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

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* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (44 commits)
  ext4: fix trimming starting with block 0 with small blocksize
  ext4: revert buggy trim overflow patch
  ext4: don't pass entire map to check_eofblocks_fl
  ext4: fix memory leak in ext4_free_branches
  ext4: remove ext4_mb_return_to_preallocation()
  ext4: flush the i_completed_io_list during ext4_truncate
  ext4: add error checking to calls to ext4_handle_dirty_metadata()
  ext4: fix trimming of a single group
  ext4: fix uninitialized variable in ext4_register_li_request
  ext4: dynamically allocate the jbd2_inode in ext4_inode_info as necessary
  ext4: drop i_state_flags on architectures with 64-bit longs
  ext4: reorder ext4_inode_info structure elements to remove unneeded padding
  ext4: drop ec_type from the ext4_ext_cache structure
  ext4: use ext4_lblk_t instead of sector_t for logical blocks
  ext4: replace i_delalloc_reserved_flag with EXT4_STATE_DELALLOC_RESERVED
  ext4: fix 32bit overflow in ext4_ext_find_goal()
  ext4: add more error checks to ext4_mkdir()
  ext4: ext4_ext_migrate should use NULL not 0
  ext4: Use ext4_error_file() to print the pathname to the corrupted inode
  ext4: use IS_ERR() to check for errors in ext4_error_file
  ...
This commit is contained in:
Linus Torvalds
2011-01-11 14:37:31 -08:00
parent 40c73abbb3 0f0a25bf51
commit e9688f6aca
23 changed files with 561 additions and 378 deletions
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64
fs/ext4/resize.c
View File

@@ -220,7 +220,11 @@ static int setup_new_group_blocks(struct super_block *sb,
memcpy(gdb->b_data, sbi->s_group_desc[i]->b_data, gdb->b_size);
set_buffer_uptodate(gdb);
unlock_buffer(gdb);
ext4_handle_dirty_metadata(handle, NULL, gdb);
err = ext4_handle_dirty_metadata(handle, NULL, gdb);
if (unlikely(err)) {
brelse(gdb);
goto exit_bh;
}
ext4_set_bit(bit, bh->b_data);
brelse(gdb);
}
@@ -258,7 +262,11 @@ static int setup_new_group_blocks(struct super_block *sb,
ext4_mark_bitmap_end(input->blocks_count, sb->s_blocksize * 8,
bh->b_data);
ext4_handle_dirty_metadata(handle, NULL, bh);
err = ext4_handle_dirty_metadata(handle, NULL, bh);
if (unlikely(err)) {
ext4_std_error(sb, err);
goto exit_bh;
}
brelse(bh);
/* Mark unused entries in inode bitmap used */
ext4_debug("clear inode bitmap %#04llx (+%llu)\n",
@@ -270,7 +278,9 @@ static int setup_new_group_blocks(struct super_block *sb,
ext4_mark_bitmap_end(EXT4_INODES_PER_GROUP(sb), sb->s_blocksize * 8,
bh->b_data);
ext4_handle_dirty_metadata(handle, NULL, bh);
err = ext4_handle_dirty_metadata(handle, NULL, bh);
if (unlikely(err))
ext4_std_error(sb, err);
exit_bh:
brelse(bh);
@@ -422,17 +432,21 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
goto exit_dind;
}
if ((err = ext4_journal_get_write_access(handle, EXT4_SB(sb)->s_sbh)))
err = ext4_journal_get_write_access(handle, EXT4_SB(sb)->s_sbh);
if (unlikely(err))
goto exit_dind;
if ((err = ext4_journal_get_write_access(handle, *primary)))
err = ext4_journal_get_write_access(handle, *primary);
if (unlikely(err))
goto exit_sbh;
if ((err = ext4_journal_get_write_access(handle, dind)))
goto exit_primary;
err = ext4_journal_get_write_access(handle, dind);
if (unlikely(err))
ext4_std_error(sb, err);
/* ext4_reserve_inode_write() gets a reference on the iloc */
if ((err = ext4_reserve_inode_write(handle, inode, &iloc)))
err = ext4_reserve_inode_write(handle, inode, &iloc);
if (unlikely(err))
goto exit_dindj;
n_group_desc = kmalloc((gdb_num + 1) * sizeof(struct buffer_head *),
@@ -454,12 +468,20 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
* reserved inode, and will become GDT blocks (primary and backup).
*/
data[gdb_num % EXT4_ADDR_PER_BLOCK(sb)] = 0;
ext4_handle_dirty_metadata(handle, NULL, dind);
brelse(dind);
err = ext4_handle_dirty_metadata(handle, NULL, dind);
if (unlikely(err)) {
ext4_std_error(sb, err);
goto exit_inode;
}
inode->i_blocks -= (gdbackups + 1) * sb->s_blocksize >> 9;
ext4_mark_iloc_dirty(handle, inode, &iloc);
memset((*primary)->b_data, 0, sb->s_blocksize);
ext4_handle_dirty_metadata(handle, NULL, *primary);
err = ext4_handle_dirty_metadata(handle, NULL, *primary);
if (unlikely(err)) {
ext4_std_error(sb, err);
goto exit_inode;
}
brelse(dind);
o_group_desc = EXT4_SB(sb)->s_group_desc;
memcpy(n_group_desc, o_group_desc,
@@ -470,19 +492,19 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
kfree(o_group_desc);
le16_add_cpu(&es->s_reserved_gdt_blocks, -1);
ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh);
err = ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh);
if (err)
ext4_std_error(sb, err);
return 0;
return err;
exit_inode:
/* ext4_journal_release_buffer(handle, iloc.bh); */
brelse(iloc.bh);
exit_dindj:
/* ext4_journal_release_buffer(handle, dind); */
exit_primary:
/* ext4_journal_release_buffer(handle, *primary); */
exit_sbh:
/* ext4_journal_release_buffer(handle, *primary); */
/* ext4_journal_release_buffer(handle, EXT4_SB(sb)->s_sbh); */
exit_dind:
brelse(dind);
exit_bh:
@@ -665,7 +687,9 @@ static void update_backups(struct super_block *sb,
memset(bh->b_data + size, 0, rest);
set_buffer_uptodate(bh);
unlock_buffer(bh);
ext4_handle_dirty_metadata(handle, NULL, bh);
err = ext4_handle_dirty_metadata(handle, NULL, bh);
if (unlikely(err))
ext4_std_error(sb, err);
brelse(bh);
}
if ((err2 = ext4_journal_stop(handle)) && !err)
@@ -883,7 +907,11 @@ int ext4_group_add(struct super_block *sb, struct ext4_new_group_data *input)
/* Update the global fs size fields */
sbi->s_groups_count++;
ext4_handle_dirty_metadata(handle, NULL, primary);
err = ext4_handle_dirty_metadata(handle, NULL, primary);
if (unlikely(err)) {
ext4_std_error(sb, err);
goto exit_journal;
}
/* Update the reserved block counts only once the new group is
* active. */