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opnsense-src/sys/contrib/openzfs/config/kernel-blk-queue.m4
Martin Matuska 2ec8b69480 zfs: merge openzfs/zfs@e269af1b3 (zfs-2.2-release) into stable/14 
OpenZFS release 2.2.7

Notable upstream pull request merges:
 #15457 022bf8637 Increase L2ARC write rate and headroom
 #15527 1ba5b2ef8 freebsd: remove __FBSDID macro use
 #15792 9e7af55e8 Add custom debug printing for your asserts
 #15793 a1ea40af8 libzfs: use zfs_strerror() in place of strerror()
 #16181 -multiple zdb/ztest: improve and harmonise crash output
 #16208 e5e4957a5 Allow block cloning to be interrupted by a signal
 #16210 ba4e582a6 FreeBSD: Add const qualifier to members of struct
                  opensolaris_utsname
 #16225 a6198f34b Simplify issig()
 #16335 25ec9a903 zdb: fix BRT dump
 #16364 cf80a803d zvol: ensure device minors are properly cleaned up
 #16404 384b53be8 FreeBSD: Add missing memory reclamation accounting
 #16492 -multiple Split "shared" userspace & kernel code into separate files
 #16496 f1694496a zfs_file: rename zfs_file_fallocate to zfs_file_deallocate
 #16511 bc0d89bfc Fix an uninitialized data access
 #16529 2dc8529d9 Fix handling of DNS names with '-' in them for sharenfs
 #16539 30ea44296 zfs_log: add flex array fields to log record structs
 #16546 098789216 Evicting too many bytes from MFU metadata
 #16551 54278533a Reduce and handle EAGAIN errors on AIO label reads
 #16554 84ad1d536 FreeBSD: restore zfs_znode_update_vfs()
 #16565 21c40e6d9 FreeBSD: Sync taskq_cancel_id() returns with Linux
 #16567 48482bb2f Properly release key in spa_keystore_dsl_key_hold_dd()
 #16584 e8f4592a1 Avoid computing strlen() inside loops
 #16605 acc8a3186 ARC: Cache arc_c value during arc_evict()
 #16650 fc60e0c6e freebsd: Use compiler.h from FreeBSD's base's linuxkpi
 #16667 b32b35cea zdb: show bp in uberblock dump
 #16684 1f5e1b919 Pack dmu_buf_impl_t by 16 bytes
 #16688 73b3e8ace Fix gcc uninitialized warning in FreeBSD zio_crypt.c
 #16690 727506c94 On the first vdev open ignore impossible ashift hints
 #16692 d83cd5307 zdb: add extra -T flag to show histograms of BRT refcounts
 #16693 82ab837a0 Fix gcc unused value warning in FreeBSD simd.h
 #16740 2bba6e3c5 BRT: Don't call brt_pending_remove() on holes/embedded
 #16801 299da6ace Fix race in libzfs_run_process_impl

Obtained from:	OpenZFS
OpenZFS commit: e269af1b3c
OpenZFS tag:	zfs-2.2.7
2024-12-12 13:22:56 +01:00

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dnl #
dnl # 2.6.39 API change,
dnl # blk_start_plug() and blk_finish_plug()
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE_PLUG], [
ZFS_LINUX_TEST_SRC([blk_plug], [
#include <linux/blkdev.h>
],[
struct blk_plug plug __attribute__ ((unused));
blk_start_plug(&plug);
blk_finish_plug(&plug);
])
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_PLUG], [
AC_MSG_CHECKING([whether struct blk_plug is available])
ZFS_LINUX_TEST_RESULT([blk_plug], [
AC_MSG_RESULT(yes)
],[
ZFS_LINUX_TEST_ERROR([blk_plug])
])
])
dnl #
dnl # 2.6.32 - 4.11: statically allocated bdi in request_queue
dnl # 4.12: dynamically allocated bdi in request_queue
dnl # 6.11: bdi no longer available through request_queue, so get it from
dnl # the gendisk attached to the queue
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE_BDI], [
ZFS_LINUX_TEST_SRC([blk_queue_bdi], [
#include <linux/blkdev.h>
],[
struct request_queue q;
