forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
570 lines
16 KiB
570 lines
16 KiB
// SPDX-License-Identifier: GPL-2.0-only |
|
/* |
|
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. |
|
* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
|
*/ |
|
|
|
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
|
|
|
#include <linux/spinlock.h> |
|
#include <linux/completion.h> |
|
#include <linux/buffer_head.h> |
|
#include <linux/crc32.h> |
|
#include <linux/gfs2_ondisk.h> |
|
#include <linux/delay.h> |
|
#include <linux/uaccess.h> |
|
|
|
#include "gfs2.h" |
|
#include "incore.h" |
|
#include "glock.h" |
|
#include "glops.h" |
|
#include "log.h" |
|
#include "lops.h" |
|
#include "recovery.h" |
|
#include "rgrp.h" |
|
#include "super.h" |
|
#include "util.h" |
|
|
|
struct kmem_cache *gfs2_glock_cachep __read_mostly; |
|
struct kmem_cache *gfs2_glock_aspace_cachep __read_mostly; |
|
struct kmem_cache *gfs2_inode_cachep __read_mostly; |
|
struct kmem_cache *gfs2_bufdata_cachep __read_mostly; |
|
struct kmem_cache *gfs2_rgrpd_cachep __read_mostly; |
|
struct kmem_cache *gfs2_quotad_cachep __read_mostly; |
|
struct kmem_cache *gfs2_qadata_cachep __read_mostly; |
|
struct kmem_cache *gfs2_trans_cachep __read_mostly; |
|
mempool_t *gfs2_page_pool __read_mostly; |
|
|
|
void gfs2_assert_i(struct gfs2_sbd *sdp) |
|
{ |
|
fs_emerg(sdp, "fatal assertion failed\n"); |
|
} |
|
|
|
/** |
|
* check_journal_clean - Make sure a journal is clean for a spectator mount |
|
* @sdp: The GFS2 superblock |
|
* @jd: The journal descriptor |
|
* @verbose: Show more prints in the log |
|
* |
|
* Returns: 0 if the journal is clean or locked, else an error |
|
*/ |
|
int check_journal_clean(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd, |
|
bool verbose) |
|
{ |
|
int error; |
|
struct gfs2_holder j_gh; |
|
struct gfs2_log_header_host head; |
|
struct gfs2_inode *ip; |
|
|
|
ip = GFS2_I(jd->jd_inode); |
|
error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_NOEXP | |
|
GL_EXACT | GL_NOCACHE, &j_gh); |
|
if (error) { |
|
if (verbose) |
|
fs_err(sdp, "Error %d locking journal for spectator " |
|
"mount.\n", error); |
|
return -EPERM; |
|
} |
|
error = gfs2_jdesc_check(jd); |
|
if (error) { |
|
if (verbose) |
|
fs_err(sdp, "Error checking journal for spectator " |
|
"mount.\n"); |
|
goto out_unlock; |
|
} |
|
error = gfs2_find_jhead(jd, &head, false); |
|
if (error) { |
|
if (verbose) |
|
fs_err(sdp, "Error parsing journal for spectator " |
|
"mount.\n"); |
|
goto out_unlock; |
|
} |
|
if (!(head.lh_flags & GFS2_LOG_HEAD_UNMOUNT)) { |
|
error = -EPERM; |
|
if (verbose) |
|
fs_err(sdp, "jid=%u: Journal is dirty, so the first " |
|
"mounter must not be a spectator.\n", |
|
jd->jd_jid); |
|
} |
|
|
|
out_unlock: |
|
gfs2_glock_dq_uninit(&j_gh); |
|
return error; |
|
} |
|
|
|
/** |
|
* gfs2_freeze_lock - hold the freeze glock |
|
* @sdp: the superblock |
|
* @freeze_gh: pointer to the requested holder |
|
