From 036e846abc84f823fa8cac806a469d964e703666 Mon Sep 17 00:00:00 2001 From: Riccardo Schirone Date: Fri, 1 Apr 2022 23:47:36 +0200 Subject: [PATCH] Linux 5.18 compat: blkg_tryget is moved to private headers Reviewed-by: Brian Behlendorf Signed-off-by: Riccardo Schirone Closes #13278 --- module/os/linux/zfs/vdev_disk.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/module/os/linux/zfs/vdev_disk.c b/module/os/linux/zfs/vdev_disk.c index 6cec5be440..235cd1691c 100644 --- a/module/os/linux/zfs/vdev_disk.c +++ b/module/os/linux/zfs/vdev_disk.c @@ -467,8 +467,11 @@ vdev_submit_bio_impl(struct bio *bio) * blkg_tryget() to use rcu_read_lock() instead of rcu_read_lock_sched(). * As a side effect the function was converted to GPL-only. Define our * own version when needed which uses rcu_read_lock_sched(). + * + * The Linux 5.17 kernel split linux/blk-cgroup.h into a private and a public + * part, moving blkg_tryget into the private one. Define our own version. */ -#if defined(HAVE_BLKG_TRYGET_GPL_ONLY) +#if defined(HAVE_BLKG_TRYGET_GPL_ONLY) || !defined(HAVE_BLKG_TRYGET) static inline bool vdev_blkg_tryget(struct blkcg_gq *blkg) { @@ -493,7 +496,7 @@ vdev_blkg_tryget(struct blkcg_gq *blkg) return (rc); } -#elif defined(HAVE_BLKG_TRYGET) +#else #define vdev_blkg_tryget(bg) blkg_tryget(bg) #endif #ifdef HAVE_BIO_SET_DEV_MACRO