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-rw-r--r--fs/gfs2/lops.c33
1 files changed, 8 insertions, 25 deletions
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 5e7e7d91fc5..ef39fb2e723 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -291,7 +291,7 @@ static void revoke_lo_before_commit(struct gfs2_sbd *sdp)
while (!list_empty(head)) {
rv = list_entry(head->next, struct gfs2_revoke, rv_le.le_list);
- list_del(&rv->rv_le.le_list);
+ list_del_init(&rv->rv_le.le_list);
sdp->sd_log_num_revoke--;
if (offset + sizeof(uint64_t) > sdp->sd_sb.sb_bsize) {
@@ -460,10 +460,12 @@ static void databuf_lo_add(struct gfs2_sbd *sdp, struct gfs2_log_element *le)
gfs2_pin(sdp, bd->bd_bh);
}
gfs2_log_lock(sdp);
- if (ip->i_di.di_flags & GFS2_DIF_JDATA)
- sdp->sd_log_num_jdata++;
- sdp->sd_log_num_databuf++;
- list_add(&le->le_list, &sdp->sd_log_le_databuf);
+ if (!list_empty(&le->le_list)) {
+ if (ip->i_di.di_flags & GFS2_DIF_JDATA)
+ sdp->sd_log_num_jdata++;
+ sdp->sd_log_num_databuf++;
+ list_add(&le->le_list, &sdp->sd_log_le_databuf);
+ }
gfs2_log_unlock(sdp);
}
@@ -503,25 +505,21 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
unsigned int total_jdata = sdp->sd_log_num_jdata;
unsigned int num, n;
__be64 *ptr = NULL;
- unsigned i;
offset += (2*sizeof(__be64) - 1);
offset &= ~(2*sizeof(__be64) - 1);
limit = (sdp->sd_sb.sb_bsize - offset)/sizeof(__be64);
- /* printk(KERN_INFO "totals: jdata=%u dbuf=%u\n", total_jdata, total_dbuf); */
/*
* Start writing ordered buffers, write journaled buffers
* into the log along with a header
*/
gfs2_log_lock(sdp);
- /* printk(KERN_INFO "locked in lops databuf_before_commit\n"); */
bd2 = bd1 = list_prepare_entry(bd1, &sdp->sd_log_le_databuf, bd_le.le_list);
while(total_dbuf) {
num = total_jdata;
if (num > limit)
num = limit;
- /* printk(KERN_INFO "total_dbuf=%u num=%u\n", total_dbuf, num); */
n = 0;
i = 0;
list_for_each_entry_safe_continue(bd1, bdt, &sdp->sd_log_le_databuf, bd_le.le_list) {
@@ -542,21 +540,12 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
gfs2_log_lock(sdp);
}
brelse(bd1->bd_bh);
- /* printk(KERN_INFO "db write %p\n", bd1); */
- if (++i > 100000) {
- printk(KERN_INFO "looping bd1=%p bdt=%p eol=%p started=%p\n", bd1, bdt, &sdp->sd_log_le_databuf, &started);
- dump_stack();
- BUG();
- }
continue;
}
- /* printk(KERN_INFO "db skip\n"); */
continue;
} else if (bd1->bd_bh) { /* A journaled buffer */
int magic;
gfs2_log_unlock(sdp);
- printk(KERN_INFO "journaled buffer %p\n", bd1->bd_bh);
- printk(KERN_INFO "%lu %u %p %p\n", bd1->bd_bh->b_blocknr, bd1->bd_bh->b_size, bd1->bd_bh->b_data, bd1->bd_bh->b_page);
if (!bh) {
bh = gfs2_log_get_buf(sdp);
ld = (struct gfs2_log_descriptor *)bh->b_data;
@@ -570,12 +559,9 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
ld->ld_data2 = cpu_to_be32(0);
memset(ld->ld_reserved, 0, sizeof(ld->ld_reserved));
}
- /* printk(KERN_INFO "check_magic\n"); */
magic = gfs2_check_magic(bd1->bd_bh);
- /* printk(KERN_INFO "write data\n"); */
*ptr++ = cpu_to_be64(bd1->bd_bh->b_blocknr);
*ptr++ = cpu_to_be64((__u64)magic);
- /* printk(KERN_INFO "mark escaped or not\n"); */
clear_buffer_escaped(bd1->bd_bh);
if (unlikely(magic != 0))
set_buffer_escaped(bd1->bd_bh);
@@ -591,7 +577,6 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
bh = NULL;
}
n = 0;
- /* printk(KERN_INFO "totals2: jdata=%u dbuf=%u\n", total_jdata, total_dbuf); */
gfs2_log_lock(sdp);
list_for_each_entry_continue(bd2, &sdp->sd_log_le_databuf, bd_le.le_list) {
if (!bd2->bd_bh)
@@ -621,14 +606,13 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
}
gfs2_log_unlock(sdp);
- /* printk(KERN_INFO "wait on ordered data buffers\n"); */
/* Wait on all ordered buffers */
while (!list_empty(&started)) {
+ gfs2_log_lock(sdp);
bd1 = list_entry(started.next, struct gfs2_bufdata, bd_le.le_list);
list_del(&bd1->bd_le.le_list);
sdp->sd_log_num_databuf--;
- gfs2_log_lock(sdp);
bh = bd1->bd_bh;
if (bh) {
set_v2bd(bh, NULL);
@@ -641,7 +625,6 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
kfree(bd1);
}
- /* printk(KERN_INFO "sd_log_num_databuf %u sd_log_num_jdata %u\n", sdp->sd_log_num_databuf, sdp->sd_log_num_jdata); */
/* We've removed all the ordered write bufs here, so only jdata left */
gfs2_assert_warn(sdp, sdp->sd_log_num_databuf == sdp->sd_log_num_jdata);
}