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-rw-r--r--fs/fuse/file.c49
1 files changed, 17 insertions, 32 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 087f3b7..1d59af3 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -30,7 +30,6 @@ static int fuse_send_open(struct inode *inode, struct file *file, int isdir,
inarg.flags = file->f_flags & ~(O_CREAT | O_EXCL | O_NOCTTY | O_TRUNC);
req->in.h.opcode = isdir ? FUSE_OPENDIR : FUSE_OPEN;
req->in.h.nodeid = get_node_id(inode);
- req->inode = inode;
req->in.numargs = 1;
req->in.args[0].size = sizeof(inarg);
req->in.args[0].value = &inarg;
@@ -113,37 +112,22 @@ int fuse_open_common(struct inode *inode, struct file *file, int isdir)
return err;
}
-/* Special case for failed iget in CREATE */
-static void fuse_release_end(struct fuse_conn *fc, struct fuse_req *req)
+struct fuse_req *fuse_release_fill(struct fuse_file *ff, u64 nodeid, int flags,
+ int opcode)
{
- /* If called from end_io_requests(), req has more than one
- reference and fuse_reset_request() cannot work */
- if (fc->connected) {
- u64 nodeid = req->in.h.nodeid;
- fuse_reset_request(req);
- fuse_send_forget(fc, req, nodeid, 1);
- } else
- fuse_put_request(fc, req);
-}
-
-void fuse_send_release(struct fuse_conn *fc, struct fuse_file *ff,
- u64 nodeid, struct inode *inode, int flags, int isdir)
-{
- struct fuse_req * req = ff->release_req;
+ struct fuse_req *req = ff->release_req;
struct fuse_release_in *inarg = &req->misc.release_in;
inarg->fh = ff->fh;
inarg->flags = flags;
- req->in.h.opcode = isdir ? FUSE_RELEASEDIR : FUSE_RELEASE;
+ req->in.h.opcode = opcode;
req->in.h.nodeid = nodeid;
- req->inode = inode;
req->in.numargs = 1;
req->in.args[0].size = sizeof(struct fuse_release_in);
req->in.args[0].value = inarg;
- request_send_background(fc, req);
- if (!inode)
- req->end = fuse_release_end;
kfree(ff);
+
+ return req;
}
int fuse_release_common(struct inode *inode, struct file *file, int isdir)
@@ -151,8 +135,15 @@ int fuse_release_common(struct inode *inode, struct file *file, int isdir)
struct fuse_file *ff = file->private_data;
if (ff) {
struct fuse_conn *fc = get_fuse_conn(inode);
- u64 nodeid = get_node_id(inode);
- fuse_send_release(fc, ff, nodeid, inode, file->f_flags, isdir);
+ struct fuse_req *req;
+
+ req = fuse_release_fill(ff, get_node_id(inode), file->f_flags,
+ isdir ? FUSE_RELEASEDIR : FUSE_RELEASE);
+
+ /* Hold vfsmount and dentry until release is finished */
+ req->vfsmount = mntget(file->f_vfsmnt);
+ req->dentry = dget(file->f_dentry);
+ request_send_background(fc, req);
}
/* Return value is ignored by VFS */
@@ -192,8 +183,6 @@ static int fuse_flush(struct file *file, fl_owner_t id)
inarg.fh = ff->fh;
req->in.h.opcode = FUSE_FLUSH;
req->in.h.nodeid = get_node_id(inode);
- req->inode = inode;
- req->file = file;
req->in.numargs = 1;
req->in.args[0].size = sizeof(inarg);
req->in.args[0].value = &inarg;
@@ -232,8 +221,6 @@ int fuse_fsync_common(struct file *file, struct dentry *de, int datasync,
inarg.fsync_flags = datasync ? 1 : 0;
req->in.h.opcode = isdir ? FUSE_FSYNCDIR : FUSE_FSYNC;
req->in.h.nodeid = get_node_id(inode);
- req->inode = inode;
- req->file = file;
req->in.numargs = 1;
req->in.args[0].size = sizeof(inarg);
req->in.args[0].value = &inarg;
@@ -266,8 +253,6 @@ void fuse_read_fill(struct fuse_req *req, struct file *file,
inarg->size = count;
req->in.h.opcode = opcode;
req->in.h.nodeid = get_node_id(inode);
- req->inode = inode;
- req->file = file;
req->in.numargs = 1;
req->in.args[0].size = sizeof(struct fuse_read_in);
req->in.args[0].value = inarg;
@@ -342,6 +327,8 @@ static void fuse_send_readpages(struct fuse_req *req, struct file *file,
req->out.page_zeroing = 1;
fuse_read_fill(req, file, inode, pos, count, FUSE_READ);
if (fc->async_read) {
+ get_file(file);
+ req->file = file;
req->end = fuse_readpages_end;
request_send_background(fc, req);
} else {
@@ -420,8 +407,6 @@ static size_t fuse_send_write(struct fuse_req *req, struct file *file,
inarg.size = count;
req->in.h.opcode = FUSE_WRITE;
req->in.h.nodeid = get_node_id(inode);
- req->inode = inode;
- req->file = file;
req->in.argpages = 1;
req->in.numargs = 2;
req->in.args[0].size = sizeof(struct fuse_write_in);
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