The patch titled
Subject: kernel-add-panic_on_warn-v9
has been removed from the -mm tree. Its filename was
kernel-add-panic_on_warn-v9.patch
This patch was dropped because it was folded into kernel-add-panic_on_warn.patch
------------------------------------------------------
From: Prarit Bhargava <prarit@xxxxxxxxxx>
Subject: kernel-add-panic_on_warn-v9
Signed-off-by: Prarit Bhargava <prarit@xxxxxxxxxx>
Acked-by: Yasuaki Ishimatsu <isimatu.yasuaki@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/panic.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff -puN kernel/panic.c~kernel-add-panic_on_warn-v9 kernel/panic.c
--- a/kernel/panic.c~kernel-add-panic_on_warn-v9
+++ a/kernel/panic.c
@@ -23,7 +23,6 @@
#include <linux/sysrq.h>
#include <linux/init.h>
#include <linux/nmi.h>
-#include <linux/crash_dump.h>
#define PANIC_TIMER_STEP 100
#define PANIC_BLINK_SPD 18
@@ -423,8 +422,7 @@ static void warn_slowpath_common(const c
{
disable_trace_on_warning();
- if (!panic_on_warn)
- pr_warn("------------[ cut here ]------------\n");
+ pr_warn("------------[ cut here ]------------\n");
pr_warn("WARNING: CPU: %d PID: %d at %s:%d %pS()\n",
raw_smp_processor_id(), current->pid, file, line, caller);
@@ -433,8 +431,10 @@ static void warn_slowpath_common(const c
if (panic_on_warn) {
/*
- * A flood of WARN()s may occur. Prevent further WARN()s
- * from panicking the system.
+ * This thread may hit another WARN() in the panic path.
+ * Resetting this prevents additional WARN() from panicking the
+ * system on this thread. Other threads are blocked by the
+ * panic_mutex in panic().
*/
panic_on_warn = 0;
panic("panic_on_warn set ...\n");
_
Patches currently in -mm which might be from prarit@xxxxxxxxxx are
kernel-add-panic_on_warn.patch
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