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authorJiri Kosina <jkosina@suse.cz>2012-02-06 19:11:09 +0400
committerJiri Kosina <jkosina@suse.cz>2012-02-06 19:12:16 +0400
commitd4730ace0c7dbb64513e35b6fc5fd7e7f381e490 (patch)
tree18890c096cdd869a593c56de3257faa40af8e050 /drivers/gpu/drm/drm_fb_helper.c
parentc1c454b8691cc95aa83f19273ed7845914c70e83 (diff)
parent23783f817bceedd6d4e549385e3f400ea64059e5 (diff)
downloadlinux-d4730ace0c7dbb64513e35b6fc5fd7e7f381e490.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into upstream-fixes
Sync with Linus' tree. This is necessary to have a base for patch that fixes commit 35b4c01e29b ("power_supply: add "powers" links to self-powered HID devices") which went in through Anton's tree.
Diffstat (limited to 'drivers/gpu/drm/drm_fb_helper.c')
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 80fe39d98b0c..aada26f63dec 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -255,6 +255,13 @@ bool drm_fb_helper_force_kernel_mode(void)
int drm_fb_helper_panic(struct notifier_block *n, unsigned long ununsed,
void *panic_str)
{
+ /*
+ * It's a waste of time and effort to switch back to text console
+ * if the kernel should reboot before panic messages can be seen.
+ */
+ if (panic_timeout < 0)
+ return 0;
+
printk(KERN_ERR "panic occurred, switching back to text console\n");
return drm_fb_helper_force_kernel_mode();
}