diff options
| author | Linus Walleij <[email protected]> | 2021-11-27 00:54:16 +0100 |
|---|---|---|
| committer | Linus Walleij <[email protected]> | 2021-11-27 00:54:16 +0100 |
| commit | 2448eab44034d9603c97ca17760a53d4d6e4b60c (patch) | |
| tree | 7f323cea55258e94e0c7c70b63d02c9effb00c1f /arch/powerpc/kernel/watchdog.c | |
| parent | deee705a1c9cce9c7eb699d529f1c0b3c80d339d (diff) | |
| parent | 136057256686de39cc3a07c2e39ef6bc43003ff6 (diff) | |
Merge tag 'v5.16-rc2' into devel
Linux 5.16-rc2 is needed because nonurgent fixes headed
for next are strongly textually dependent on a fix that
was applied for rc2.
Signed-off-by: Linus Walleij <[email protected]>
Diffstat (limited to 'arch/powerpc/kernel/watchdog.c')
| -rw-r--r-- | arch/powerpc/kernel/watchdog.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/watchdog.c b/arch/powerpc/kernel/watchdog.c index f9ea0e5357f9..3fa6d240bade 100644 --- a/arch/powerpc/kernel/watchdog.c +++ b/arch/powerpc/kernel/watchdog.c @@ -187,6 +187,12 @@ static void watchdog_smp_panic(int cpu, u64 tb) if (sysctl_hardlockup_all_cpu_backtrace) trigger_allbutself_cpu_backtrace(); + /* + * Force flush any remote buffers that might be stuck in IRQ context + * and therefore could not run their irq_work. + */ + printk_trigger_flush(); + if (hardlockup_panic) nmi_panic(NULL, "Hard LOCKUP"); |