The commit is pushed to "branch-rh9-5.14.0-70.22.1.vz9.17.x-ovz" and will
appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh9-5.14.0-70.22.1.vz9.17.8
------>
commit 88fce4e54aaed120b95fa8d2feb9ce24b0b9643d
Author: Alexander Atanasov <alexander.atana...@virtuozzo.com>
Date: Tue Sep 20 11:25:32 2022 +0300
dm-qcow2: use helper to initialize kiocb
Initialize kiocb with init_sync_kiocb(...)
which handles file flags, write hints and ioprio.
Bios can get merged wrong if ioprio is not set early -
20578bdfd041 ("block: Initialize BIO I/O priority early") for details
https://jira.sw.ru/browse/PSBM-142050
Signed-off-by: Alexander Atanasov <alexander.atana...@virtuozzo.com>
---
drivers/md/dm-qcow2-target.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/md/dm-qcow2-target.c b/drivers/md/dm-qcow2-target.c
index f646992a6040..f23a2f034f3c 100644
--- a/drivers/md/dm-qcow2-target.c
+++ b/drivers/md/dm-qcow2-target.c
@@ -4,6 +4,7 @@
*/
#include <linux/prandom.h>
#include <linux/uio.h>
+#include <linux/fs.h>
#include "dm.h"
#include "dm-qcow2.h"
@@ -122,11 +123,9 @@ void call_rw_iter(struct qcow2 *qcow2, loff_t pos,
unsigned int rw,
struct file *file = qcow2->file;
int ret;
+ init_sync_kiocb(iocb, file);
iocb->ki_pos = pos;
- iocb->ki_filp = file;
iocb->ki_complete = qcow2_aio_complete;
- iocb->ki_flags = IOCB_DIRECT;
- iocb->ki_ioprio = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, 0);
atomic_set(&qio->aio_ref, 2);
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