Commit 65aa5f6f authored Jun 09, 2022 by Jia Zhu Committed by David Howells Jul 05, 2022

cachefiles: narrow the scope of flushed requests when releasing fd



When an anonymous fd is released, only flush the requests
associated with it, rather than all of requests in xarray.

Fixes: 9032b6e8 ("cachefiles: implement on-demand read")
Signed-off-by: Jia Zhu <zhujia.zj@bytedance.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeffle Xu <jefflexu@linux.alibaba.com>
Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Link: https://listman.redhat.com/archives/linux-cachefs/2022-June/006937.html

parent 5c4588ae

fs/cachefiles/ondemand.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -21,7 +21,8 @@ static int cachefiles_ondemand_fd_release(struct inode *inode,
		* anon_fd.
		*/
		xas_for_each(&xas, req, ULONG_MAX) {
		if (req->msg.opcode == CACHEFILES_OP_READ) {
		if (req->msg.object_id == object_id &&
		req->msg.opcode == CACHEFILES_OP_READ) {
		req->error = -EIO;
		complete(&req->done);
		xas_store(&xas, NULL);