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Message-ID: <174220769598.14745.1929425104985215336.tip-bot2@tip-bot2>
Date: Mon, 17 Mar 2025 10:34:55 -0000
From: "tip-bot2 for Sebastian Andrzej Siewior" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
 "Peter Zijlstra (Intel)" <peterz@...radead.org>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject: [tip: sched/core] lib/dump_stack: Use preempt_model_str()

The following commit has been merged into the sched/core branch of tip:

Commit-ID:     d167706f68ee22635a244bd414927f4202a3e942
Gitweb:        https://git.kernel.org/tip/d167706f68ee22635a244bd414927f4202a3e942
Author:        Sebastian Andrzej Siewior <bigeasy@...utronix.de>
AuthorDate:    Fri, 14 Mar 2025 17:08:03 +01:00
Committer:     Peter Zijlstra <peterz@...radead.org>
CommitterDate: Mon, 17 Mar 2025 11:23:39 +01:00

lib/dump_stack: Use preempt_model_str()

Use preempt_model_str() to print the current preemption model. Use
pr_warn() instead of printk() to pass a loglevel. This makes it part of
generic WARN/ BUG traces.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Link: https://lore.kernel.org/r/20250314160810.2373416-3-bigeasy@linutronix.de
---
 lib/dump_stack.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/dump_stack.c b/lib/dump_stack.c
index 388da1a..b3a85fe 100644
--- a/lib/dump_stack.c
+++ b/lib/dump_stack.c
@@ -54,7 +54,7 @@ void __init dump_stack_set_arch_desc(const char *fmt, ...)
  */
 void dump_stack_print_info(const char *log_lvl)
 {
-	printk("%sCPU: %d UID: %u PID: %d Comm: %.20s %s%s %s %.*s" BUILD_ID_FMT "\n",
+	printk("%sCPU: %d UID: %u PID: %d Comm: %.20s %s%s %s %.*s %s " BUILD_ID_FMT "\n",
 	       log_lvl, raw_smp_processor_id(),
 	       __kuid_val(current_real_cred()->euid),
 	       current->pid, current->comm,
@@ -62,7 +62,7 @@ void dump_stack_print_info(const char *log_lvl)
 	       print_tainted(),
 	       init_utsname()->release,
 	       (int)strcspn(init_utsname()->version, " "),
-	       init_utsname()->version, BUILD_ID_VAL);
+	       init_utsname()->version, preempt_model_str(), BUILD_ID_VAL);
 
 	if (get_taint())
 		printk("%s%s\n", log_lvl, print_tainted_verbose());

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