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The pvpanic driver relies on panic notifiers to execute a callback on panic event. Such function is executed in atomic context - the panic function disables local IRQs, preemption and all other CPUs that aren't running the panic code. With that said, it's dangerous to use regular spinlocks in such path, as introduced by commit |
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.. | ||
Kconfig | ||
Makefile | ||
pvpanic-mmio.c | ||
pvpanic-pci.c | ||
pvpanic.c | ||
pvpanic.h |