* @caller_flags: any additional flags needed by the caller |
|
*/ |
|
int gfs2_freeze_lock(struct gfs2_sbd *sdp, struct gfs2_holder *freeze_gh, |
|
int caller_flags) |
|
{ |
|
int flags = LM_FLAG_NOEXP | GL_EXACT | caller_flags; |
|
int error; |
|
|
|
error = gfs2_glock_nq_init(sdp->sd_freeze_gl, LM_ST_SHARED, flags, |
|
freeze_gh); |
|
if (error && error != GLR_TRYFAILED) |
|
fs_err(sdp, "can't lock the freeze lock: %d\n", error); |
|
return error; |
|
} |
|
|
|
void gfs2_freeze_unlock(struct gfs2_holder *freeze_gh) |
|
{ |
|
if (gfs2_holder_initialized(freeze_gh)) |
|
gfs2_glock_dq_uninit(freeze_gh); |
|
} |
|
|
|
static void signal_our_withdraw(struct gfs2_sbd *sdp) |
|
{ |
|
struct gfs2_glock *live_gl = sdp->sd_live_gh.gh_gl; |
|
struct inode *inode; |
|
struct gfs2_inode *ip; |
|
struct gfs2_glock *i_gl; |
|
u64 no_formal_ino; |
|
int log_write_allowed = test_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags); |
|
int ret = 0; |
|
int tries; |
|
|
|
if (test_bit(SDF_NORECOVERY, &sdp->sd_flags) || !sdp->sd_jdesc) |
|
return; |
|
|
|
gfs2_ail_drain(sdp); /* frees all transactions */ |
|
inode = sdp->sd_jdesc->jd_inode; |
|
ip = GFS2_I(inode); |
|
i_gl = ip->i_gl; |
|
no_formal_ino = ip->i_no_formal_ino; |
|
|
|
/* Prevent any glock dq until withdraw recovery is complete */ |
|
set_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags); |
|
/* |
|
* Don't tell dlm we're bailing until we have no more buffers in the |
|
* wind. If journal had an IO error, the log code should just purge |
|
* the outstanding buffers rather than submitting new IO. Making the |
|
* file system read-only will flush the journal, etc. |
|
* |
|
* During a normal unmount, gfs2_make_fs_ro calls gfs2_log_shutdown |
|
* which clears SDF_JOURNAL_LIVE. In a withdraw, we must not write |
|
* any UNMOUNT log header, so we can't call gfs2_log_shutdown, and |
|
* therefore we need to clear SDF_JOURNAL_LIVE manually. |
|
*/ |
|
clear_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags); |
|
if (!sb_rdonly(sdp->sd_vfs)) { |
|
struct gfs2_holder freeze_gh; |
|
|
|
gfs2_holder_mark_uninitialized(&freeze_gh); |
|
if (sdp->sd_freeze_gl && |
|
!gfs2_glock_is_locked_by_me(sdp->sd_freeze_gl)) { |
|
ret = gfs2_freeze_lock(sdp, &freeze_gh, |
|
log_write_allowed ? 0 : LM_FLAG_TRY); |
|
if (ret == GLR_TRYFAILED) |
|
ret = 0; |
|
} |
|
if (!ret) |
|
gfs2_make_fs_ro(sdp); |
|
/* |
|
* Dequeue any pending non-system glock holders that can no |
|
* longer be granted because the file system is withdrawn. |
|
*/ |
|
gfs2_gl_dq_holders(sdp); |
|
gfs2_freeze_unlock(&freeze_gh); |
|
} |
|
|
|
if (sdp->sd_lockstruct.ls_ops->lm_lock == NULL) { /* lock_nolock */ |
|
if (!ret) |
|
ret = -EIO; |
|
clear_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags); |
|
goto skip_recovery; |
|
} |
|
/* |
|
* Drop the glock for our journal so another node can recover it. |
|
*/ |
|
if (gfs2_holder_initialized(&sdp->sd_journal_gh)) { |
|
gfs2_glock_dq_wait(&sdp->sd_journal_gh); |
|
gfs2_holder_uninit(&sdp->sd_journal_gh); |
