aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/fuse.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/fuse.h')
-rw-r--r--include/linux/fuse.h17
1 files changed, 15 insertions, 2 deletions
diff --git a/include/linux/fuse.h b/include/linux/fuse.h
index 6f4a31266cd..7d4fa5b25b8 100644
--- a/include/linux/fuse.h
+++ b/include/linux/fuse.h
@@ -14,6 +14,7 @@
* 7.9:
* - new fuse_getattr_in input argument of GETATTR
* - add lk_flags in fuse_lk_in
+ * - add lock_owner field to fuse_setattr_in, fuse_read_in and fuse_write_in
*/
#include <asm/types.h>
@@ -86,6 +87,7 @@ struct fuse_file_lock {
#define FATTR_FH (1 << 6)
#define FATTR_ATIME_NOW (1 << 7)
#define FATTR_MTIME_NOW (1 << 8)
+#define FATTR_LOCKOWNER (1 << 9)
/**
* Flags returned by the OPEN request
@@ -123,8 +125,15 @@ struct fuse_file_lock {
* WRITE flags
*
* FUSE_WRITE_CACHE: delayed write from page cache, file handle is guessed
+ * FUSE_WRITE_LOCKOWNER: lock_owner field is valid
*/
#define FUSE_WRITE_CACHE (1 << 0)
+#define FUSE_WRITE_LOCKOWNER (1 << 1)
+
+/**
+ * Read flags
+ */
+#define FUSE_READ_LOCKOWNER (1 << 1)
enum fuse_opcode {
FUSE_LOOKUP = 1,
@@ -219,7 +228,7 @@ struct fuse_setattr_in {
__u32 padding;
__u64 fh;
__u64 size;
- __u64 unused1;
+ __u64 lock_owner;
__u64 atime;
__u64 mtime;
__u64 unused2;
@@ -262,14 +271,18 @@ struct fuse_read_in {
__u64 fh;
__u64 offset;
__u32 size;
- __u32 padding;
+ __u32 read_flags;
+ __u64 lock_owner;
};
+#define FUSE_COMPAT_WRITE_IN_SIZE 24
+
struct fuse_write_in {
__u64 fh;
__u64 offset;
__u32 size;
__u32 write_flags;
+ __u64 lock_owner;
};
struct fuse_write_out {