[patch 04/12] fuse: clean up open file passing in setattr

Miklos Szeredi
2007-10-02T15:55:18Z

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From: Miklos Szeredi <mszeredi@suse.cz>

Clean up supplying open file to the setattr operation. In addition to
being a cleanup it prepares for the changes in the way the open file
is passed to the setattr method.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
---

Index: linux/fs/fuse/dir.c
===================================================================
--- linux.orig/fs/fuse/dir.c 2007-09-25 21:19:13.000000000 +0200
+++ linux/fs/fuse/dir.c 2007-09-25 21:19:13.000000000 +0200
@@ -1032,11 +1032,6 @@ static void iattr_to_fattr(struct iattr
arg->atime = iattr->ia_atime.tv_sec;
arg->mtime = iattr->ia_mtime.tv_sec;
}
- if (ivalid & ATTR_FILE) {
- struct fuse_file *ff = iattr->ia_file->private_data;
- arg->valid |= FATTR_FH;
- arg->fh = ff->fh;
- }
}

/*
@@ -1047,7 +1042,8 @@ static void iattr_to_fattr(struct iattr
* vmtruncate() doesn't allow for this case, so do the rlimit checking
* and the actual truncation by hand.
*/
-static int fuse_setattr(struct dentry *entry, struct iattr *attr)
+static int fuse_do_setattr(struct dentry *entry, struct iattr *attr,
+ struct file *file)
{
struct inode *inode = entry->d_inode;
struct fuse_conn *fc = get_fuse_conn(inode);
@@ -1082,6 +1078,11 @@ static int fuse_setattr(struct dentry *e

memset(&inarg, 0, sizeof(inarg));
iattr_to_fattr(attr, &inarg);
+ if (file) {
+ struct fuse_file *ff = file->private_data;
+ inarg.valid |= FATTR_FH;
+ inarg.fh = ff->fh;
+ }
req->in.h.opcode = FUSE_SETATTR;
req->in.h.nodeid = get_node_id(inode);
req->in.numargs = 1;
@@ -1108,6 +1109,14 @@ static int fuse_setattr(struct dentry *e
return 0;
}

+static int fuse_setattr(struct dentry *entry, struct iattr *attr)
+{
+ if (attr->ia_valid & ATTR_FILE)
+ return fuse_do_setattr(entry, attr, attr->ia_file);
+ else
+ return fuse_do_setattr(entry, attr, NULL);
+}
+
static int fuse_getattr(struct vfsmount *mnt, struct dentry *entry,
struct kstat *stat)
{

--