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authorDan Williams <dan.j.williams@intel.com>2010-05-17 16:30:58 -0700
committerDan Williams <dan.j.williams@intel.com>2010-05-17 16:30:58 -0700
commit0b28330e39bbe0ffee4c56b09fc415fcec595ea3 (patch)
treefcf504879883763557e696eff81427b1ab78f76b /fs/logfs/journal.c
parent058276303dbc4ed089c1f7dad0871810b1f5ddf1 (diff)
parentcaa20d974c86af496b419eef70010e63b7fab7ac (diff)
Merge branch 'ioat' into dmaengine
Diffstat (limited to 'fs/logfs/journal.c')
-rw-r--r--fs/logfs/journal.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/logfs/journal.c b/fs/logfs/journal.c
index 6ad30a4c9052..33bd260b8309 100644
--- a/fs/logfs/journal.c
+++ b/fs/logfs/journal.c
@@ -6,6 +6,7 @@
* Copyright (c) 2005-2008 Joern Engel <joern@logfs.org>
*/
#include "logfs.h"
+#include <linux/slab.h>
static void logfs_calc_free(struct super_block *sb)
{
@@ -800,6 +801,7 @@ void do_logfs_journal_wl_pass(struct super_block *sb)
{
struct logfs_super *super = logfs_super(sb);
struct logfs_area *area = super->s_journal_area;
+ struct btree_head32 *head = &super->s_reserved_segments;
u32 segno, ec;
int i, err;
@@ -807,6 +809,7 @@ void do_logfs_journal_wl_pass(struct super_block *sb)
/* Drop old segments */
journal_for_each(i)
if (super->s_journal_seg[i]) {
+ btree_remove32(head, super->s_journal_seg[i]);
logfs_set_segment_unreserved(sb,
super->s_journal_seg[i],
super->s_journal_ec[i]);
@@ -819,8 +822,13 @@ void do_logfs_journal_wl_pass(struct super_block *sb)
super->s_journal_seg[i] = segno;
super->s_journal_ec[i] = ec;
logfs_set_segment_reserved(sb, segno);
+ err = btree_insert32(head, segno, (void *)1, GFP_KERNEL);
+ BUG_ON(err); /* mempool should prevent this */
+ err = logfs_erase_segment(sb, segno, 1);
+ BUG_ON(err); /* FIXME: remount-ro would be nicer */
}
/* Manually move journal_area */
+ freeseg(sb, area->a_segno);
area->a_segno = super->s_journal_seg[0];
area->a_is_open = 0;
area->a_used_bytes = 0;