diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-06 17:01:20 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-06 17:01:20 -0800 |
commit | 5fec8bdbf9a1c4df4ad3f20e52aa2d8caed490c8 (patch) | |
tree | e8c1b1a9f3ea6b6a0edb972f082d0d7338c98af4 /include/linux/fuse.h | |
parent | 59e3af21e94bd56f6a31ba774786a2bfc753581b (diff) | |
parent | 5d9ec854bfb6f1e122b1d96b344164a71eac5be8 (diff) |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse:
fuse: clean up annotations of fc->lock
fuse: fix sparse warning in ioctl
fuse: update interface version
fuse: add fuse_conn->release()
fuse: separate out fuse_conn_init() from new_conn()
fuse: add fuse_ prefix to several functions
fuse: implement poll support
fuse: implement unsolicited notification
fuse: add file kernel handle
fuse: implement ioctl support
fuse: don't let fuse_req->end() put the base reference
fuse: move FUSE_MINOR to miscdevice.h
fuse: style fixes
Diffstat (limited to 'include/linux/fuse.h')
-rw-r--r-- | include/linux/fuse.h | 79 |
1 files changed, 69 insertions, 10 deletions
diff --git a/include/linux/fuse.h b/include/linux/fuse.h index 350fe9767bb..162e5defe68 100644 --- a/include/linux/fuse.h +++ b/include/linux/fuse.h @@ -1,6 +1,6 @@ /* FUSE: Filesystem in Userspace - Copyright (C) 2001-2006 Miklos Szeredi <miklos@szeredi.hu> + Copyright (C) 2001-2008 Miklos Szeredi <miklos@szeredi.hu> This program can be distributed under the terms of the GNU GPL. See the file COPYING. @@ -20,29 +20,27 @@ * * 7.10 * - add nonseekable open flag + * + * 7.11 + * - add IOCTL message + * - add unsolicited notification support + * - add POLL message and NOTIFY_POLL notification */ #ifndef _LINUX_FUSE_H #define _LINUX_FUSE_H -#include <asm/types.h> -#include <linux/major.h> +#include <linux/types.h> /** Version number of this interface */ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 10 +#define FUSE_KERNEL_MINOR_VERSION 11 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 -/** The major number of the fuse character device */ -#define FUSE_MAJOR MISC_MAJOR - -/** The minor number of the fuse character device */ -#define FUSE_MINOR 229 - /* Make sure all structures are padded to 64bit boundary, so 32bit userspace works under 64bit kernels */ @@ -151,6 +149,28 @@ struct fuse_file_lock { */ #define FUSE_READ_LOCKOWNER (1 << 1) +/** + * Ioctl flags + * + * FUSE_IOCTL_COMPAT: 32bit compat ioctl on 64bit machine + * FUSE_IOCTL_UNRESTRICTED: not restricted to well-formed ioctls, retry allowed + * FUSE_IOCTL_RETRY: retry with new iovecs + * + * FUSE_IOCTL_MAX_IOV: maximum of in_iovecs + out_iovecs + */ +#define FUSE_IOCTL_COMPAT (1 << 0) +#define FUSE_IOCTL_UNRESTRICTED (1 << 1) +#define FUSE_IOCTL_RETRY (1 << 2) + +#define FUSE_IOCTL_MAX_IOV 256 + +/** + * Poll flags + * + * FUSE_POLL_SCHEDULE_NOTIFY: request poll notify + */ +#define FUSE_POLL_SCHEDULE_NOTIFY (1 << 0) + enum fuse_opcode { FUSE_LOOKUP = 1, FUSE_FORGET = 2, /* no reply */ @@ -188,6 +208,13 @@ enum fuse_opcode { FUSE_INTERRUPT = 36, FUSE_BMAP = 37, FUSE_DESTROY = 38, + FUSE_IOCTL = 39, + FUSE_POLL = 40, +}; + +enum fuse_notify_code { + FUSE_NOTIFY_POLL = 1, + FUSE_NOTIFY_CODE_MAX, }; /* The read buffer is required to be at least 8k, but may be much larger */ @@ -388,6 +415,38 @@ struct fuse_bmap_out { __u64 block; }; +struct fuse_ioctl_in { + __u64 fh; + __u32 flags; + __u32 cmd; + __u64 arg; + __u32 in_size; + __u32 out_size; +}; + +struct fuse_ioctl_out { + __s32 result; + __u32 flags; + __u32 in_iovs; + __u32 out_iovs; +}; + +struct fuse_poll_in { + __u64 fh; + __u64 kh; + __u32 flags; + __u32 padding; +}; + +struct fuse_poll_out { + __u32 revents; + __u32 padding; +}; + +struct fuse_notify_poll_wakeup_out { + __u64 kh; +}; + struct fuse_in_header { __u32 len; __u32 opcode; |