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As of the Linux 5.19 kernel the disk_*_io_acct() helper functions have been replaced by the bdev_*_io_acct() functions. Reviewed-by: Tony Hutter <hutter2@llnl.gov> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov> Closes #13515
140 lines
3.9 KiB
Plaintext
140 lines
3.9 KiB
Plaintext
dnl #
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dnl # Check for generic io accounting interface.
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_SRC_GENERIC_IO_ACCT], [
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ZFS_LINUX_TEST_SRC([bdev_io_acct], [
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#include <linux/blkdev.h>
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], [
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struct block_device *bdev = NULL;
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struct bio *bio = NULL;
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unsigned long passed_time = 0;
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unsigned long start_time;
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start_time = bdev_start_io_acct(bdev, bio_sectors(bio),
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bio_op(bio), passed_time);
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bdev_end_io_acct(bdev, bio_op(bio), start_time);
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])
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ZFS_LINUX_TEST_SRC([disk_io_acct], [
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#include <linux/blkdev.h>
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], [
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struct gendisk *disk = NULL;
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struct bio *bio = NULL;
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unsigned long start_time;
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start_time = disk_start_io_acct(disk, bio_sectors(bio), bio_op(bio));
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disk_end_io_acct(disk, bio_op(bio), start_time);
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])
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ZFS_LINUX_TEST_SRC([bio_io_acct], [
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#include <linux/blkdev.h>
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], [
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struct bio *bio = NULL;
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unsigned long start_time;
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start_time = bio_start_io_acct(bio);
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bio_end_io_acct(bio, start_time);
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])
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ZFS_LINUX_TEST_SRC([generic_acct_3args], [
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#include <linux/bio.h>
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void (*generic_start_io_acct_f)(int, unsigned long,
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struct hd_struct *) = &generic_start_io_acct;
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void (*generic_end_io_acct_f)(int, struct hd_struct *,
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unsigned long) = &generic_end_io_acct;
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], [
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generic_start_io_acct(0, 0, NULL);
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generic_end_io_acct(0, NULL, 0);
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])
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ZFS_LINUX_TEST_SRC([generic_acct_4args], [
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#include <linux/bio.h>
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void (*generic_start_io_acct_f)(struct request_queue *, int,
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unsigned long, struct hd_struct *) = &generic_start_io_acct;
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void (*generic_end_io_acct_f)(struct request_queue *, int,
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struct hd_struct *, unsigned long) = &generic_end_io_acct;
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], [
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generic_start_io_acct(NULL, 0, 0, NULL);
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generic_end_io_acct(NULL, 0, NULL, 0);
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])
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])
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AC_DEFUN([ZFS_AC_KERNEL_GENERIC_IO_ACCT], [
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dnl #
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dnl # 5.19 API,
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dnl #
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dnl # disk_start_io_acct() and disk_end_io_acct() have been replaced by
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dnl # bdev_start_io_acct() and bdev_end_io_acct().
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dnl #
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AC_MSG_CHECKING([whether generic bdev_*_io_acct() are available])
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ZFS_LINUX_TEST_RESULT([bdev_io_acct], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_BDEV_IO_ACCT, 1, [bdev_*_io_acct() available])
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], [
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AC_MSG_RESULT(no)
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dnl #
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dnl # 5.12 API,
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dnl #
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dnl # bio_start_io_acct() and bio_end_io_acct() became GPL-exported
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dnl # so use disk_start_io_acct() and disk_end_io_acct() instead
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dnl #
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AC_MSG_CHECKING([whether generic disk_*_io_acct() are available])
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ZFS_LINUX_TEST_RESULT([disk_io_acct], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_DISK_IO_ACCT, 1, [disk_*_io_acct() available])
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], [
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AC_MSG_RESULT(no)
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dnl #
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dnl # 5.7 API,
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dnl #
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dnl # Added bio_start_io_acct() and bio_end_io_acct() helpers.
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dnl #
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AC_MSG_CHECKING([whether generic bio_*_io_acct() are available])
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ZFS_LINUX_TEST_RESULT([bio_io_acct], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_BIO_IO_ACCT, 1, [bio_*_io_acct() available])
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], [
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AC_MSG_RESULT(no)
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dnl #
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dnl # 4.14 API,
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dnl #
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dnl # generic_start_io_acct/generic_end_io_acct now require
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dnl # request_queue to be provided. No functional changes,
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dnl # but preparation for inflight accounting.
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dnl #
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AC_MSG_CHECKING([whether generic_*_io_acct wants 4 args])
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ZFS_LINUX_TEST_RESULT_SYMBOL([generic_acct_4args],
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[generic_start_io_acct], [block/bio.c], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_GENERIC_IO_ACCT_4ARG, 1,
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[generic_*_io_acct() 4 arg available])
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], [
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AC_MSG_RESULT(no)
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dnl #
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dnl # 3.19 API addition
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dnl #
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dnl # torvalds/linux@394ffa50 allows us to increment
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dnl # iostat counters without generic_make_request().
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dnl #
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AC_MSG_CHECKING(
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[whether generic_*_io_acct wants 3 args])
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ZFS_LINUX_TEST_RESULT_SYMBOL([generic_acct_3args],
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[generic_start_io_acct], [block/bio.c], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_GENERIC_IO_ACCT_3ARG, 1,
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[generic_*_io_acct() 3 arg available])
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], [
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AC_MSG_RESULT(no)
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])
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])
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])
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])
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])
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])
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