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ext4: Enhance ext4_grp_locked_error() to take block and function numbers

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Also use a macro definition so that __func__ and __LINE__ is implicit.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o
2010-06-29 12:54:28 -04:00
parent c67d859e39
commit e29136f80e
4 changed files with 45 additions and 32 deletions
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13
fs/ext4/inode.c
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@@ -1128,8 +1128,8 @@ void ext4_da_update_reserve_space(struct inode *inode,
ext4_discard_preallocations(inode);
}
static int check_block_validity(struct inode *inode, const char *func,
struct ext4_map_blocks *map)
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), map->m_pblk,
map->m_len)) {
@@ -1142,6 +1142,9 @@ static int check_block_validity(struct inode *inode, const char *func,
return 0;
}
#define check_block_validity(inode, map) \
__check_block_validity((inode), __func__, (map))
/*
* Return the number of contiguous dirty pages in a given inode
* starting at page frame idx.
@@ -1244,7 +1247,7 @@ 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, __func__, map);
int ret = check_block_validity(inode, map);
if (ret != 0)
return ret;
}
@@ -1324,9 +1327,7 @@ 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,
"ext4_map_blocks_after_alloc",
map);
int ret = check_block_validity(inode, map);
if (ret != 0)
return ret;
}