Commit 527eb453 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe
Browse files

sched/psi: export psi_memstall_{enter,leave} 



To properly account for all refaults from file system logic, file systems
need to call psi_memstall_enter directly, so export it.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Acked-by: default avatarJohannes Weiner <hannes@cmpxchg.org>
Link: https://lore.kernel.org/r/20220915094200.139713-3-hch@lst.de


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 17604240

kernel/sched/psi.c

+2 −0
Original line number Diff line number Diff line
@@ -921,6 +921,7 @@ void psi_memstall_enter(unsigned long *flags) 


	rq_unlock_irq(rq, &rf);

}

EXPORT_SYMBOL_GPL(psi_memstall_enter);



/**

 * psi_memstall_leave - mark the end of an memory stall section
@@ -950,6 +951,7 @@ void psi_memstall_leave(unsigned long *flags) 


	rq_unlock_irq(rq, &rf);

}

EXPORT_SYMBOL_GPL(psi_memstall_leave);



#ifdef CONFIG_CGROUPS

int psi_cgroup_alloc(struct cgroup *cgroup)