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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-23 08:24:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-23 08:24:09 -0700
commit34b064569eba3bec65bf98efe057b0578fe13297 (patch)
treecee99fb8035843776ec44ec5113fb586b2b6172b
parent2e77defc5da779888f3cf65e66cd3d47ae2d690f (diff)
parent26b06a6958df0f12f1a654db8598433eb89cc024 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes
* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes: GFS2: Wait properly when flushing the ail list GFS2: Wipe directory hash table metadata when deallocating a directory
-rw-r--r--fs/gfs2/bmap.c2
-rw-r--r--fs/gfs2/log.c29
-rw-r--r--fs/gfs2/rgrp.c4
3 files changed, 32 insertions, 3 deletions
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 74add2ddcc3..e65493a8ac0 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -780,6 +780,8 @@ static int do_strip(struct gfs2_inode *ip, struct buffer_head *dibh,
metadata = (height != ip->i_height - 1);
if (metadata)
revokes = (height) ? sdp->sd_inptrs : sdp->sd_diptrs;
+ else if (ip->i_depth)
+ revokes = sdp->sd_inptrs;
if (ip != GFS2_I(sdp->sd_rindex))
error = gfs2_rindex_hold(sdp, &ip->i_alloc->al_ri_gh);
diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index cec26c00b50..903115f2bb3 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -228,6 +228,27 @@ static int gfs2_ail1_empty(struct gfs2_sbd *sdp)
return ret;
}
+static void gfs2_ail1_wait(struct gfs2_sbd *sdp)
+{
+ struct gfs2_ail *ai;
+ struct gfs2_bufdata *bd;
+ struct buffer_head *bh;
+
+ spin_lock(&sdp->sd_ail_lock);
+ list_for_each_entry_reverse(ai, &sdp->sd_ail1_list, ai_list) {
+ list_for_each_entry(bd, &ai->ai_ail1_list, bd_ail_st_list) {
+ bh = bd->bd_bh;
+ if (!buffer_locked(bh))
+ continue;
+ get_bh(bh);
+ spin_unlock(&sdp->sd_ail_lock);
+ wait_on_buffer(bh);
+ brelse(bh);
+ return;
+ }
+ }
+ spin_unlock(&sdp->sd_ail_lock);
+}
/**
* gfs2_ail2_empty_one - Check whether or not a trans in the AIL has been synced
@@ -878,9 +899,9 @@ void gfs2_meta_syncfs(struct gfs2_sbd *sdp)
gfs2_log_flush(sdp, NULL);
for (;;) {
gfs2_ail1_start(sdp);
+ gfs2_ail1_wait(sdp);
if (gfs2_ail1_empty(sdp))
break;
- msleep(10);
}
}
@@ -920,12 +941,14 @@ int gfs2_logd(void *data)
if (gfs2_ail_flush_reqd(sdp)) {
gfs2_ail1_start(sdp);
- io_schedule();
+ gfs2_ail1_wait(sdp);
gfs2_ail1_empty(sdp);
gfs2_log_flush(sdp, NULL);
}
- wake_up(&sdp->sd_log_waitq);
+ if (!gfs2_ail_flush_reqd(sdp))
+ wake_up(&sdp->sd_log_waitq);
+
t = gfs2_tune_get(sdp, gt_logd_secs) * HZ;
if (freezing(current))
refrigerator();
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 7273ad3c85b..9b780df3fd5 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -1629,6 +1629,10 @@ void __gfs2_free_data(struct gfs2_inode *ip, u64 bstart, u32 blen)
gfs2_rgrp_out(rgd, rgd->rd_bits[0].bi_bh->b_data);
gfs2_trans_add_rg(rgd);
+
+ /* Directories keep their data in the metadata address space */
+ if (ip->i_depth)
+ gfs2_meta_wipe(ip, bstart, blen);
}
/**