From 04229110adfba984950fc0209632640a76eb1de4 Mon Sep 17 00:00:00 2001 From: "Paul E. McKenney" Date: Mon, 5 Nov 2018 16:53:13 -0800 Subject: [PATCH] powerpc: Convert hugepd_free() to use call_rcu() Now that call_rcu()'s callback is not invoked until after all preempt-disable regions of code have completed (in addition to explicitly marked RCU read-side critical sections), call_rcu() can be used in place of call_rcu_sched(). This commit therefore makes that change. Signed-off-by: Paul E. McKenney Cc: Benjamin Herrenschmidt Cc: Paul Mackerras Cc: Michael Ellerman Cc: --- arch/powerpc/mm/hugetlbpage.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 8cf035e68378..4c01e9a01a74 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -289,7 +289,7 @@ static void hugepd_free(struct mmu_gather *tlb, void *hugepte) (*batchp)->ptes[(*batchp)->index++] = hugepte; if ((*batchp)->index == HUGEPD_FREELIST_SIZE) { - call_rcu_sched(&(*batchp)->rcu, hugepd_free_rcu_callback); + call_rcu(&(*batchp)->rcu, hugepd_free_rcu_callback); *batchp = NULL; } put_cpu_var(hugepd_freelist_cur); -- 2.45.2