|
} |
|
sdp->sd_jinode_gh.gh_flags |= GL_NOCACHE; |
|
gfs2_glock_dq(&sdp->sd_jinode_gh); |
|
if (test_bit(SDF_FS_FROZEN, &sdp->sd_flags)) { |
|
/* Make sure gfs2_unfreeze works if partially-frozen */ |
|
flush_work(&sdp->sd_freeze_work); |
|
atomic_set(&sdp->sd_freeze_state, SFS_FROZEN); |
|
thaw_super(sdp->sd_vfs); |
|
} else { |
|
wait_on_bit(&i_gl->gl_flags, GLF_DEMOTE, |
|
TASK_UNINTERRUPTIBLE); |
|
} |
|
|
|
/* |
|
* holder_uninit to force glock_put, to force dlm to let go |
|
*/ |
|
gfs2_holder_uninit(&sdp->sd_jinode_gh); |
|
|
|
/* |
|
* Note: We need to be careful here: |
|
* Our iput of jd_inode will evict it. The evict will dequeue its |
|
* glock, but the glock dq will wait for the withdraw unless we have |
|
* exception code in glock_dq. |
|
*/ |
|
iput(inode); |
|
sdp->sd_jdesc->jd_inode = NULL; |
|
/* |
|
* Wait until the journal inode's glock is freed. This allows try locks |
|
* on other nodes to be successful, otherwise we remain the owner of |
|
* the glock as far as dlm is concerned. |
|
*/ |
|
if (i_gl->gl_ops->go_free) { |
|
set_bit(GLF_FREEING, &i_gl->gl_flags); |
|
wait_on_bit(&i_gl->gl_flags, GLF_FREEING, TASK_UNINTERRUPTIBLE); |
|
} |
|
|
|
/* |
|
* Dequeue the "live" glock, but keep a reference so it's never freed. |
|
*/ |
|
gfs2_glock_hold(live_gl); |
|
gfs2_glock_dq_wait(&sdp->sd_live_gh); |
|
/* |
|
* We enqueue the "live" glock in EX so that all other nodes |
|
* get a demote request and act on it. We don't really want the |
|
* lock in EX, so we send a "try" lock with 1CB to produce a callback. |
|
*/ |
|
fs_warn(sdp, "Requesting recovery of jid %d.\n", |
|
sdp->sd_lockstruct.ls_jid); |
|
gfs2_holder_reinit(LM_ST_EXCLUSIVE, |
|
LM_FLAG_TRY_1CB | LM_FLAG_NOEXP | GL_NOPID, |
|
&sdp->sd_live_gh); |
|
msleep(GL_GLOCK_MAX_HOLD); |
|
/* |
|
* This will likely fail in a cluster, but succeed standalone: |
|
*/ |
|
ret = gfs2_glock_nq(&sdp->sd_live_gh); |
|
|
|
/* |
|
* If we actually got the "live" lock in EX mode, there are no other |
|
* nodes available to replay our journal. So we try to replay it |
|
* ourselves. We hold the "live" glock to prevent other mounters |
|
* during recovery, then just dequeue it and reacquire it in our |
|
* normal SH mode. Just in case the problem that caused us to |
|
* withdraw prevents us from recovering our journal (e.g. io errors |
|
* and such) we still check if the journal is clean before proceeding |
|
* but we may wait forever until another mounter does the recovery. |
|
*/ |
|
if (ret == 0) { |
|
fs_warn(sdp, "No other mounters found. Trying to recover our " |
|
"own journal jid %d.\n", sdp->sd_lockstruct.ls_jid); |
|
if (gfs2_recover_journal(sdp->sd_jdesc, 1)) |
|
fs_warn(sdp, "Unable to recover our journal jid %d.\n", |
|
sdp->sd_lockstruct.ls_jid); |
|
gfs2_glock_dq_wait(&sdp->sd_live_gh); |
|
gfs2_holder_reinit(LM_ST_SHARED, |
|
LM_FLAG_NOEXP | GL_EXACT | GL_NOPID, |
|
&sdp->sd_live_gh); |
|
gfs2_glock_nq(&sdp->sd_live_gh); |
|
} |
|
|
|
