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Merge branch 'dev' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

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* 'dev' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  ext4: fix up a undefined error in ext4_free_blocks in debugging code
  ext4: add blk_finish_plug in error case of writepages.
  ext4: Remove kernel_lock annotations
  ext4: ignore journalled data options on remount if fs has no journal
This commit is contained in:
Linus Torvalds 2011-11-21 12:11:37 -08:00
commit f8f5ed7c99
3 changed files with 5 additions and 4 deletions
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2
fs/ext4/balloc.c
View File

@ -565,7 +565,7 @@ ext4_fsblk_t ext4_count_free_clusters(struct super_block *sb)
brelse(bitmap_bh);
printk(KERN_DEBUG "ext4_count_free_clusters: stored = %llu"
", computed = %llu, %llu\n",
EXT4_B2C(sbi, ext4_free_blocks_count(es)),
EXT4_B2C(EXT4_SB(sb), ext4_free_blocks_count(es)),
desc_count, bitmap_count);
return bitmap_count;
#else

1
fs/ext4/inode.c
View File

@ -2270,6 +2270,7 @@ retry:
ext4_msg(inode->i_sb, KERN_CRIT, "%s: jbd2_start: "
"%ld pages, ino %lu; err %d", __func__,
wbc->nr_to_write, inode->i_ino, ret);
blk_finish_plug(&plug);
goto out_writepages;
}

6
fs/ext4/super.c
View File

@ -1683,7 +1683,9 @@ static int parse_options(char *options, struct super_block *sb,
data_opt = EXT4_MOUNT_WRITEBACK_DATA;
datacheck:
if (is_remount) {
if (test_opt(sb, DATA_FLAGS) != data_opt) {
if (!sbi->s_journal)
ext4_msg(sb, KERN_WARNING, "Remounting file system with no journal so ignoring journalled data option");
else if (test_opt(sb, DATA_FLAGS) != data_opt) {
ext4_msg(sb, KERN_ERR,
"Cannot change data mode on remount");
return 0;
@ -3099,8 +3101,6 @@ static void ext4_destroy_lazyinit_thread(void)
}
static int ext4_fill_super(struct super_block *sb, void *data, int silent)
__releases(kernel_lock)
__acquires(kernel_lock)
{
char *orig_data = kstrdup(data, GFP_KERNEL);
struct buffer_head *bh;