zio: remove io_cmd and DKIOCFLUSHWRITECACHE

There's no other options, so we can just always assume its a flush.

Includes some light refactoring where a switch statement was doing
control flow that no longer works.

Sponsored-by: Klara, Inc.
Sponsored-by: Wasabi Technology, Inc.
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Rob Norris <rob.norris@klarasystems.com>
Closes #16064
This commit is contained in:
Rob Norris
2024-04-04 22:34:54 +11:00
committed by Brian Behlendorf
parent cac416f106
commit c9c838aa1f
10 changed files with 106 additions and 157 deletions
+1 -4
View File
@@ -1096,10 +1096,7 @@ zfs_ereport_is_valid(const char *subclass, spa_t *spa, vdev_t *vd, zio_t *zio)
return (B_FALSE);
if (zio != NULL) {
/*
* If this is not a read or write zio, ignore the error. This
* can occur if the DKIOCFLUSHWRITECACHE ioctl fails.
*/
/* If this is not a read or write zio, ignore the error */
if (zio->io_type != ZIO_TYPE_READ &&
zio->io_type != ZIO_TYPE_WRITE)
return (B_FALSE);