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Diffstat (limited to 'fs/gfs2/trans.c')
-rw-r--r--fs/gfs2/trans.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/fs/gfs2/trans.c b/fs/gfs2/trans.c
index 42bfd3361979..88bff2430669 100644
--- a/fs/gfs2/trans.c
+++ b/fs/gfs2/trans.c
@@ -89,14 +89,17 @@ void gfs2_trans_end(struct gfs2_sbd *sdp)
{
struct gfs2_trans *tr = current->journal_info;
s64 nbuf;
+ int alloced = tr->tr_alloced;
+
BUG_ON(!tr);
current->journal_info = NULL;
if (!tr->tr_touched) {
gfs2_log_release(sdp, tr->tr_reserved);
- if (tr->tr_alloced)
+ if (alloced) {
kfree(tr);
- sb_end_intwrite(sdp->sd_vfs);
+ sb_end_intwrite(sdp->sd_vfs);
+ }
return;
}
@@ -109,13 +112,14 @@ void gfs2_trans_end(struct gfs2_sbd *sdp)
gfs2_print_trans(tr);
gfs2_log_commit(sdp, tr);
- if (tr->tr_alloced && !tr->tr_attached)
+ if (alloced && !tr->tr_attached)
kfree(tr);
up_read(&sdp->sd_log_flush_lock);
if (sdp->sd_vfs->s_flags & MS_SYNCHRONOUS)
gfs2_log_flush(sdp, NULL, NORMAL_FLUSH);
- sb_end_intwrite(sdp->sd_vfs);
+ if (alloced)
+ sb_end_intwrite(sdp->sd_vfs);
}
static struct gfs2_bufdata *gfs2_alloc_bufdata(struct gfs2_glock *gl,
@@ -192,6 +196,7 @@ static void meta_lo_add(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd)
{
struct gfs2_meta_header *mh;
struct gfs2_trans *tr;
+ enum gfs2_freeze_state state = atomic_read(&sdp->sd_freeze_state);
tr = current->journal_info;
tr->tr_touched = 1;
@@ -205,6 +210,10 @@ static void meta_lo_add(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd)
(unsigned long long)bd->bd_bh->b_blocknr);
BUG();
}
+ if (unlikely(state == SFS_FROZEN)) {
+ printk(KERN_INFO "GFS2:adding buf while frozen\n");
+ gfs2_assert_withdraw(sdp, 0);
+ }
gfs2_pin(sdp, bd->bd_bh);
mh->__pad0 = cpu_to_be64(0);
mh->mh_jid = cpu_to_be32(sdp->sd_jdesc->jd_jid);