[PATCH v3 43/59] netfs: Rearrange netfs_io_subrequest to put request pointer first
David Howells
dhowells at redhat.com
Thu Dec 7 13:21:50 PST 2023
Rearrange the netfs_io_subrequest struct to put the netfs_io_request
pointer (rreq) first. This then allows netfs_io_subrequest to be put in a
union with a pointer to a wrapper around netfs_io_request for cifs.
Signed-off-by: David Howells <dhowells at redhat.com>
cc: Steve French <sfrench at samba.org>
cc: Shyam Prasad N <nspmangalore at gmail.com>
cc: Rohith Surabattula <rohiths.msft at gmail.com>
cc: Jeff Layton <jlayton at kernel.org>
cc: linux-cifs at vger.kernel.org
cc: linux-cachefs at redhat.com
cc: linux-fsdevel at vger.kernel.org
cc: linux-mm at kvack.org
---
include/linux/netfs.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/netfs.h b/include/linux/netfs.h
index e44508850ba2..08040da65336 100644
--- a/include/linux/netfs.h
+++ b/include/linux/netfs.h
@@ -207,8 +207,8 @@ struct netfs_cache_resources {
* the pages it points to can be relied on to exist for the duration.
*/
struct netfs_io_subrequest {
- struct work_struct work;
struct netfs_io_request *rreq; /* Supervising I/O request */
+ struct work_struct work;
struct list_head rreq_link; /* Link in rreq->subrequests */
struct iov_iter io_iter; /* Iterator for this subrequest */
loff_t start; /* Where to start the I/O */
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