diff options
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/ext4.h | 8 | ||||
| -rw-r--r-- | fs/ext4/extents.c | 4 | ||||
| -rw-r--r-- | fs/ext4/inode.c | 7 |
3 files changed, 7 insertions, 12 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 66946aa6212..b681d90b1e8 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -158,7 +158,6 @@ struct ext4_allocation_request { #define EXT4_MAP_MAPPED (1 << BH_Mapped) #define EXT4_MAP_UNWRITTEN (1 << BH_Unwritten) #define EXT4_MAP_BOUNDARY (1 << BH_Boundary) -#define EXT4_MAP_UNINIT (1 << BH_Uninit) /* Sometimes (in the bigalloc case, from ext4_da_get_block_prep) the caller of * ext4_map_blocks wants to know whether or not the underlying cluster has * already been accounted for. EXT4_MAP_FROM_CLUSTER conveys to the caller that @@ -169,7 +168,7 @@ struct ext4_allocation_request { #define EXT4_MAP_FROM_CLUSTER (1 << BH_AllocFromCluster) #define EXT4_MAP_FLAGS (EXT4_MAP_NEW | EXT4_MAP_MAPPED |\ EXT4_MAP_UNWRITTEN | EXT4_MAP_BOUNDARY |\ - EXT4_MAP_UNINIT | EXT4_MAP_FROM_CLUSTER) + EXT4_MAP_FROM_CLUSTER) struct ext4_map_blocks { ext4_fsblk_t m_pblk; @@ -2784,10 +2783,9 @@ extern int ext4_mmp_csum_verify(struct super_block *sb, * See EXT4_MAP_... to see where this is used. */ enum ext4_state_bits { - BH_Uninit /* blocks are allocated but uninitialized on disk */ - = BH_JBDPrivateStart, - BH_AllocFromCluster, /* allocated blocks were part of already + BH_AllocFromCluster /* allocated blocks were part of already * allocated cluster. */ + = BH_JBDPrivateStart }; /* diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 01b0c208f62..83ed52538ae 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -4033,8 +4033,6 @@ ext4_ext_handle_uninitialized_extents(handle_t *handle, struct inode *inode, else ext4_set_inode_state(inode, EXT4_STATE_DIO_UNWRITTEN); map->m_flags |= EXT4_MAP_UNWRITTEN; - if (ext4_should_dioread_nolock(inode)) - map->m_flags |= EXT4_MAP_UNINIT; goto out; } /* IO end_io complete, convert the filled extent to written */ @@ -4479,8 +4477,6 @@ got_allocated_blocks: */ if ((flags & EXT4_GET_BLOCKS_PRE_IO)) set_unwritten = 1; - if (ext4_should_dioread_nolock(inode)) - map->m_flags |= EXT4_MAP_UNINIT; } err = 0; diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index d7b7462a0e1..297465e07d4 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -2126,7 +2126,7 @@ static int mpage_map_one_extent(handle_t *handle, struct mpage_da_data *mpd) struct inode *inode = mpd->inode; struct ext4_map_blocks *map = &mpd->map; int get_blocks_flags; - int err; + int err, dioread_nolock; trace_ext4_da_write_pages_extent(inode, map); /* @@ -2148,7 +2148,8 @@ static int mpage_map_one_extent(handle_t *handle, struct mpage_da_data *mpd) */ get_blocks_flags = EXT4_GET_BLOCKS_CREATE | EXT4_GET_BLOCKS_METADATA_NOFAIL; - if (ext4_should_dioread_nolock(inode)) + dioread_nolock = ext4_should_dioread_nolock(inode); + if (dioread_nolock) get_blocks_flags |= EXT4_GET_BLOCKS_IO_CREATE_EXT; if (map->m_flags & (1 << BH_Delay)) get_blocks_flags |= EXT4_GET_BLOCKS_DELALLOC_RESERVE; @@ -2156,7 +2157,7 @@ static int mpage_map_one_extent(handle_t *handle, struct mpage_da_data *mpd) err = ext4_map_blocks(handle, inode, map, get_blocks_flags); if (err < 0) return err; - if (map->m_flags & EXT4_MAP_UNINIT) { + if (dioread_nolock && (map->m_flags & EXT4_MAP_UNWRITTEN)) { if (!mpd->io_submit.io_end->handle && ext4_handle_valid(handle)) { mpd->io_submit.io_end->handle = handle->h_rsv_handle; |