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-rw-r--r--fs/ext4/mballoc.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/ext4/mballoc.h b/fs/ext4/mballoc.h
index 10a2921..dd9e6cd 100644
--- a/fs/ext4/mballoc.h
+++ b/fs/ext4/mballoc.h
@@ -132,12 +132,15 @@ struct ext4_prealloc_space {
ext4_lblk_t pa_lstart; /* log. block */
unsigned short pa_len; /* len of preallocated chunk */
unsigned short pa_free; /* how many blocks are free */
- unsigned short pa_linear; /* consumed in one direction
- * strictly, for grp prealloc */
+ unsigned short pa_type; /* pa type. inode or group */
spinlock_t *pa_obj_lock;
struct inode *pa_inode; /* hack, for history only */
};
+enum {
+ MB_INODE_PA = 0,
+ MB_GROUP_PA = 1
+};
struct ext4_free_extent {
ext4_lblk_t fe_logical;
@@ -247,7 +250,6 @@ static inline void ext4_mb_store_history(struct ext4_allocation_context *ac)
#define in_range(b, first, len) ((b) >= (first) && (b) <= (first) + (len) - 1)
-struct buffer_head *read_block_bitmap(struct super_block *, ext4_group_t);
static inline ext4_fsblk_t ext4_grp_offs_to_block(struct super_block *sb,
struct ext4_free_extent *fex)
{
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