linux-kernel - [PATCH 03/10] watchdog/hardlockup: Don't use raw_cpu_ptr() in watchdog_hardlockup

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Message-ID: <20230526184139.3.I660e103077dcc23bb29aaf2be09cb234e0495b2d@changeid>
Date:   Fri, 26 May 2023 18:41:33 -0700
From:   Douglas Anderson <dianders@...omium.org>
To:     Petr Mladek <pmladek@...e.com>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     kgdb-bugreport@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
        Nicholas Piggin <npiggin@...il.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        linuxppc-dev@...ts.ozlabs.org,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        sparclinux@...r.kernel.org,
        "David S . Miller" <davem@...emloft.net>,
        linux-perf-users@...r.kernel.org,
        Douglas Anderson <dianders@...omium.org>
Subject: [PATCH 03/10] watchdog/hardlockup: Don't use raw_cpu_ptr() in watchdog_hardlockup_kick()

In the patch ("watchdog/hardlockup: add a "cpu" param to
watchdog_hardlockup_check()") there was no reason to use
raw_cpu_ptr(). Using this_cpu_ptr() works fine.

Suggested-by: Petr Mladek <pmladek@...e.com>
Signed-off-by: Douglas Anderson <dianders@...omium.org>
---

 kernel/watchdog.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index 62230f5b8878..32dac8028753 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -133,7 +133,7 @@ static bool is_hardlockup(unsigned int cpu)
 
 static unsigned long watchdog_hardlockup_kick(void)
 {
-	return atomic_inc_return(raw_cpu_ptr(&hrtimer_interrupts));
+	return atomic_inc_return(this_cpu_ptr(&hrtimer_interrupts));
 }
 
 void watchdog_hardlockup_check(unsigned int cpu, struct pt_regs *regs)
-- 
2.41.0.rc0.172.g3f132b7071-goog