[PATCH v2 2/5] mmu_notifiers: Fixup comment in mmu_interval_read_begin()

From: Alistair Popple
Date: Wed Jul 19 2023 - 08:19:33 EST


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.

Signed-off-by: Alistair Popple <apopple@xxxxxxxxxx>
---
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
--
git-series 0.9.1