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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: 9032b6e858 ("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
This commit is contained in:
Jia Zhu 2022-06-09 16:54:10 +08:00 committed by David Howells
parent 5c4588aea6
commit 65aa5f6fd8
1 changed files with 2 additions and 1 deletions
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3
fs/cachefiles/ondemand.c
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@ -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);