struct backing_dev_info bdi;
q.backing_dev_info = &bdi;
])
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_BDI], [
AC_MSG_CHECKING([whether blk_queue bdi is dynamic])
ZFS_LINUX_TEST_RESULT([blk_queue_bdi], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BLK_QUEUE_BDI_DYNAMIC, 1,
[blk queue backing_dev_info is dynamic])
],[
AC_MSG_RESULT(no)
])
])
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE_DISK_BDI], [
ZFS_LINUX_TEST_SRC([blk_queue_disk_bdi], [
#include <linux/blkdev.h>
#include <linux/backing-dev.h>
], [
struct request_queue q;
struct gendisk disk;
struct backing_dev_info bdi __attribute__ ((unused));
q.disk = &disk;
q.disk->bdi = &bdi;
])
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_DISK_BDI], [
AC_MSG_CHECKING([whether backing_dev_info is available through queue gendisk])
ZFS_LINUX_TEST_RESULT([blk_queue_disk_bdi], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BLK_QUEUE_DISK_BDI, 1,
[backing_dev_info is available through queue gendisk])
],[
AC_MSG_RESULT(no)
])
])
dnl #
dnl # 5.9: added blk_queue_update_readahead(),
dnl # 5.15: renamed to disk_update_readahead()
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE_UPDATE_READAHEAD], [
ZFS_LINUX_TEST_SRC([blk_queue_update_readahead], [
#include <linux/blkdev.h>
],[
struct request_queue q;
blk_queue_update_readahead(&q);
])
ZFS_LINUX_TEST_SRC([disk_update_readahead], [
#include <linux/blkdev.h>
],[
struct gendisk disk;
disk_update_readahead(&disk);
])
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_UPDATE_READAHEAD], [
AC_MSG_CHECKING([whether blk_queue_update_readahead() exists])
ZFS_LINUX_TEST_RESULT([blk_queue_update_readahead], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BLK_QUEUE_UPDATE_READAHEAD, 1,
[blk_queue_update_readahead() exists])
],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING([whether disk_update_readahead() exists])
ZFS_LINUX_TEST_RESULT([disk_update_readahead], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_DISK_UPDATE_READAHEAD, 1,
[disk_update_readahead() exists])
],[
AC_MSG_RESULT(no)
])
])
])
dnl #
dnl # 5.19: bdev_max_discard_sectors() available
dnl # 2.6.32: blk_queue_discard() available
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE_DISCARD], [
ZFS_LINUX_TEST_SRC([bdev_max_discard_sectors], [
#include <linux/blkdev.h>
],[
struct block_device *bdev __attribute__ ((unused)) = NULL;
unsigned int error __attribute__ ((unused));
error = bdev_max_discard_sectors(bdev);
])
ZFS_LINUX_TEST_SRC([blk_queue_discard], [
#include <linux/blkdev.h>
],[
struct request_queue r;
struct request_queue *q = &r;
int value __attribute__ ((unused));
memset(q, 0, sizeof(r));
value = blk_queue_discard(q);
],[-Wframe-larger-than=8192])
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_DISCARD], [
AC_MSG_CHECKING([whether bdev_max_discard_sectors() is available])
ZFS_LINUX_TEST_RESULT([bdev_max_discard_sectors], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BDEV_MAX_DISCARD_SECTORS, 1,
[bdev_max_discard_sectors() is available])
],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING([whether blk_queue_discard() is available])
ZFS_LINUX_TEST_RESULT([blk_queue_discard], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BLK_QUEUE_DISCARD, 1,
[blk_queue_discard() is available])
],[
ZFS_LINUX_TEST_ERROR([blk_queue_discard])
])
])
])
dnl #
dnl # 5.19: bdev_max_secure_erase_sectors() available
dnl # 4.8: blk_queue_secure_erase() available
