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config: remove HAVE_BLK_MQ

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Sponsored-by: https://despairlabs.com/sponsor/
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Closes #16479
This commit is contained in:
Rob Norris
2024-08-24 21:33:35 +10:00
committed by Brian Behlendorf
parent 1bf93713d8
commit dcb8e5ec7c
4 changed files with 8 additions and 106 deletions
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config/kernel-blk-queue.m4
+7 -31
View File
@@ -248,24 +248,7 @@ AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_MAX_SEGMENTS], [
])
])
dnl #
dnl # See if kernel supports block multi-queue and blk_status_t.
dnl # blk_status_t represents the new status codes introduced in the 4.13
dnl # kernel patch:
dnl #
dnl # block: introduce new block status code type
dnl #
dnl # We do not currently support the "old" block multi-queue interfaces from
dnl # prior kernels.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_MQ], [
ZFS_LINUX_TEST_SRC([blk_mq], [
#include <linux/blk-mq.h>
], [
struct blk_mq_tag_set tag_set __attribute__ ((unused)) = {0};
(void) blk_mq_alloc_tag_set(&tag_set);
return BLK_STS_OK;
], [])
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_MQ_RQ_HCTX], [
ZFS_LINUX_TEST_SRC([blk_mq_rq_hctx], [
#include <linux/blk-mq.h>
#include <linux/blkdev.h>
@@ -276,18 +259,11 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_MQ], [
], [])
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_MQ], [
AC_MSG_CHECKING([whether block multiqueue with blk_status_t is available])
ZFS_LINUX_TEST_RESULT([blk_mq], [
AC_DEFUN([ZFS_AC_KERNEL_BLK_MQ_RQ_HCTX], [
AC_MSG_CHECKING([whether block multiqueue hardware context is cached in struct request])
ZFS_LINUX_TEST_RESULT([blk_mq_rq_hctx], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BLK_MQ, 1, [block multiqueue is available])
AC_MSG_CHECKING([whether block multiqueue hardware context is cached in struct request])
ZFS_LINUX_TEST_RESULT([blk_mq_rq_hctx], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BLK_MQ_RQ_HCTX, 1, [block multiqueue hardware context is cached in struct request])
], [
AC_MSG_RESULT(no)
])
AC_DEFINE(HAVE_BLK_MQ_RQ_HCTX, 1, [block multiqueue hardware context is cached in struct request])
], [
AC_MSG_RESULT(no)
])
@@ -302,7 +278,7 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE], [
ZFS_AC_KERNEL_SRC_BLK_QUEUE_SECURE_ERASE
ZFS_AC_KERNEL_SRC_BLK_QUEUE_MAX_HW_SECTORS
ZFS_AC_KERNEL_SRC_BLK_QUEUE_MAX_SEGMENTS
ZFS_AC_KERNEL_SRC_BLK_MQ
ZFS_AC_KERNEL_SRC_BLK_MQ_RQ_HCTX
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE], [
@@ -314,5 +290,5 @@ AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE], [
ZFS_AC_KERNEL_BLK_QUEUE_SECURE_ERASE
ZFS_AC_KERNEL_BLK_QUEUE_MAX_HW_SECTORS
ZFS_AC_KERNEL_BLK_QUEUE_MAX_SEGMENTS
ZFS_AC_KERNEL_BLK_MQ
ZFS_AC_KERNEL_BLK_MQ_RQ_HCTX
])