fuse: add STATX request

Use the same structure as statx.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>

diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h
index c2da9503b04e1ebb5ef811e80cd815038b6d2ff6..db92a7202b342b3a1df3f7583c86b79f3ad4e3df 100644 (file)
--- a/include/uapi/linux/fuse.h
+++ b/include/uapi/linux/fuse.h
@@ -210,6 +210,7 @@
  *
  *  7.39
  *  - add FUSE_DIRECT_IO_RELAX
+ *  - add FUSE_STATX and related structures
  */
 
 #ifndef _LINUX_FUSE_H
@@ -272,6 +273,40 @@ struct fuse_attr {
        uint32_t        flags;
 };
 
+/*
+ * The following structures are bit-for-bit compatible with the statx(2) ABI in
+ * Linux.
+ */
+struct fuse_sx_time {
+       int64_t         tv_sec;
+       uint32_t        tv_nsec;
+       int32_t         __reserved;
+};
+
+struct fuse_statx {
+       uint32_t        mask;
+       uint32_t        blksize;
+       uint64_t        attributes;
+       uint32_t        nlink;
+       uint32_t        uid;
+       uint32_t        gid;
+       uint16_t        mode;
+       uint16_t        __spare0[1];
+       uint64_t        ino;
+       uint64_t        size;
+       uint64_t        blocks;
+       uint64_t        attributes_mask;
+       struct fuse_sx_time     atime;
+       struct fuse_sx_time     btime;
+       struct fuse_sx_time     ctime;
+       struct fuse_sx_time     mtime;
+       uint32_t        rdev_major;
+       uint32_t        rdev_minor;
+       uint32_t        dev_major;
+       uint32_t        dev_minor;
+       uint64_t        __spare2[14];
+};
+
 struct fuse_kstatfs {
        uint64_t        blocks;
        uint64_t        bfree;
@@ -581,6 +616,7 @@ enum fuse_opcode {
        FUSE_REMOVEMAPPING      = 49,
        FUSE_SYNCFS             = 50,
        FUSE_TMPFILE            = 51,
+       FUSE_STATX              = 52,
 
        /* CUSE specific operations */
        CUSE_INIT               = 4096,
@@ -645,6 +681,22 @@ struct fuse_attr_out {
        struct fuse_attr attr;
 };
 
+struct fuse_statx_in {
+       uint32_t        getattr_flags;
+       uint32_t        reserved;
+       uint64_t        fh;
+       uint32_t        sx_flags;
+       uint32_t        sx_mask;
+};
+
+struct fuse_statx_out {
+       uint64_t        attr_valid;     /* Cache timeout for the attributes */
+       uint32_t        attr_valid_nsec;
+       uint32_t        flags;
+       uint64_t        spare[2];
+       struct fuse_statx stat;
+};
+
 #define FUSE_COMPAT_MKNOD_IN_SIZE 8
 
 struct fuse_mknod_in {