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[PATCH] fuse: add request interruption

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Add synchronous request interruption.  This is needed for file locking
operations which have to be interruptible.  However filesystem may implement
interruptibility of other operations (e.g.  like NFS 'intr' mount option).

Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Miklos Szeredi
2006-06-25 05:48:54 -07:00
committed by Linus Torvalds
parent f9a2842e56
commit a4d27e75ff
6 changed files with 205 additions and 32 deletions
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3
fs/fuse/file.c
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@@ -705,6 +705,9 @@ static int fuse_setlk(struct file *file, struct file_lock *fl)
fuse_lk_fill(req, file, fl, opcode, pid);
request_send(fc, req);
err = req->out.h.error;
/* locking is restartable */
if (err == -EINTR)
err = -ERESTARTSYS;
fuse_put_request(fc, req);
return err;
}