From: Dmitry Safonov <dima@arista.com>
To: linux-kernel@vger.kernel.org
Cc: Dmitry Safonov <0x7f454c46@gmail.com>,
Dmitry Safonov <dima@arista.com>,
Andrew Morton <akpm@linux-foundation.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Ingo Molnar <mingo@kernel.org>, Jiri Slaby <jslaby@suse.com>,
Petr Mladek <pmladek@suse.com>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Subject: [PATCH 44/50] sysrq: Use show_stack_loglvl()
Date: Wed, 6 Nov 2019 03:05:35 +0000 [thread overview]
Message-ID: <20191106030542.868541-45-dima@arista.com> (raw)
In-Reply-To: <20191106030542.868541-1-dima@arista.com>
Show the stack trace on a CPU with the same log level as "CPU%d" header.
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.com>
Signed-off-by: Dmitry Safonov <dima@arista.com>
---
drivers/tty/sysrq.c | 2 +-
include/linux/sched/debug.h | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 573b2055173c..fc5f84fa5347 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -220,7 +220,7 @@ 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);
}
diff --git a/include/linux/sched/debug.h b/include/linux/sched/debug.h
index 95fb9e025247..373e4e3faf2a 100644
--- a/include/linux/sched/debug.h
+++ b/include/linux/sched/debug.h
@@ -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);
--
2.23.0
next prev parent reply other threads:[~2019-11-06 3:08 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20191106030542.868541-1-dima@arista.com>
2019-11-06 3:04 ` [PATCH 01/50] kallsyms/printk: Add loglvl to print_ip_sym() Dmitry Safonov
2019-11-06 4:38 ` Sergey Senozhatsky
2019-11-06 16:39 ` Dmitry Safonov
2019-11-13 15:49 ` Steven Rostedt
2019-11-06 3:04 ` [PATCH 02/50] alpha: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 3:04 ` [PATCH 03/50] arc: " Dmitry Safonov
2019-11-06 3:04 ` [PATCH 04/50] arm/asm: Add loglvl to c_backtrace() Dmitry Safonov
2019-11-06 3:04 ` [PATCH 05/50] arm: Add loglvl to unwind_backtrace() Dmitry Safonov
2019-11-06 9:12 ` Russell King - ARM Linux admin
2019-11-06 16:32 ` Dmitry Safonov
2019-11-06 3:04 ` [PATCH 06/50] arm: Add loglvl to dump_backtrace() Dmitry Safonov
2019-11-06 3:04 ` [PATCH 07/50] arm: Wire up dump_backtrace_{entry,stm} Dmitry Safonov
2019-11-06 3:04 ` [PATCH 08/50] arm: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 09/50] arm64: Add loglvl to dump_backtrace() Dmitry Safonov
2019-11-06 13:25 ` Will Deacon
2019-11-06 16:00 ` Dmitry Safonov
2019-11-06 3:05 ` [PATCH 10/50] arm64: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 11/50] c6x: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 12/50] csky: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 13/50] h8300: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 14/50] hexagon: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 15/50] ia64: Pass log level as arg into ia64_do_show_stack() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 16/50] ia64: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 17/50] m68k: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 18/50] microblaze: Add loglvl to microblaze_unwind_inner() Dmitry Safonov
2019-11-07 8:59 ` Michal Simek
2019-11-08 7:52 ` kbuild test robot
2019-11-06 3:05 ` [PATCH 19/50] microblaze: Add loglvl to microblaze_unwind() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 20/50] microblaze: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 21/50] mips: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 22/50] nds32: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 23/50] nios2: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 24/50] openrisc: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 25/50] parisc: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 26/50] powerpc: " Dmitry Safonov
2019-11-06 9:52 ` Michael Ellerman
2019-11-06 16:01 ` Dmitry Safonov
2019-11-06 3:05 ` [PATCH 27/50] riscv: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 28/50] s390: " Dmitry Safonov
2019-11-06 3:05 ` [PATCH 29/50] sh: Add loglvl to dump_mem() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 30/50] sh: Remove needless printk() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 31/50] sh: Add loglvl to printk_address() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 32/50] sh: Add loglvl to show_trace() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 33/50] sh: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 34/50] sparc: " Dmitry Safonov
2019-11-06 3:33 ` David Miller
2019-11-06 16:02 ` Dmitry Safonov
2019-11-08 7:08 ` kbuild test robot
2019-11-06 3:05 ` [PATCH 35/50] um/sysrq: Remove needless variable sp Dmitry Safonov
2019-11-06 3:05 ` [PATCH 36/50] um: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 37/50] unicore32: Remove unused pmode argument in c_backtrace() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 38/50] unicore32: Add loglvl to c_backtrace() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 39/50] unicore32: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 40/50] x86: Add missing const qualifiers for log_lvl Dmitry Safonov
2019-11-06 3:05 ` [PATCH 41/50] x86: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 42/50] xtensa: Add loglvl to show_trace() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 43/50] xtensa: Add show_stack_loglvl() Dmitry Safonov
2019-11-06 4:13 ` Max Filippov
2019-11-06 8:15 ` Petr Mladek
2019-11-06 16:06 ` Dmitry Safonov
2019-11-06 16:44 ` Max Filippov
2019-11-06 3:05 ` Dmitry Safonov [this message]
2019-11-06 3:05 ` [PATCH 45/50] x86/amd_gart: Print stacktrace for a leak with KERN_ERR Dmitry Safonov
2019-11-06 3:05 ` [PATCH 46/50] power: Use show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 47/50] kdb: Don't play with console_loglevel Dmitry Safonov
2019-11-06 3:05 ` [PATCH 48/50] sched: Print stack trace with KERN_INFO Dmitry Safonov
2019-11-06 3:05 ` [PATCH 49/50] kernel: Use show_stack_loglvl() Dmitry Safonov
2019-11-06 3:05 ` [PATCH 50/50] kernel: Rename show_stack_loglvl() => show_stack() Dmitry Safonov
2019-11-08 10:08 ` kbuild test robot
[not found] ` <20191106092039.GT4131@hirez.programming.kicks-ass.net>
[not found] ` <10db6fa1-5b17-ebe6-09e0-6335e09e4db8@arista.com>
[not found] ` <20191106203440.GH3079@worktop.programming.kicks-ass.net>
[not found] ` <20191106232512.GU25745@shell.armlinux.org.uk>
2019-11-07 7:27 ` [PATCH 00/50] Add log level to show_stack() Geert Uytterhoeven
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