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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-04 11:22:55 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-04 11:22:55 -0700 |
| commit | da67db4e55b45690cd283cdbdfa92d3252191108 (patch) | |
| tree | f56fc5f922b25a9341850cbf08d91fba5b7009cc /fs/hpfs/hpfs_fn.h | |
| parent | 65b97fb7303050fc826e518cf67fc283da23314f (diff) | |
| parent | 275f495dbe34300d793466a7d96c70f83fbae1bc (diff) | |
| download | linux-da67db4e55b45690cd283cdbdfa92d3252191108.tar.gz linux-da67db4e55b45690cd283cdbdfa92d3252191108.tar.bz2 linux-da67db4e55b45690cd283cdbdfa92d3252191108.zip | |
Merge branch 'hpfs' from Mikulas Patocka
Merge hpfs patches from Mikulas Patocka.
* emailed patches from Mikulas Patocka <mpatocka@artax.karlin.mff.cuni.cz>:
hpfs: implement prefetch to improve performance
hpfs: use mpage
hpfs: better test for errors
Diffstat (limited to 'fs/hpfs/hpfs_fn.h')
| -rw-r--r-- | fs/hpfs/hpfs_fn.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/hpfs/hpfs_fn.h b/fs/hpfs/hpfs_fn.h index b7ae286646b5..1b398636e990 100644 --- a/fs/hpfs/hpfs_fn.h +++ b/fs/hpfs/hpfs_fn.h @@ -27,8 +27,9 @@ #define ALLOC_FWD_MAX 128 #define ALLOC_M 1 #define FNODE_RD_AHEAD 16 -#define ANODE_RD_AHEAD 16 -#define DNODE_RD_AHEAD 4 +#define ANODE_RD_AHEAD 0 +#define DNODE_RD_AHEAD 72 +#define COUNT_RD_AHEAD 62 #define FREE_DNODES_ADD 58 #define FREE_DNODES_DEL 29 @@ -207,6 +208,7 @@ void hpfs_remove_fnode(struct super_block *, fnode_secno fno); /* buffer.c */ +void hpfs_prefetch_sectors(struct super_block *, unsigned, int); void *hpfs_map_sector(struct super_block *, unsigned, struct buffer_head **, int); void *hpfs_get_sector(struct super_block *, unsigned, struct buffer_head **); void *hpfs_map_4sectors(struct super_block *, unsigned, struct quad_buffer_head *, int); @@ -271,6 +273,7 @@ void hpfs_evict_inode(struct inode *); __le32 *hpfs_map_dnode_bitmap(struct super_block *, struct quad_buffer_head *); __le32 *hpfs_map_bitmap(struct super_block *, unsigned, struct quad_buffer_head *, char *); +void hpfs_prefetch_bitmap(struct super_block *, unsigned); unsigned char *hpfs_load_code_page(struct super_block *, secno); __le32 *hpfs_load_bitmap_directory(struct super_block *, secno bmp); struct fnode *hpfs_map_fnode(struct super_block *s, ino_t, struct buffer_head **); |