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authorArjan van de Ven <arjan@linux.intel.com>2008-10-17 18:20:26 +0200
committerArjan van de Ven <arjan@linux.intel.com>2008-10-17 18:20:26 +0200
commit651dab4264e4ba0e563f5ff56f748127246e9065 (patch)
tree016630974bdcb00fe529b673f96d389e0fd6dc94 /arch/x86/Kconfig.debug
parentDECLARE_PER_CPU needs linux/percpu.h (diff)
parent{pci,pnp} quirks.c: don't use deprecated print_fn_descriptor_symbol() (diff)
downloadlinux-651dab4264e4ba0e563f5ff56f748127246e9065.tar.xz
linux-651dab4264e4ba0e563f5ff56f748127246e9065.zip
Merge commit 'linus/master' into merge-linus
Conflicts: arch/x86/kvm/i8254.c
Diffstat (limited to 'arch/x86/Kconfig.debug')
-rw-r--r--arch/x86/Kconfig.debug13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 092f019e033a..2a3dfbd5e677 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -43,6 +43,19 @@ config EARLY_PRINTK
with klogd/syslogd or the X server. You should normally N here,
unless you want to debug such a crash.
+config EARLY_PRINTK_DBGP
+ bool "Early printk via EHCI debug port"
+ default n
+ depends on EARLY_PRINTK && PCI
+ help
+ Write kernel log output directly into the EHCI debug port.
+
+ This is useful for kernel debugging when your machine crashes very
+ early before the console code is initialized. For normal operation
+ it is not recommended because it looks ugly and doesn't cooperate
+ with klogd/syslogd or the X server. You should normally N here,
+ unless you want to debug such a crash. You need usb debug device.
+
config DEBUG_STACKOVERFLOW
bool "Check for stack overflows"
depends on DEBUG_KERNEL