gfs2_glock_queue_put(live_gl); /* drop extra reference we acquired */ |
|
clear_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags); |
|
|
|
/* |
|
* At this point our journal is evicted, so we need to get a new inode |
|
* for it. Once done, we need to call gfs2_find_jhead which |
|
* calls gfs2_map_journal_extents to map it for us again. |
|
* |
|
* Note that we don't really want it to look up a FREE block. The |
|
* GFS2_BLKST_FREE simply overrides a block check in gfs2_inode_lookup |
|
* which would otherwise fail because it requires grabbing an rgrp |
|
* glock, which would fail with -EIO because we're withdrawing. |
|
*/ |
|
inode = gfs2_inode_lookup(sdp->sd_vfs, DT_UNKNOWN, |
|
sdp->sd_jdesc->jd_no_addr, no_formal_ino, |
|
GFS2_BLKST_FREE); |
|
if (IS_ERR(inode)) { |
|
fs_warn(sdp, "Reprocessing of jid %d failed with %ld.\n", |
|
sdp->sd_lockstruct.ls_jid, PTR_ERR(inode)); |
|
goto skip_recovery; |
|
} |
|
sdp->sd_jdesc->jd_inode = inode; |
|
d_mark_dontcache(inode); |
|
|
|
/* |
|
* Now wait until recovery is complete. |
|
*/ |
|
for (tries = 0; tries < 10; tries++) { |
|
ret = check_journal_clean(sdp, sdp->sd_jdesc, false); |
|
if (!ret) |
|
break; |
|
msleep(HZ); |
|
fs_warn(sdp, "Waiting for journal recovery jid %d.\n", |
|
sdp->sd_lockstruct.ls_jid); |
|
} |
|
skip_recovery: |
|
if (!ret) |
|
fs_warn(sdp, "Journal recovery complete for jid %d.\n", |
|
sdp->sd_lockstruct.ls_jid); |
|
else |
|
fs_warn(sdp, "Journal recovery skipped for jid %d until next " |
|
"mount.\n", sdp->sd_lockstruct.ls_jid); |
|
fs_warn(sdp, "Glock dequeues delayed: %lu\n", sdp->sd_glock_dqs_held); |
|
sdp->sd_glock_dqs_held = 0; |
|
wake_up_bit(&sdp->sd_flags, SDF_WITHDRAW_RECOVERY); |
|
} |
|
|
|
void gfs2_lm(struct gfs2_sbd *sdp, const char *fmt, ...) |
|
{ |
|
struct va_format vaf; |
|
va_list args; |
|
|
|
if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW && |
|
test_bit(SDF_WITHDRAWN, &sdp->sd_flags)) |
|
return; |
|
|
|
va_start(args, fmt); |
|
vaf.fmt = fmt; |
|
vaf.va = &args; |
|
fs_err(sdp, "%pV", &vaf); |
|
va_end(args); |
|
} |
|
|
|
int gfs2_withdraw(struct gfs2_sbd *sdp) |
|
{ |
|
struct lm_lockstruct *ls = &sdp->sd_lockstruct; |
|
const struct lm_lockops *lm = ls->ls_ops; |
|
|
|
if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW && |
|
test_and_set_bit(SDF_WITHDRAWN, &sdp->sd_flags)) { |
|
if (!test_bit(SDF_WITHDRAW_IN_PROG, &sdp->sd_flags)) |
|
return -1; |
|
|
|
wait_on_bit(&sdp->sd_flags, SDF_WITHDRAW_IN_PROG, |
|
TASK_UNINTERRUPTIBLE); |
|
return -1; |
|
} |
|
|
|
set_bit(SDF_WITHDRAW_IN_PROG, &sdp->sd_flags); |
|
|
|
if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW) { |
|
fs_err(sdp, "about to withdraw this file system\n"); |
|
BUG_ON(sdp->sd_args.ar_debug); |
|
|
|
signal_our_withdraw(sdp); |
|
|
|
kobject_uevent(&sdp->sd_kobj, KOBJ_OFFLINE); |
|
|
|
if (!strcmp(sdp->sd_lockstruct.ls_ops->lm_proto_name, "lock_dlm")) |
|
wait_for_completion(&sdp->sd_wdack); |
|
|
|
if (lm->lm_unmount) { |
|
