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-rw-r--r--fs/gfs2/bmap.c2
-rw-r--r--fs/gfs2/glock.c4
-rw-r--r--fs/gfs2/glock.h2
-rw-r--r--fs/gfs2/incore.h2
-rw-r--r--fs/gfs2/lock_dlm.c11
-rw-r--r--fs/gfs2/ops_fstype.c14
-rw-r--r--fs/gfs2/ops_inode.c3
-rw-r--r--fs/gfs2/rgrp.c8
-rw-r--r--fs/gfs2/super.c1
9 files changed, 33 insertions, 14 deletions
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 6d47379e794..583e823307a 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -541,7 +541,7 @@ static int gfs2_bmap_alloc(struct inode *inode, const sector_t lblock,
*ptr++ = cpu_to_be64(bn++);
break;
}
- } while (state != ALLOC_DATA);
+ } while ((state != ALLOC_DATA) || !dblock);
ip->i_height = height;
gfs2_add_inode_blocks(&ip->i_inode, alloced);
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index f455a03a09e..f4266332593 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -769,6 +769,7 @@ int gfs2_glock_get(struct gfs2_sbd *sdp, u64 number,
if (!gl)
return -ENOMEM;
+ atomic_inc(&sdp->sd_glock_disposal);
gl->gl_flags = 0;
gl->gl_name = name;
atomic_set(&gl->gl_ref, 1);
@@ -1538,6 +1539,9 @@ void gfs2_gl_hash_clear(struct gfs2_sbd *sdp)
up_write(&gfs2_umount_flush_sem);
msleep(10);
}
+ flush_workqueue(glock_workqueue);
+ wait_event(sdp->sd_glock_wait, atomic_read(&sdp->sd_glock_disposal) == 0);
+ gfs2_dump_lockstate(sdp);
}
void gfs2_glock_finish_truncate(struct gfs2_inode *ip)
diff --git a/fs/gfs2/glock.h b/fs/gfs2/glock.h
index 13f0bd22813..c0262faf472 100644
--- a/fs/gfs2/glock.h
+++ b/fs/gfs2/glock.h
@@ -123,7 +123,7 @@ struct lm_lockops {
int (*lm_mount) (struct gfs2_sbd *sdp, const char *fsname);
void (*lm_unmount) (struct gfs2_sbd *sdp);
void (*lm_withdraw) (struct gfs2_sbd *sdp);
- void (*lm_put_lock) (struct kmem_cache *cachep, void *gl);
+ void (*lm_put_lock) (struct kmem_cache *cachep, struct gfs2_glock *gl);
unsigned int (*lm_lock) (struct gfs2_glock *gl,
unsigned int req_state, unsigned int flags);
void (*lm_cancel) (struct gfs2_glock *gl);
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 4792200978c..bc0ad158e6b 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -544,6 +544,8 @@ struct gfs2_sbd {
struct gfs2_holder sd_live_gh;
struct gfs2_glock *sd_rename_gl;
struct gfs2_glock *sd_trans_gl;
+ wait_queue_head_t sd_glock_wait;
+ atomic_t sd_glock_disposal;
/* Inode Stuff */
diff --git a/fs/gfs2/lock_dlm.c b/fs/gfs2/lock_dlm.c
index 46df988323b..0e5e0e7022e 100644
--- a/fs/gfs2/lock_dlm.c
+++ b/fs/gfs2/lock_dlm.c
@@ -21,6 +21,7 @@ static void gdlm_ast(void *arg)
{
struct gfs2_glock *gl = arg;
unsigned ret = gl->gl_state;
+ struct gfs2_sbd *sdp = gl->gl_sbd;
BUG_ON(gl->gl_lksb.sb_flags & DLM_SBF_DEMOTED);
@@ -30,6 +31,8 @@ static void gdlm_ast(void *arg)
switch (gl->gl_lksb.sb_status) {
case -DLM_EUNLOCK: /* Unlocked, so glock can be freed */
kmem_cache_free(gfs2_glock_cachep, gl);
+ if (atomic_dec_and_test(&sdp->sd_glock_disposal))
+ wake_up(&sdp->sd_glock_wait);
return;
case -DLM_ECANCEL: /* Cancel while getting lock */
ret |= LM_OUT_CANCELED;
@@ -164,14 +167,16 @@ static unsigned int gdlm_lock(struct gfs2_glock *gl,
