diff options
| author | OGAWA Hirofumi | 2006-01-08 10:02:11 +0100 |
|---|---|---|
| committer | Linus Torvalds | 2006-01-09 05:13:46 +0100 |
| commit | e5174baaea7585760f02eef23b225847d209a8db (patch) | |
| tree | 34198b0f205a91670104abc800ec560e14296db3 /include | |
| parent | [PATCH] fat: s/EXPORT_SYMBOL/EXPORT_SYMBOL_GPL/ (diff) | |
| download | kernel-qcow2-linux-e5174baaea7585760f02eef23b225847d209a8db.tar.gz kernel-qcow2-linux-e5174baaea7585760f02eef23b225847d209a8db.tar.xz kernel-qcow2-linux-e5174baaea7585760f02eef23b225847d209a8db.zip | |
[PATCH] fat: support ->direct_IO()
This patch add to support of ->direct_IO() for mostly read.
The user of this seems to want to use for streaming read. So, current direct
I/O has limitation, it can only overwrite. (For write operation, mainly we
need to handle the hole etc..)
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/msdos_fs.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/msdos_fs.h b/include/linux/msdos_fs.h index 941da5c016a0..e933e2a355ad 100644 --- a/include/linux/msdos_fs.h +++ b/include/linux/msdos_fs.h @@ -329,7 +329,8 @@ static inline void fatwchar_to16(__u8 *dst, const wchar_t *src, size_t len) extern void fat_cache_inval_inode(struct inode *inode); extern int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus); -extern int fat_bmap(struct inode *inode, sector_t sector, sector_t *phys); +extern int fat_bmap(struct inode *inode, sector_t sector, sector_t *phys, + unsigned long *mapped_blocks); /* fat/dir.c */ extern struct file_operations fat_dir_operations; |