luck/tmp_suning_uos_patched
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2:
  nilfs2: fix false warning saying one of two super blocks is broken
  nilfs2: fix list corruption after ifile creation failure
This commit is contained in:
Linus Torvalds 2010-08-17 18:35:39 -07:00
commit 351f13d708
2 changed files with 5 additions and 3 deletions
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4
fs/nilfs2/super.c
View File

@ -400,9 +400,10 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno)
list_add(&sbi->s_list, &nilfs->ns_supers);
up_write(&nilfs->ns_super_sem);
err = -ENOMEM;
sbi->s_ifile = nilfs_ifile_new(sbi, nilfs->ns_inode_size);
if (!sbi->s_ifile)
return -ENOMEM;
goto delist;
down_read(&nilfs->ns_segctor_sem);
err = nilfs_cpfile_get_checkpoint(nilfs->ns_cpfile, cno, 0, &raw_cp,
@ -433,6 +434,7 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno)
nilfs_mdt_destroy(sbi->s_ifile);
sbi->s_ifile = NULL;
delist:
down_write(&nilfs->ns_super_sem);
list_del_init(&sbi->s_list);
up_write(&nilfs->ns_super_sem);

4
fs/nilfs2/the_nilfs.c
View File

@ -608,11 +608,11 @@ static int nilfs_load_super_block(struct the_nilfs *nilfs,
return -EINVAL;
}
if (swp) {
if (!valid[!swp])
printk(KERN_WARNING "NILFS warning: broken superblock. "
"using spare superblock.\n");
if (swp)
nilfs_swap_super_block(nilfs);
}
nilfs->ns_sbwcount = 0;
nilfs->ns_sbwtime = le64_to_cpu(sbp[0]->s_wtime);