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Remove zfs_vdev_elevator module option

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As described in commit f81d5ef6 the zfs_vdev_elevator module
option is being removed.  Users who require this functionality
should update their systems to set the disk scheduler using a
udev rule.

Reviewed-by: Richard Laager <rlaager@wiktel.com>
Reviewed-by: loli10K <ezomori.nozomu@gmail.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #8664
Closes #9417
Closes #9609
This commit is contained in:
Brian Behlendorf
2019-11-27 10:35:49 -08:00
committed by Tony Hutter
parent c9ac5ec178
commit 36fe63042c
5 changed files with 19 additions and 161 deletions
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config/kernel-elevator-change.m4
-26
View File
@@ -1,26 +0,0 @@
dnl #
dnl # 2.6.36 API, exported elevator_change() symbol
dnl # 4.12 API, removed elevator_change() symbol
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_ELEVATOR_CHANGE], [
ZFS_LINUX_TEST_SRC([elevator_change], [
#include <linux/blkdev.h>
#include <linux/elevator.h>
],[
struct request_queue *q = NULL;
char *elevator = NULL;
int error __attribute__ ((unused)) =
elevator_change(q, elevator);
])
])
AC_DEFUN([ZFS_AC_KERNEL_ELEVATOR_CHANGE], [
AC_MSG_CHECKING([whether elevator_change() is available])
ZFS_LINUX_TEST_RESULT([elevator_change], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_ELEVATOR_CHANGE, 1,
[elevator_change() is available])
],[
AC_MSG_RESULT(no)
])
])
config/kernel.m4
-2
View File
@@ -115,7 +115,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [
ZFS_AC_KERNEL_SRC_FST_MOUNT
ZFS_AC_KERNEL_SRC_BDI
ZFS_AC_KERNEL_SRC_SET_NLINK
ZFS_AC_KERNEL_SRC_ELEVATOR_CHANGE
ZFS_AC_KERNEL_SRC_SGET
ZFS_AC_KERNEL_SRC_LSEEK_EXECUTE
ZFS_AC_KERNEL_SRC_VFS_GETATTR
@@ -232,7 +231,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [
ZFS_AC_KERNEL_FST_MOUNT
ZFS_AC_KERNEL_BDI
ZFS_AC_KERNEL_SET_NLINK
ZFS_AC_KERNEL_ELEVATOR_CHANGE
ZFS_AC_KERNEL_SGET
ZFS_AC_KERNEL_LSEEK_EXECUTE
ZFS_AC_KERNEL_VFS_GETATTR