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE_SECURE_ERASE], [
ZFS_LINUX_TEST_SRC([bdev_max_secure_erase_sectors], [
#include <linux/blkdev.h>
],[
struct block_device *bdev __attribute__ ((unused)) = NULL;
unsigned int error __attribute__ ((unused));
error = bdev_max_secure_erase_sectors(bdev);
])
ZFS_LINUX_TEST_SRC([blk_queue_secure_erase], [
#include <linux/blkdev.h>
],[
struct request_queue r;
struct request_queue *q = &r;
int value __attribute__ ((unused));
memset(q, 0, sizeof(r));
value = blk_queue_secure_erase(q);
],[-Wframe-larger-than=8192])
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_SECURE_ERASE], [
AC_MSG_CHECKING([whether bdev_max_secure_erase_sectors() is available])
ZFS_LINUX_TEST_RESULT([bdev_max_secure_erase_sectors], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BDEV_MAX_SECURE_ERASE_SECTORS, 1,
[bdev_max_secure_erase_sectors() is available])
],[
AC_MSG_RESULT(no)
AC_MSG_CHECKING([whether blk_queue_secure_erase() is available])
ZFS_LINUX_TEST_RESULT([blk_queue_secure_erase], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_BLK_QUEUE_SECURE_ERASE, 1,
[blk_queue_secure_erase() is available])
],[
ZFS_LINUX_TEST_ERROR([blk_queue_secure_erase])
])
])
])
dnl #
dnl # 2.6.34 API change
dnl # blk_queue_max_hw_sectors() replaces blk_queue_max_sectors().
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE_MAX_HW_SECTORS], [
ZFS_LINUX_TEST_SRC([blk_queue_max_hw_sectors], [
#include <linux/blkdev.h>
], [
struct request_queue *q __attribute__ ((unused)) = NULL;
(void) blk_queue_max_hw_sectors(q, BLK_SAFE_MAX_SECTORS);
], [])
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_MAX_HW_SECTORS], [
AC_MSG_CHECKING([whether blk_queue_max_hw_sectors() is available])
ZFS_LINUX_TEST_RESULT([blk_queue_max_hw_sectors], [
AC_MSG_RESULT(yes)
],[
AC_MSG_RESULT(no)
])
])
dnl #
dnl # 2.6.34 API change
dnl # blk_queue_max_segments() consolidates blk_queue_max_hw_segments()
dnl # and blk_queue_max_phys_segments().
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE_MAX_SEGMENTS], [
ZFS_LINUX_TEST_SRC([blk_queue_max_segments], [
#include <linux/blkdev.h>
], [
struct request_queue *q __attribute__ ((unused)) = NULL;
(void) blk_queue_max_segments(q, BLK_MAX_SEGMENTS);
], [])
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE_MAX_SEGMENTS], [
AC_MSG_CHECKING([whether blk_queue_max_segments() is available])
ZFS_LINUX_TEST_RESULT([blk_queue_max_segments], [
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)
])
])
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>
], [
struct request rq = {0};
struct blk_mq_hw_ctx *hctx = NULL;
rq.mq_hctx = hctx;
], [])
])
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_RQ_HCTX, 1, [block multiqueue hardware context is cached in struct request])
], [
AC_MSG_RESULT(no)
])
])
AC_DEFUN([ZFS_AC_KERNEL_SRC_BLK_QUEUE], [
ZFS_AC_KERNEL_SRC_BLK_QUEUE_PLUG
ZFS_AC_KERNEL_SRC_BLK_QUEUE_BDI
ZFS_AC_KERNEL_SRC_BLK_QUEUE_DISK_BDI
ZFS_AC_KERNEL_SRC_BLK_QUEUE_UPDATE_READAHEAD
ZFS_AC_KERNEL_SRC_BLK_QUEUE_DISCARD
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_RQ_HCTX
])
AC_DEFUN([ZFS_AC_KERNEL_BLK_QUEUE], [
ZFS_AC_KERNEL_BLK_QUEUE_PLUG
ZFS_AC_KERNEL_BLK_QUEUE_BDI
ZFS_AC_KERNEL_BLK_QUEUE_DISK_BDI
ZFS_AC_KERNEL_BLK_QUEUE_UPDATE_READAHEAD
ZFS_AC_KERNEL_BLK_QUEUE_DISCARD
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_RQ_HCTX
])
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