From 57b037dbbadc0d8de44bf06a62ad2d9265ef31d3 Mon Sep 17 00:00:00 2001 From: Alistair Popple Date: Tue, 25 Jul 2023 23:42:04 +1000 Subject: [PATCH] mmu_notifiers: fixup comment in mmu_interval_read_begin() The comment in mmu_interval_read_begin() refers to a function that doesn't exist and uses the wrong call-back name. The op for mmu interval notifiers is mmu_interval_notifier_ops->invalidate() so fix the comment up to reflect that. Link: https://lkml.kernel.org/r/e7a09081b3ac82a03c189409f1262fc2df91071e.1690292440.git-series.apopple@nvidia.com Signed-off-by: Alistair Popple Reviewed-by: Jason Gunthorpe Cc: Andrew Donnellan Cc: Catalin Marinas Cc: Chaitanya Kumar Borah Cc: Frederic Barrat Cc: Jason Gunthorpe Cc: John Hubbard Cc: Kevin Tian Cc: Michael Ellerman Cc: Nicholas Piggin Cc: Nicolin Chen Cc: Robin Murphy Cc: Sean Christopherson Cc: SeongJae Park Cc: Tvrtko Ursulin Cc: Will Deacon Cc: Zhi Wang Signed-off-by: Andrew Morton --- mm/mmu_notifier.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/mmu_notifier.c b/mm/mmu_notifier.c index 50c0dde..b7ad155 100644 --- a/mm/mmu_notifier.c +++ b/mm/mmu_notifier.c @@ -199,7 +199,7 @@ mmu_interval_read_begin(struct mmu_interval_notifier *interval_sub) * invalidate_start/end and is colliding. * * The locking looks broadly like this: - * mn_tree_invalidate_start(): mmu_interval_read_begin(): + * mn_itree_inv_start(): mmu_interval_read_begin(): * spin_lock * seq = READ_ONCE(interval_sub->invalidate_seq); * seq == subs->invalidate_seq @@ -207,7 +207,7 @@ mmu_interval_read_begin(struct mmu_interval_notifier *interval_sub) * spin_lock * seq = ++subscriptions->invalidate_seq * spin_unlock - * op->invalidate_range(): + * op->invalidate(): * user_lock * mmu_interval_set_seq() * interval_sub->invalidate_seq = seq -- 2.7.4