From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/mm/mmu_notifier.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'kernel/mm/mmu_notifier.c') diff --git a/kernel/mm/mmu_notifier.c b/kernel/mm/mmu_notifier.c index 3b9b3d074..5fbdd367b 100644 --- a/kernel/mm/mmu_notifier.c +++ b/kernel/mm/mmu_notifier.c @@ -123,6 +123,23 @@ int __mmu_notifier_clear_flush_young(struct mm_struct *mm, return young; } +int __mmu_notifier_clear_young(struct mm_struct *mm, + unsigned long start, + unsigned long end) +{ + struct mmu_notifier *mn; + int young = 0, id; + + id = srcu_read_lock(&srcu); + hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) { + if (mn->ops->clear_young) + young |= mn->ops->clear_young(mn, mm, start, end); + } + srcu_read_unlock(&srcu, id); + + return young; +} + int __mmu_notifier_test_young(struct mm_struct *mm, unsigned long address) { -- cgit 1.2.3-korg