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| author |   Miklos Szeredi <mszeredi@suse.cz> | 2015-07-01 16:26:08 +0200 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@suse.cz> | 2015-07-01 16:26:08 +0200 |
| commit | 00c570f4ba43ae73b41fa0a2269c3b0ac20386ef (patch) | |
| tree | 5dad39b5bf083a172c7ac544ae0121d7fab1eeb0 /include/uapi/linux/fuse.h | |
| parent | fuse: abort: no fc->lock needed for request ending (diff) | |
| download | linux-dev-00c570f4ba43ae73b41fa0a2269c3b0ac20386ef.tar.xz linux-dev-00c570f4ba43ae73b41fa0a2269c3b0ac20386ef.zip | |
fuse: device fd clone
Allow an open fuse device to be "cloned". Userspace can create a clone by:
newfd = open("/dev/fuse", O_RDWR)
ioctl(newfd, FUSE_DEV_IOC_CLONE, &oldfd);
At this point newfd will refer to the same fuse connection as oldfd.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Reviewed-by: Ashish Samant <ashish.samant@oracle.com>
Diffstat (limited to 'include/uapi/linux/fuse.h')
| -rw-r--r-- | include/uapi/linux/fuse.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h index 25084a052a1e..c9aca042e61d 100644 --- a/include/uapi/linux/fuse.h +++ b/include/uapi/linux/fuse.h @@ -755,4 +755,7 @@ struct fuse_notify_retrieve_in { uint64_t dummy4; }; +/* Device ioctls: */ +#define FUSE_DEV_IOC_CLONE _IOR(229, 0, uint32_t) + #endif /* _LINUX_FUSE_H */ |