
nvec = xfs_trans_count_vecs(tp);
if (nvec == 0) {
- xfs_force_shutdown(mp, XFS_LOG_IO_ERROR);
+ xfs_force_shutdown(mp, SHUTDOWN_LOG_IO_ERROR);
goto shut_us_down;
} else if (nvec <= XFS_TRANS_LOGVEC_COUNT) {
log_vector = log_vector_fast;
@@ -1148,7 +1148,7 @@ xfs_trans_cancel(
*/
if ((tp->t_flags & XFS_TRANS_DIRTY) && !XFS_FORCED_SHUTDOWN(mp)) {
XFS_ERROR_REPORT("xfs_trans_cancel", XFS_ERRLEVEL_LOW, mp);
- xfs_force_shutdown(mp, XFS_CORRUPT_INCORE);
+ xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);
}
#ifdef DEBUG
if (!(flags & XFS_TRANS_ABORT)) {
diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index 19ab24af1c1..e1ca7b6fde4 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -363,9 +363,10 @@ xfs_trans_delete_ail(
AIL_UNLOCK(mp, s);
else {
xfs_cmn_err(XFS_PTAG_AILDELETE, CE_ALERT, mp,
- "xfs_trans_delete_ail: attempting to delete a log item that is not in the AIL");
+ "%s: attempting to delete a log item that is not in the AIL",
+ __FUNCTION__);
AIL_UNLOCK(mp, s);
- xfs_force_shutdown(mp, XFS_CORRUPT_INCORE);
+ xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);
}
}
}
diff --git a/fs/xfs/xfs_trans_buf.c b/fs/xfs/xfs_trans_buf.c
index c74c31ebc81..42291364570 100644
--- a/fs/xfs/xfs_trans_buf.c
+++ b/fs/xfs/xfs_trans_buf.c
@@ -369,7 +369,7 @@ xfs_trans_read_buf(
*/
if (tp->t_flags & XFS_TRANS_DIRTY)
xfs_force_shutdown(tp->t_mountp,
- XFS_METADATA_IO_ERROR);
+ SHUTDOWN_META_IO_ERROR);
return error;
}
}
@@ -414,7 +414,7 @@ xfs_trans_read_buf(
xfs_ioerror_alert("xfs_trans_read_buf", mp,
bp, blkno);
if (tp->t_flags & XFS_TRANS_DIRTY)
- xfs_force_shutdown(tp->t_mountp, XFS_METADATA_IO_ERROR);
+ xfs_force_shutdown(tp->t_mountp, SHUTDOWN_META_IO_ERROR);
xfs_buf_relse(bp);
return error;
}
@@ -423,7 +423,7 @@ xfs_trans_read_buf(
if (xfs_error_target == target) {
if (((xfs_req_num++) % xfs_error_mod) == 0) {
xfs_force_shutdown(tp->t_mountp,
- XFS_METADATA_IO_ERROR);
+ SHUTDOWN_META_IO_ERROR);
xfs_buf_relse(bp);
printk("Returning error in trans!\n");
return XFS_ERROR(EIO);
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index d1c6349e401..cb36a56392e 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -1761,7 +1761,7 @@ xfs_inactive(
cmn_err(CE_NOTE,
"xfs_inactive: xfs_ifree() returned an error = %d on %s",
error, mp->m_fsname);
- xfs_force_shutdown(mp, XFS_METADATA_IO_ERROR);
+ xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);
}
xfs_trans_cancel(tp, XFS_TRANS_RELEASE_LOG_RES|XFS_TRANS_ABORT);
} else {