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zio: remove zio_ioctl()

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It only had one user, zio_flush(), and there are no other vdev ioctls
anyway.

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 22:34:42 +11:00 committed by Brian Behlendorf
parent a100a195fa
commit cac416f106
2 changed files with 17 additions and 19 deletions
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5
include/sys/zio.h
View File

@ -27,7 +27,7 @@
* Copyright (c) 2013, Joyent, Inc. All rights reserved.
* Copyright 2016 Toomas Soome <tsoome@me.com>
* Copyright (c) 2019, Allan Jude
* Copyright (c) 2019, Klara Inc.
* Copyright (c) 2019, 2023, 2024, Klara Inc.
* Copyright (c) 2019-2020, Michael Niewöhner
*/
@ -579,9 +579,6 @@ extern zio_t *zio_claim(zio_t *pio, spa_t *spa, uint64_t txg,
const blkptr_t *bp,
zio_done_func_t *done, void *priv, zio_flag_t flags);
extern zio_t *zio_ioctl(zio_t *pio, spa_t *spa, vdev_t *vd, int cmd,
zio_done_func_t *done, void *priv, zio_flag_t flags);
extern zio_t *zio_trim(zio_t *pio, vdev_t *vd, uint64_t offset, uint64_t size,
zio_done_func_t *done, void *priv, zio_priority_t priority,
zio_flag_t flags, enum trim_flag trim_flags);

31
module/zfs/zio.c
View File

@ -23,7 +23,7 @@
* Copyright (c) 2011, 2022 by Delphix. All rights reserved.
* Copyright (c) 2011 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2017, Intel Corporation.
* Copyright (c) 2019, Klara Inc.
* Copyright (c) 2019, 2023, 2024, Klara Inc.
* Copyright (c) 2019, Allan Jude
* Copyright (c) 2021, Datto, Inc.
*/
@ -1449,17 +1449,6 @@ zio_claim(zio_t *pio, spa_t *spa, uint64_t txg, const blkptr_t *bp,
return (zio);
}
zio_t *
zio_ioctl(zio_t *pio, spa_t *spa, vdev_t *vd, int cmd,
zio_done_func_t *done, void *private, zio_flag_t flags)
{
zio_t *zio = zio_create(pio, spa, 0, NULL, NULL, 0, 0, done, private,
ZIO_TYPE_IOCTL, ZIO_PRIORITY_NOW, flags, vd, 0, NULL,
ZIO_STAGE_OPEN, ZIO_IOCTL_PIPELINE);
zio->io_cmd = cmd;
return (zio);
}
zio_t *
zio_trim(zio_t *pio, vdev_t *vd, uint64_t offset, uint64_t size,
zio_done_func_t *done, void *private, zio_priority_t priority,
@ -1626,15 +1615,27 @@ zio_vdev_delegated_io(vdev_t *vd, uint64_t offset, abd_t *data, uint64_t size,
return (zio);
}
/*
* Send a flush command to the given vdev. Unlike most zio creation functions,
* the flush zios are issued immediately. You can wait on pio to pause until
* the flushes complete.
*/
void
zio_flush(zio_t *pio, vdev_t *vd)
{
const zio_flag_t flags = ZIO_FLAG_CANFAIL | ZIO_FLAG_DONT_PROPAGATE |
ZIO_FLAG_DONT_RETRY;
if (vd->vdev_nowritecache)
return;
if (vd->vdev_children == 0) {
zio_nowait(zio_ioctl(pio, vd->vdev_spa, vd,
DKIOCFLUSHWRITECACHE, NULL, NULL, ZIO_FLAG_CANFAIL |
ZIO_FLAG_DONT_PROPAGATE | ZIO_FLAG_DONT_RETRY));
zio_t *zio = zio_create(pio, vd->vdev_spa, 0, NULL, NULL, 0, 0,
NULL, NULL, ZIO_TYPE_IOCTL, ZIO_PRIORITY_NOW, flags, vd, 0,
NULL, ZIO_STAGE_OPEN, ZIO_IOCTL_PIPELINE);
zio->io_cmd = DKIOCFLUSHWRITECACHE;
zio_nowait(zio);
} else {
for (uint64_t c = 0; c < vd->vdev_children; c++)
zio_flush(pio, vd->vdev_child[c]);