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| author | Anatol Pomozov <anatol.pomozov@gmail.com> | 2012-04-22 18:45:24 -0700 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@suse.cz> | 2012-04-25 12:25:05 +0200 |
| commit | 05ba1f0823004e947748523782e9c2f07f3bff0d (patch) | |
| tree | 3ec44b97f0725b0b9045152c31802a66aa62aec2 /include | |
| parent | e2690695ce5085677b84fbf2e38d2ed57cad39cd (diff) | |
| download | linux-05ba1f0823004e947748523782e9c2f07f3bff0d.tar.gz linux-05ba1f0823004e947748523782e9c2f07f3bff0d.tar.bz2 linux-05ba1f0823004e947748523782e9c2f07f3bff0d.zip | |
fuse: add FALLOCATE operation
fallocate filesystem operation preallocates media space for the given file.
If fallocate returns success then any subsequent write to the given range
never fails with 'not enough space' error.
Signed-off-by: Anatol Pomozov <anatol.pomozov@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/fuse.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/include/linux/fuse.h b/include/linux/fuse.h index 8f2ab8fef929..9303348965fb 100644 --- a/include/linux/fuse.h +++ b/include/linux/fuse.h @@ -54,6 +54,9 @@ * 7.18 * - add FUSE_IOCTL_DIR flag * - add FUSE_NOTIFY_DELETE + * + * 7.19 + * - add FUSE_FALLOCATE */ #ifndef _LINUX_FUSE_H @@ -85,7 +88,7 @@ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 18 +#define FUSE_KERNEL_MINOR_VERSION 19 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -278,6 +281,7 @@ enum fuse_opcode { FUSE_POLL = 40, FUSE_NOTIFY_REPLY = 41, FUSE_BATCH_FORGET = 42, + FUSE_FALLOCATE = 43, /* CUSE specific operations */ CUSE_INIT = 4096, @@ -571,6 +575,14 @@ struct fuse_notify_poll_wakeup_out { __u64 kh; }; +struct fuse_fallocate_in { + __u64 fh; + __u64 offset; + __u64 length; + __u32 mode; + __u32 padding; +}; + struct fuse_in_header { __u32 len; __u32 opcode; |