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authorThomas Gleixner <tglx@linutronix.de>2020-12-15 10:48:07 +0100
committerThomas Gleixner <tglx@linutronix.de>2020-12-15 10:48:07 +0100
commit3c41e57a1e168d879e923c5583adeae47eec9f64 (patch)
treee6272012c4b766189be2821316a3d23d115f5195 /kernel/exit.c
parentd14ce74f1fb376ccbbc0b05ded477ada51253729 (diff)
parent2f5fbc4305d07725bfebaedb09e57271315691ef (diff)
Merge tag 'irqchip-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Pull irqchip updates for 5.11 from Marc Zyngier: - Preliminary support for managed interrupts on platform devices - Correctly identify allocation of MSIs proxyied by another device - Remove the fasteoi IPI flow which has been proved useless - Generalise the Ocelot support to new SoCs - Improve GICv4.1 vcpu entry, matching the corresponding KVM optimisation - Work around spurious interrupts on Qualcomm PDC - Random fixes and cleanups Link: https://lore.kernel.org/r/20201212135626.1479884-1-maz@kernel.org
Diffstat (limited to 'kernel/exit.c')
-rw-r--r--kernel/exit.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index 87a2d515de0d..1f236ed375f8 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -454,7 +454,10 @@ static void exit_mm(void)
mmap_read_unlock(mm);
self.task = current;
- self.next = xchg(&core_state->dumper.next, &self);
+ if (self.task->flags & PF_SIGNALED)
+ self.next = xchg(&core_state->dumper.next, &self);
+ else
+ self.task = NULL;
/*
* Implies mb(), the result of xchg() must be visible
* to core_state->dumper.