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vdev_disk: remove zfs_vdev_scheduler option

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It has existed as a warning since 0.8.3, 5+ years ago. I think people
have had enough time.

Sponsored-by: https://despairlabs.com/sponsor/
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Pavel Snajdr <snajpa@snajpa.net>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Closes #17376
This commit is contained in:
Rob Norris 2025-05-24 17:16:54 +10:00 committed by Brian Behlendorf
parent 284580c878
commit fc617645a3
2 changed files with 0 additions and 27 deletions
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4
man/man4/zfs.4
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@ -2411,10 +2411,6 @@ aarch64_neonx2 NEON with more unrolling Aarch64/64-bit ARMv8
powerpc_altivec Altivec PowerPC
.TE
.
.It Sy zfs_vdev_scheduler Pq charp
.Sy DEPRECATED .
Prints warning to kernel log for compatibility.
.
.It Sy zfs_zevent_len_max Ns = Ns Sy 512 Pq uint
Max event queue length.
Events in the queue can be viewed with

23
module/os/linux/zfs/vdev_disk.c
View File

@ -1576,29 +1576,6 @@ vdev_ops_t vdev_disk_ops = {
.vdev_op_kobj_evt_post = vdev_disk_kobj_evt_post
};
/*
* The zfs_vdev_scheduler module option has been deprecated. Setting this
* value no longer has any effect. It has not yet been entirely removed
* to allow the module to be loaded if this option is specified in the
* /etc/modprobe.d/zfs.conf file. The following warning will be logged.
*/
static int
param_set_vdev_scheduler(const char *val, zfs_kernel_param_t *kp)
{
int error = param_set_charp(val, kp);
if (error == 0) {
printk(KERN_INFO "The 'zfs_vdev_scheduler' module option "
"is not supported.\n");
}
return (error);
}
static const char *zfs_vdev_scheduler = "unused";
module_param_call(zfs_vdev_scheduler, param_set_vdev_scheduler,
param_get_charp, &zfs_vdev_scheduler, 0644);
MODULE_PARM_DESC(zfs_vdev_scheduler, "I/O scheduler");
int
param_set_min_auto_ashift(const char *buf, zfs_kernel_param_t *kp)
{