diff options
author | Coleman Kane <[email protected]> | 2021-02-22 21:07:51 -0500 |
---|---|---|
committer | Brian Behlendorf <[email protected]> | 2021-02-24 10:04:34 -0800 |
commit | d939930fccbf7382c3525bba59cc04e9afc28fdc (patch) | |
tree | adfcf7f29e7a2b504cdf1fef6708ce6abe740b85 /config/kernel-bio.m4 | |
parent | 8e43fa12c571878f32119122771888ab9092a75a (diff) |
Linux 5.12 compat: bio->bi_disk member moved
The struct bio member bi_disk was moved underneath a new member named
bi_bdev. So all attempts to reference bio->bi_disk need to now become
bio->bi_bdev->bd_disk.
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Coleman Kane <[email protected]>
Closes #11639
Diffstat (limited to 'config/kernel-bio.m4')
-rw-r--r-- | config/kernel-bio.m4 | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/config/kernel-bio.m4 b/config/kernel-bio.m4 index 0c533531d..d8692bd39 100644 --- a/config/kernel-bio.m4 +++ b/config/kernel-bio.m4 @@ -369,6 +369,33 @@ AC_DEFUN([ZFS_AC_KERNEL_BLKG_TRYGET], [ ]) ]) +dnl # +dnl # Linux 5.12 API, +dnl # +dnl # The Linux 5.12 kernel updated struct bio to create a new bi_bdev member +dnl # and bio->bi_disk was moved to bio->bi_bdev->bd_disk +dnl # +AC_DEFUN([ZFS_AC_KERNEL_SRC_BIO_BDEV_DISK], [ + ZFS_LINUX_TEST_SRC([bio_bdev_disk], [ + #include <linux/blk_types.h> + #include <linux/blkdev.h> + ],[ + struct bio *b = NULL; + struct gendisk *d = b->bi_bdev->bd_disk; + blk_register_queue(d); + ]) +]) + +AC_DEFUN([ZFS_AC_KERNEL_BIO_BDEV_DISK], [ + AC_MSG_CHECKING([whether bio->bi_bdev->bd_disk exists]) + ZFS_LINUX_TEST_RESULT([bio_bdev_disk], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_BIO_BDEV_DISK, 1, [bio->bi_bdev->bd_disk exists]) + ],[ + AC_MSG_RESULT(no) + ]) +]) + AC_DEFUN([ZFS_AC_KERNEL_SRC_BIO], [ ZFS_AC_KERNEL_SRC_REQ ZFS_AC_KERNEL_SRC_BIO_OPS @@ -379,6 +406,7 @@ AC_DEFUN([ZFS_AC_KERNEL_SRC_BIO], [ ZFS_AC_KERNEL_SRC_BIO_SUBMIT_BIO ZFS_AC_KERNEL_SRC_BIO_CURRENT_BIO_LIST ZFS_AC_KERNEL_SRC_BLKG_TRYGET + ZFS_AC_KERNEL_SRC_BIO_BDEV_DISK ]) AC_DEFUN([ZFS_AC_KERNEL_BIO], [ @@ -400,4 +428,5 @@ AC_DEFUN([ZFS_AC_KERNEL_BIO], [ ZFS_AC_KERNEL_BIO_SUBMIT_BIO ZFS_AC_KERNEL_BIO_CURRENT_BIO_LIST ZFS_AC_KERNEL_BLKG_TRYGET + ZFS_AC_KERNEL_BIO_BDEV_DISK ]) |