linux-kernel - [PATCH] mm/arm64: Correct obsolete comment in do_page

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Date:   Fri, 5 Feb 2021 04:09:19 -0500
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <catalin.marinas@....com>, <will@...nel.org>
CC:     <akpm@...ux-foundation.org>, <peterx@...hat.com>,
        <mark.rutland@....com>, <elver@...gle.com>,
        <andreyknvl@...gle.com>, <vincenzo.frascino@....com>,
        <pcc@...gle.com>, <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linmiaohe@...wei.com>
Subject: [PATCH] mm/arm64: Correct obsolete comment in do_page_fault()

commit d8ed45c5dcd4 ("mmap locking API: use coccinelle to convert mmap_sem
rwsem call sites") has convertd down_read_trylock() to mmap_read_trylock().
But it forgot to update the relevant comment.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 arch/arm64/mm/fault.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index 304eef9b7d44..eaa373dab731 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -576,7 +576,7 @@ static int __kprobes do_page_fault(unsigned long far, unsigned int esr,
 		mmap_read_lock(mm);
 	} else {
 		/*
-		 * The above down_read_trylock() might have succeeded in which
+		 * The above mmap_read_trylock() might have succeeded in which
 		 * case, we'll have missed the might_sleep() from down_read().
 		 */
 		might_sleep();
-- 
2.19.1