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| author |   Ingo Molnar <mingo@kernel.org> | 2021-12-13 10:48:46 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2021-12-13 10:48:46 +0100 |
| commit | 6773cc31a9bb5122fd5c288f73ca006ad20a6c17 (patch) | |
| tree | 730ec8bcc0a5ddd5030268bb3ffd4945d34728c1 /lib/nmi_backtrace.c | |
| parent | futex: Fix additional regressions (diff) | |
| parent | Linux 5.16-rc5 (diff) | |
| download | wireguard-linux-6773cc31a9bb5122fd5c288f73ca006ad20a6c17.tar.xz wireguard-linux-6773cc31a9bb5122fd5c288f73ca006ad20a6c17.zip | |
Merge tag 'v5.16-rc5' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib/nmi_backtrace.c')
| -rw-r--r-- | lib/nmi_backtrace.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/nmi_backtrace.c b/lib/nmi_backtrace.c index f9e89001b52e..199ab201d501 100644 --- a/lib/nmi_backtrace.c +++ b/lib/nmi_backtrace.c @@ -75,6 +75,12 @@ void nmi_trigger_cpumask_backtrace(const cpumask_t *mask, touch_softlockup_watchdog(); } + /* + * Force flush any remote buffers that might be stuck in IRQ context + * and therefore could not run their irq_work. + */ + printk_trigger_flush(); + clear_bit_unlock(0, &backtrace_flag); put_cpu(); } |