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| author | Thomas Gleixner <tglx@linutronix.de> | 2012-03-13 16:34:48 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2012-03-13 16:35:16 +0100 |
| commit | df8d291f28aa1e8437c8f7816328a6516379c71b (patch) | |
| tree | 26ae585aa259584ddd0d9088933547c065c37086 /kernel/printk.c | |
| parent | genirq: Get rid of unnecessary IRQTF_DIED flag (diff) | |
| parent | Linux 3.3-rc7 (diff) | |
| download | linux-df8d291f28aa1e8437c8f7816328a6516379c71b.tar.xz linux-df8d291f28aa1e8437c8f7816328a6516379c71b.zip | |
Merge branch 'linus' into irq/core
Reason: Get upstream fixes integrated before further modifications.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/printk.c')
| -rw-r--r-- | kernel/printk.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/printk.c b/kernel/printk.c index 13c0a1143f49..32690a0b7a18 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -702,6 +702,9 @@ static bool printk_time = 0; #endif module_param_named(time, printk_time, bool, S_IRUGO | S_IWUSR); +static bool always_kmsg_dump; +module_param_named(always_kmsg_dump, always_kmsg_dump, bool, S_IRUGO | S_IWUSR); + /* Check if we have any console registered that can be called early in boot. */ static int have_callable_console(void) { @@ -1732,6 +1735,9 @@ void kmsg_dump(enum kmsg_dump_reason reason) unsigned long l1, l2; unsigned long flags; + if ((reason > KMSG_DUMP_OOPS) && !always_kmsg_dump) + return; + /* Theoretically, the log could move on after we do this, but there's not a lot we can do about that. The new messages will overwrite the start of what we dump. */ |