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ext4: Convert calls of ext4_error() to EXT4_ERROR_INODE()

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EXT4_ERROR_INODE() tends to provide better error information and in a
more consistent format.  Some errors were not even identifying the inode
or directory which was corrupted, which made them not very useful.

Addresses-Google-Bug: #2507977

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o
2010-05-16 21:00:00 -04:00
parent 2ed886852a
commit 24676da469
7 changed files with 86 additions and 103 deletions
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83
fs/ext4/inode.c
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@@ -348,9 +348,8 @@ static int __ext4_check_blockref(const char *function, struct inode *inode,
if (blk &&
unlikely(!ext4_data_block_valid(EXT4_SB(inode->i_sb),
blk, 1))) {
__ext4_error(inode->i_sb, function,
"invalid block reference %u "
"in inode #%lu", blk, inode->i_ino);
ext4_error_inode(function, inode,
"invalid block reference %u", blk);
return -EIO;
}
}
@@ -1129,15 +1128,15 @@ void ext4_da_update_reserve_space(struct inode *inode,
ext4_discard_preallocations(inode);
}
static int check_block_validity(struct inode *inode, const char *msg,
sector_t logical, sector_t phys, int len)
static int check_block_validity(struct inode *inode, const char *func,
struct ext4_map_blocks *map)
{
if (!ext4_data_block_valid(EXT4_SB(inode->i_sb), phys, len)) {
__ext4_error(inode->i_sb, msg,
"inode #%lu logical block %llu mapped to %llu "
"(size %d)", inode->i_ino,
(unsigned long long) logical,
(unsigned long long) phys, len);
if (!ext4_data_block_valid(EXT4_SB(inode->i_sb), map->m_pblk,
map->m_len)) {
ext4_error_inode(func, inode,
"lblock %lu mapped to illegal pblock %llu "
"(length %d)", (unsigned long) map->m_lblk,
map->m_pblk, map->m_len);
return -EIO;
}
return 0;
@@ -1245,8 +1244,7 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode,
up_read((&EXT4_I(inode)->i_data_sem));
if (retval > 0 && map->m_flags & EXT4_MAP_MAPPED) {
int ret = check_block_validity(inode, "file system corruption",
map->m_lblk, map->m_pblk, retval);
int ret = check_block_validity(inode, __func__, map);
if (ret != 0)
return ret;
}
@@ -1326,10 +1324,9 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode,
up_write((&EXT4_I(inode)->i_data_sem));
if (retval > 0 && map->m_flags & EXT4_MAP_MAPPED) {
int ret = check_block_validity(inode, "file system "
"corruption after allocation",
map->m_lblk, map->m_pblk,
retval);
int ret = check_block_validity(inode,
"ext4_map_blocks_after_alloc",
map);
if (ret != 0)
return ret;
}
@@ -4327,10 +4324,9 @@ static int ext4_clear_blocks(handle_t *handle, struct inode *inode,
if (!ext4_data_block_valid(EXT4_SB(inode->i_sb), block_to_free,
count)) {
ext4_error(inode->i_sb, "inode #%lu: "
"attempt to clear blocks %llu len %lu, invalid",
inode->i_ino, (unsigned long long) block_to_free,
count);
EXT4_ERROR_INODE(inode, "attempt to clear invalid "
"blocks %llu len %lu",
(unsigned long long) block_to_free, count);
return 1;
}
@@ -4435,11 +4431,10 @@ static void ext4_free_data(handle_t *handle, struct inode *inode,
if ((EXT4_JOURNAL(inode) == NULL) || bh2jh(this_bh))
ext4_handle_dirty_metadata(handle, inode, this_bh);
else
ext4_error(inode->i_sb,
"circular indirect block detected, "
"inode=%lu, block=%llu",
inode->i_ino,
(unsigned long long) this_bh->b_blocknr);
EXT4_ERROR_INODE(inode,
"circular indirect block detected at "
"block %llu",
(unsigned long long) this_bh->b_blocknr);
}
}
@@ -4477,11 +4472,10 @@ static void ext4_free_branches(handle_t *handle, struct inode *inode,
if (!ext4_data_block_valid(EXT4_SB(inode->i_sb),
nr, 1)) {
ext4_error(inode->i_sb,
"indirect mapped block in inode "
"#%lu invalid (level %d, blk #%lu)",
inode->i_ino, depth,
(unsigned long) nr);
EXT4_ERROR_INODE(inode,
"invalid indirect mapped "
"block %lu (level %d)",
(unsigned long) nr, depth);
break;
}
@@ -4493,9 +4487,9 @@ static void ext4_free_branches(handle_t *handle, struct inode *inode,
* (should be rare).
*/
if (!bh) {
ext4_error(inode->i_sb,
"Read failure, inode=%lu, block=%llu",
inode->i_ino, nr);
EXT4_ERROR_INODE(inode,
"Read failure block=%llu",
(unsigned long long) nr);
continue;
}
@@ -4810,8 +4804,8 @@ static int __ext4_get_inode_loc(struct inode *inode,
bh = sb_getblk(sb, block);
if (!bh) {
ext4_error(sb, "unable to read inode block - "
"inode=%lu, block=%llu", inode->i_ino, block);
EXT4_ERROR_INODE(inode, "unable to read inode block - "
"block %llu", block);
return -EIO;
}
if (!buffer_uptodate(bh)) {
@@ -4909,8 +4903,8 @@ make_io:
submit_bh(READ_META, bh);
wait_on_buffer(bh);
if (!buffer_uptodate(bh)) {
ext4_error(sb, "unable to read inode block - inode=%lu,"
" block=%llu", inode->i_ino, block);
EXT4_ERROR_INODE(inode, "unable to read inode "
"block %llu", block);
brelse(bh);
return -EIO;
}
@@ -5121,8 +5115,8 @@ struct inode *ext4_iget(struct super_block *sb, unsigned long ino)
ret = 0;
if (ei->i_file_acl &&
!ext4_data_block_valid(EXT4_SB(sb), ei->i_file_acl, 1)) {
ext4_error(sb, "bad extended attribute block %llu inode #%lu",
ei->i_file_acl, inode->i_ino);
EXT4_ERROR_INODE(inode, "bad extended attribute block %llu",
ei->i_file_acl);
ret = -EIO;
goto bad_inode;
} else if (ei->i_flags & EXT4_EXTENTS_FL) {
@@ -5167,8 +5161,7 @@ struct inode *ext4_iget(struct super_block *sb, unsigned long ino)
new_decode_dev(le32_to_cpu(raw_inode->i_block[1])));
} else {
ret = -EIO;
ext4_error(inode->i_sb, "bogus i_mode (%o) for inode=%lu",
inode->i_mode, inode->i_ino);
EXT4_ERROR_INODE(inode, "bogus i_mode (%o)", inode->i_mode);
goto bad_inode;
}
brelse(iloc.bh);
@@ -5406,9 +5399,9 @@ int ext4_write_inode(struct inode *inode, struct writeback_control *wbc)
if (wbc->sync_mode == WB_SYNC_ALL)
sync_dirty_buffer(iloc.bh);
if (buffer_req(iloc.bh) && !buffer_uptodate(iloc.bh)) {
ext4_error(inode->i_sb, "IO error syncing inode, "
"inode=%lu, block=%llu", inode->i_ino,
(unsigned long long)iloc.bh->b_blocknr);
EXT4_ERROR_INODE(inode,
"IO error syncing inode (block=%llu)",
(unsigned long long) iloc.bh->b_blocknr);
err = -EIO;
}
brelse(iloc.bh);