- Move lg_list to s_locality_dirty in ext4_lg_sync_single_group()
to flush all of dirty inodes.
- Fix ext4_mb_new_blocks() to return err value when defrag failed.
Signed-off-by: Takashi Sato <t-sato@xxxxxxxxxxxxx>
Signed-off-by: Akira Fujita <a-fujita@xxxxxxxxxxxxx>
---
diff -X Online-Defrag_linux-2.6.19-rc6-git/Documentation/dontdiff -upNr linux-2.6.19-rc6-test3/fs/ext4/lg.c Online-Defrag_linux-2.6.19-rc6-git/fs/ext4/lg.c
--- linux-2.6.19-rc6-test3/fs/ext4/lg.c 2007-06-20 16:56:16.000000000 +0900
+++ Online-Defrag_linux-2.6.19-rc6-git/fs/ext4/lg.c 2007-06-18 14:21:54.000000000 +0900
@@ -389,6 +389,10 @@ int ext4_lg_sync_single_group(struct sup
cond_resched();
spin_lock(&inode_lock);
if (wbc->nr_to_write <= 0) {
+ if (!list_empty(&lg->lg_io)) {
+ set_bit(EXT4_LG_DIRTY, &lg->lg_flags);
+ list_move(&lg->lg_list, &sbi->s_locality_dirty);
+ }
rc = EXT4_STOP_WRITEBACK;
code = 6;
break;
diff -X Online-Defrag_linux-2.6.19-rc6-git/Documentation/dontdiff -upNr linux-2.6.19-rc6-test3/fs/ext4/mballoc.c Online-Defrag_linux-2.6.19-rc6-git/fs/ext4/mballoc.c
--- linux-2.6.19-rc6-test3/fs/ext4/mballoc.c 2007-06-20 16:58:22.000000000 +0900
+++ Online-Defrag_linux-2.6.19-rc6-git/fs/ext4/mballoc.c 2007-06-18 14:21:54.000000000 +0900
@@ -3732,8 +3732,10 @@ ext4_fsblk_t ext4_mb_new_blocks(handle_t
!(EXT4_I(ar->inode)->i_state & EXT4_STATE_BLOCKS_RESERVED)) {
reserved = ar->len;
err = ext4_reserve_blocks(sb, reserved);
- if (err)
+ if (err) {
+ *errp = err;
return err;
+ }
}
if (!ext4_mb_use_preallocated(&ac)) {
-
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