return LM_OUT_ASYNC;
}
-static void gdlm_put_lock(struct kmem_cache *cachep, void *ptr)
+static void gdlm_put_lock(struct kmem_cache *cachep, struct gfs2_glock *gl)
{
- struct gfs2_glock *gl = ptr;
- struct lm_lockstruct *ls = &gl->gl_sbd->sd_lockstruct;
+ struct gfs2_sbd *sdp = gl->gl_sbd;
+ struct lm_lockstruct *ls = &sdp->sd_lockstruct;
int error;
if (gl->gl_lksb.sb_lkid == 0) {
kmem_cache_free(cachep, gl);
+ if (atomic_dec_and_test(&sdp->sd_glock_disposal))
+ wake_up(&sdp->sd_glock_wait);
return;
}
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index edfee24f363..a86ed638156 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -82,6 +82,8 @@ static struct gfs2_sbd *init_sbd(struct super_block *sb)
gfs2_tune_init(&sdp->sd_tune);
+ init_waitqueue_head(&sdp->sd_glock_wait);
+ atomic_set(&sdp->sd_glock_disposal, 0);
spin_lock_init(&sdp->sd_statfs_spin);
spin_lock_init(&sdp->sd_rindex_spin);
@@ -723,7 +725,7 @@ static int init_journal(struct gfs2_sbd *sdp, int undo)
goto fail;
}
- error = -EINVAL;
+ error = -EUSERS;
if (!gfs2_jindex_size(sdp)) {
fs_err(sdp, "no journals!\n");
goto fail_jindex;
@@ -983,9 +985,17 @@ static const match_table_t nolock_tokens = {
{ Opt_err, NULL },
};
+static void nolock_put_lock(struct kmem_cache *cachep, struct gfs2_glock *gl)
+{
+ struct gfs2_sbd *sdp = gl->gl_sbd;
+ kmem_cache_free(cachep, gl);
+ if (atomic_dec_and_test(&sdp->sd_glock_disposal))
+ wake_up(&sdp->sd_glock_wait);
+}
+
static const struct lm_lockops nolock_ops = {
.lm_proto_name = "lock_nolock",
- .lm_put_lock = kmem_cache_free,
+ .lm_put_lock = nolock_put_lock,
.lm_tokens = &nolock_tokens,
};
diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c
index 78f73ca1ef3..84350e1be66 100644
--- a/fs/gfs2/ops_inode.c
+++ b/fs/gfs2/ops_inode.c
@@ -1088,7 +1088,8 @@ static void *gfs2_follow_link(struct dentry *dentry, struct nameidata *nd)
error = vfs_follow_link(nd, buf);
if (buf != array)
kfree(buf);
- }
+ } else
+ path_put(&nd->path);
return ERR_PTR(error);
}
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 0608f490c29..503b842f3ba 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -591,11 +591,7 @@ static int gfs2_ri_update(struct gfs2_inode *ip)
u64 rgrp_count = ip->i_disksize;
int error;
- if (do_div(rgrp_count, sizeof(struct gfs2_rindex))) {
- gfs2_consist_inode(ip);
- return -EIO;
- }
-
+ do_div(rgrp_count, sizeof(struct gfs2_rindex));
clear_rgrpdi(sdp);
file_ra_state_init(&ra_state, inode->i_mapping);
@@ -915,7 +911,7 @@ void gfs2_rgrp_repolish_clones(struct gfs2_rgrpd *rgd)
struct gfs2_alloc *gfs2_alloc_get(struct gfs2_inode *ip)
{
BUG_ON(ip->i_alloc != NULL);
- ip->i_alloc = kzalloc(sizeof(struct gfs2_alloc), GFP_KERNEL);
+ ip->i_alloc = kzalloc(sizeof(struct gfs2_alloc), GFP_NOFS);
return ip->i_alloc;
}
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index c282ad41f3d..b9dd3da22c0 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -21,6 +21,7 @@
#include <linux/gfs2_ondisk.h>
#include <linux/crc32.h>
#include <linux/time.h>
+#include <linux/wait.h>
#include "gfs2.h"
#include "incore.h"