fs_err(sdp, "telling LM to unmount\n"); |
|
lm->lm_unmount(sdp); |
|
} |
|
set_bit(SDF_SKIP_DLM_UNLOCK, &sdp->sd_flags); |
|
fs_err(sdp, "File system withdrawn\n"); |
|
dump_stack(); |
|
clear_bit(SDF_WITHDRAW_IN_PROG, &sdp->sd_flags); |
|
smp_mb__after_atomic(); |
|
wake_up_bit(&sdp->sd_flags, SDF_WITHDRAW_IN_PROG); |
|
} |
|
|
|
if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC) |
|
panic("GFS2: fsid=%s: panic requested\n", sdp->sd_fsname); |
|
|
|
return -1; |
|
} |
|
|
|
/* |
|
* gfs2_assert_withdraw_i - Cause the machine to withdraw if @assertion is false |
|
*/ |
|
|
|
void gfs2_assert_withdraw_i(struct gfs2_sbd *sdp, char *assertion, |
|
const char *function, char *file, unsigned int line, |
|
bool delayed) |
|
{ |
|
if (gfs2_withdrawn(sdp)) |
|
return; |
|
|
|
fs_err(sdp, |
|
"fatal: assertion \"%s\" failed\n" |
|
" function = %s, file = %s, line = %u\n", |
|
assertion, function, file, line); |
|
|
|
/* |
|
* If errors=panic was specified on mount, it won't help to delay the |
|
* withdraw. |
|
*/ |
|
if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC) |
|
delayed = false; |
|
|
|
if (delayed) |
|
gfs2_withdraw_delayed(sdp); |
|
else |
|
gfs2_withdraw(sdp); |
|
dump_stack(); |
|
} |
|
|
|
/* |
|
* gfs2_assert_warn_i - Print a message to the console if @assertion is false |
|
*/ |
|
|
|
void gfs2_assert_warn_i(struct gfs2_sbd *sdp, char *assertion, |
|
const char *function, char *file, unsigned int line) |
|
{ |
|
if (time_before(jiffies, |
|
sdp->sd_last_warning + |
|
gfs2_tune_get(sdp, gt_complain_secs) * HZ)) |
|
return; |
|
|
|
if (sdp->sd_args.ar_errors == GFS2_ERRORS_WITHDRAW) |
|
fs_warn(sdp, "warning: assertion \"%s\" failed at function = %s, file = %s, line = %u\n", |
|
assertion, function, file, line); |
|
|
|
if (sdp->sd_args.ar_debug) |
|
BUG(); |
|
else |
|
dump_stack(); |
|
|
|
if (sdp->sd_args.ar_errors == GFS2_ERRORS_PANIC) |
|
panic("GFS2: fsid=%s: warning: assertion \"%s\" failed\n" |
|
"GFS2: fsid=%s: function = %s, file = %s, line = %u\n", |
|
sdp->sd_fsname, assertion, |
|
sdp->sd_fsname, function, file, line); |
|
|
|
sdp->sd_last_warning = jiffies; |
|
} |
|
|
|
/* |
|
* gfs2_consist_i - Flag a filesystem consistency error and withdraw |
|
*/ |
|
|
|
void gfs2_consist_i(struct gfs2_sbd *sdp, const char *function, |
|
char *file, unsigned int line) |
|
{ |
|
gfs2_lm(sdp, |
|
"fatal: filesystem consistency error - function = %s, file = %s, line = %u\n", |
|
function, file, line); |
|
gfs2_withdraw(sdp); |
|
} |
|
|
|
/* |
|
* gfs2_consist_inode_i - Flag an inode consistency error and withdraw |
|
*/ |
|
|
|
void gfs2_consist_inode_i(struct gfs2_inode *ip, |
|
const char *function, char *file, unsigned int line) |
|
{ |
|
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); |
|
|
|
gfs2_lm(sdp, |
|
"fatal: filesystem consistency error\n" |
|
" inode = %llu %llu\n" |
|
" function = %s, file = %s, line = %u\n", |
|
(unsigned long long)ip->i_no_formal_ino, |
|
(unsigned long long)ip->i_no_addr, |
|
