From: Christoph Hellwig <hch@lst.de>
Date: Wed, 20 Apr 2022 06:27:23 +0200
Subject: [PATCH] kthread: unexport kthread_blkcg
Git-commit: f624506f98b198e65b44da303f44974590fb16c0
Patch-mainline: v5.19-rc1
References: jsc#PED-1183
kthread_blkcg is only used by the built-in blk-cgroup code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20220420042723.1010598-16-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Acked-by: Hannes Reinecke <hare@suse.com>
---
include/linux/kthread.h | 4 ----
kernel/kthread.c | 1 -
2 files changed, 5 deletions(-)
diff --git a/include/linux/kthread.h b/include/linux/kthread.h
index de5d75bafd66..30e5bec81d2b 100644
--- a/include/linux/kthread.h
+++ b/include/linux/kthread.h
@@ -222,9 +222,5 @@ void kthread_associate_blkcg(struct cgroup_subsys_state *css);
struct cgroup_subsys_state *kthread_blkcg(void);
#else
static inline void kthread_associate_blkcg(struct cgroup_subsys_state *css) { }
-static inline struct cgroup_subsys_state *kthread_blkcg(void)
-{
- return NULL;
-}
#endif
#endif /* _LINUX_KTHREAD_H */
diff --git a/kernel/kthread.c b/kernel/kthread.c
index 50265f69a135..544fd4097406 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -1522,5 +1522,4 @@ struct cgroup_subsys_state *kthread_blkcg(void)
}
return NULL;
}
-EXPORT_SYMBOL(kthread_blkcg);
#endif
--
2.35.3