Commit b356e89b authored Nov 09, 2019 by Douglas Anderson Committed by Daniel Thompson Jan 31, 2020

MIPS: kdb: Remove old workaround for backtracing on other CPUs

As of commit 2277b492 ("kdb: Fix stack crawling on 'running' CPUs
that aren't the master") we no longer need any special case for doing
stack dumps on CPUs that are not the kdb master. Let's remove.

Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://lore.kernel.org/r/20191109111623.1.I30a0cac4d9880040c8d41495bd9a567fe3e24989@changeid

Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org>

parent def9d278

arch/mips/kernel/traps.c

+0 −5

Original line number	Diff line number	Diff line
		@@ -210,11 +210,6 @@ void show_stack(struct task_struct task, unsigned long sp)
		regs.regs[29] = task->thread.reg29;
		regs.regs[31] = 0;
		regs.cp0_epc = task->thread.reg31;
		#ifdef CONFIG_KGDB_KDB
		} else if (atomic_read(&kgdb_active) != -1 &&
		kdb_current_regs) {
		memcpy(&regs, kdb_current_regs, sizeof(regs));
		#endif /* CONFIG_KGDB_KDB */
		} else {
		prepare_frametrace(&regs);
		}