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fuse: add atomic open+truncate support

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This patch allows fuse filesystems to implement open(..., O_TRUNC) as a single
request, instead of separate truncate and open requests.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Miklos Szeredi 2007-10-18 03:07:02 -07:00 • committed by Linus Torvalds
parent 17637cbaba
commit 6ff958edbf
5 changed files with 14 additions and 2 deletions
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1
include/linux/fuse.h
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@ -101,6 +101,7 @@ struct fuse_file_lock {
#define FUSE_ASYNC_READ (1 << 0)
#define FUSE_POSIX_LOCKS (1 << 1)
#define FUSE_FILE_OPS (1 << 2)
#define FUSE_ATOMIC_O_TRUNC (1 << 3)
/**
* Release flags