diff options
| -rw-r--r-- | fs/nilfs2/ioctl.c | 33 |
1 files changed, 15 insertions, 18 deletions
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c index 6572ea4bc4d..d24057d58f1 100644 --- a/fs/nilfs2/ioctl.c +++ b/fs/nilfs2/ioctl.c @@ -297,7 +297,18 @@ static int nilfs_ioctl_move_inode_block(struct inode *inode, (unsigned long long)vdesc->vd_vblocknr); return ret; } - bh->b_private = vdesc; + if (unlikely(!list_empty(&bh->b_assoc_buffers))) { + printk(KERN_CRIT "%s: conflicting %s buffer: ino=%llu, " + "cno=%llu, offset=%llu, blocknr=%llu, vblocknr=%llu\n", + __func__, vdesc->vd_flags ? "node" : "data", + (unsigned long long)vdesc->vd_ino, + (unsigned long long)vdesc->vd_cno, + (unsigned long long)vdesc->vd_offset, + (unsigned long long)vdesc->vd_blocknr, + (unsigned long long)vdesc->vd_vblocknr); + brelse(bh); + return -EEXIST; + } list_add_tail(&bh->b_assoc_buffers, buffers); return 0; } @@ -335,24 +346,10 @@ static int nilfs_ioctl_move_blocks(struct the_nilfs *nilfs, list_for_each_entry_safe(bh, n, &buffers, b_assoc_buffers) { ret = nilfs_gccache_wait_and_mark_dirty(bh); if (unlikely(ret < 0)) { - if (ret == -EEXIST) { - vdesc = bh->b_private; - printk(KERN_CRIT - "%s: conflicting %s buffer: " - "ino=%llu, cno=%llu, offset=%llu, " - "blocknr=%llu, vblocknr=%llu\n", - __func__, - vdesc->vd_flags ? "node" : "data", - (unsigned long long)vdesc->vd_ino, - (unsigned long long)vdesc->vd_cno, - (unsigned long long)vdesc->vd_offset, - (unsigned long long)vdesc->vd_blocknr, - (unsigned long long)vdesc->vd_vblocknr); - } + WARN_ON(ret == -EEXIST); goto failed; } list_del_init(&bh->b_assoc_buffers); - bh->b_private = NULL; brelse(bh); } return nmembs; @@ -360,7 +357,6 @@ static int nilfs_ioctl_move_blocks(struct the_nilfs *nilfs, failed: list_for_each_entry_safe(bh, n, &buffers, b_assoc_buffers) { list_del_init(&bh->b_assoc_buffers); - bh->b_private = NULL; brelse(bh); } return ret; @@ -471,7 +467,6 @@ int nilfs_ioctl_prepare_clean_segments(struct the_nilfs *nilfs, return 0; failed: - nilfs_remove_all_gcinode(nilfs); printk(KERN_ERR "NILFS: GC failed during preparation: %s: err=%d\n", msg, ret); return ret; @@ -560,6 +555,8 @@ static int nilfs_ioctl_clean_segments(struct inode *inode, struct file *filp, else ret = nilfs_clean_segments(inode->i_sb, argv, kbufs); + if (ret < 0) + nilfs_remove_all_gcinode(nilfs); clear_nilfs_gc_running(nilfs); out_free: |