function, file, line); |
|
gfs2_dump_glock(NULL, ip->i_gl, 1); |
|
gfs2_withdraw(sdp); |
|
} |
|
|
|
/* |
|
* gfs2_consist_rgrpd_i - Flag a RG consistency error and withdraw |
|
*/ |
|
|
|
void gfs2_consist_rgrpd_i(struct gfs2_rgrpd *rgd, |
|
const char *function, char *file, unsigned int line) |
|
{ |
|
struct gfs2_sbd *sdp = rgd->rd_sbd; |
|
char fs_id_buf[sizeof(sdp->sd_fsname) + 7]; |
|
|
|
sprintf(fs_id_buf, "fsid=%s: ", sdp->sd_fsname); |
|
gfs2_rgrp_dump(NULL, rgd, fs_id_buf); |
|
gfs2_lm(sdp, |
|
"fatal: filesystem consistency error\n" |
|
" RG = %llu\n" |
|
" function = %s, file = %s, line = %u\n", |
|
(unsigned long long)rgd->rd_addr, |
|
function, file, line); |
|
gfs2_dump_glock(NULL, rgd->rd_gl, 1); |
|
gfs2_withdraw(sdp); |
|
} |
|
|
|
/* |
|
* gfs2_meta_check_ii - Flag a magic number consistency error and withdraw |
|
* Returns: -1 if this call withdrew the machine, |
|
* -2 if it was already withdrawn |
|
*/ |
|
|
|
int gfs2_meta_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh, |
|
const char *type, const char *function, char *file, |
|
unsigned int line) |
|
{ |
|
int me; |
|
|
|
gfs2_lm(sdp, |
|
"fatal: invalid metadata block\n" |
|
" bh = %llu (%s)\n" |
|
" function = %s, file = %s, line = %u\n", |
|
(unsigned long long)bh->b_blocknr, type, |
|
function, file, line); |
|
me = gfs2_withdraw(sdp); |
|
return (me) ? -1 : -2; |
|
} |
|
|
|
/* |
|
* gfs2_metatype_check_ii - Flag a metadata type consistency error and withdraw |
|
* Returns: -1 if this call withdrew the machine, |
|
* -2 if it was already withdrawn |
|
*/ |
|
|
|
int gfs2_metatype_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh, |
|
u16 type, u16 t, const char *function, |
|
char *file, unsigned int line) |
|
{ |
|
int me; |
|
|
|
gfs2_lm(sdp, |
|
"fatal: invalid metadata block\n" |
|
" bh = %llu (type: exp=%u, found=%u)\n" |
|
" function = %s, file = %s, line = %u\n", |
|
(unsigned long long)bh->b_blocknr, type, t, |
|
function, file, line); |
|
me = gfs2_withdraw(sdp); |
|
return (me) ? -1 : -2; |
|
} |
|
|
|
/* |
|
* gfs2_io_error_i - Flag an I/O error and withdraw |
|
* Returns: -1 if this call withdrew the machine, |
|
* 0 if it was already withdrawn |
|
*/ |
|
|
|
int gfs2_io_error_i(struct gfs2_sbd *sdp, const char *function, char *file, |
|
unsigned int line) |
|
{ |
|
gfs2_lm(sdp, |
|
"fatal: I/O error\n" |
|
" function = %s, file = %s, line = %u\n", |
|
function, file, line); |
|
return gfs2_withdraw(sdp); |
|
} |
|
|
|
/* |
|
* gfs2_io_error_bh_i - Flag a buffer I/O error |
|
* @withdraw: withdraw the filesystem |
|
*/ |
|
|
|
void gfs2_io_error_bh_i(struct gfs2_sbd *sdp, struct buffer_head *bh, |
|
const char *function, char *file, unsigned int line, |
|
bool withdraw) |
|
{ |
|
if (gfs2_withdrawn(sdp)) |
|
return; |
|
|
|
fs_err(sdp, "fatal: I/O error\n" |
|
" block = %llu\n" |
|
" function = %s, file = %s, line = %u\n", |
|
(unsigned long long)bh->b_blocknr, function, file, line); |
|
if (withdraw) |
|
gfs2_withdraw(sdp); |
|
} |
|
|
|
|