sysrq: use show_stack_loglvl() (ab34b46d) · Commits · 戴 / test

Show the stack trace on a CPU with the same log level as "CPU%d" header. Signed-off-by:

Andrew Morton <akpm@linux-foundation.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Jiri Slaby <jslaby@suse.com> Link: http://lkml.kernel.org/r/20200418201944.482088-45-dima@arista.com Signed-off-by:

drivers/tty/sysrq.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -235,7 +235,7 @@ static void showacpu(void *dummy)

		raw_spin_lock_irqsave(&show_lock, flags);
		pr_info("CPU%d:\n", smp_processor_id());
		show_stack(NULL, NULL);
		show_stack_loglvl(NULL, NULL, KERN_INFO);
		raw_spin_unlock_irqrestore(&show_lock, flags);
		}

+2 −0

Original line number	Diff line number	Diff line
		@@ -31,6 +31,8 @@ extern void show_regs(struct pt_regs *);
		* trace (or NULL if the entire call-chain of the task should be shown).
		*/
		extern void show_stack(struct task_struct task, unsigned long sp);
		extern void show_stack_loglvl(struct task_struct task, unsigned long sp,
		const char *loglvl);

		extern void sched_show_task(struct task_struct *p);