X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fi386%2FKconfig.debug;h=b7dc11db34790f648d31197b1d646787b9af38e3;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=c92191b1fb672935527bccbadfdd129065306edb;hpb=43bc926fffd92024b46cafaf7350d669ba9ca884;p=linux-2.6.git

diff --git a/arch/i386/Kconfig.debug b/arch/i386/Kconfig.debug
index c92191b1f..b7dc11db3 100644
--- a/arch/i386/Kconfig.debug
+++ b/arch/i386/Kconfig.debug
@@ -1,5 +1,9 @@
 menu "Kernel hacking"
 
+config TRACE_IRQFLAGS_SUPPORT
+	bool
+	default y
+
 source "lib/Kconfig.debug"
 
 config EARLY_PRINTK
@@ -31,15 +35,6 @@ config DEBUG_STACK_USAGE
 
 	  This option will slow down process creation somewhat.
 
-config STACK_BACKTRACE_COLS
-	int "Stack backtraces per line" if DEBUG_KERNEL
-	range 1 3
-	default 2
-	help
-	  Selects how many stack backtrace entries per line to display.
-
-	  This can save screen space when displaying traces.
-
 comment "Page alloc debug is incompatible with Software Suspend on i386"
 	depends on DEBUG_KERNEL && SOFTWARE_SUSPEND
 
@@ -84,10 +79,21 @@ config X86_MPPARSE
 config DOUBLEFAULT
 	default y
 	bool "Enable doublefault exception handler" if EMBEDDED
+	depends on !X86_NO_TSS
 	help
           This option allows trapping of rare doublefault exceptions that
           would otherwise cause a system to silently reboot. Disabling this
           option saves about 4k and might cause you much additional grey
           hair.
 
+config DEBUG_PARAVIRT
+	bool "Enable some paravirtualization debugging"
+	default y
+	depends on PARAVIRT && DEBUG_KERNEL
+	help
+	  Currently deliberately clobbers regs which are allowed to be
+	  clobbered in inlined paravirt hooks, even in native mode.
+	  If turning this off solves a problem, then DISABLE_INTERRUPTS() or
+	  ENABLE_INTERRUPTS() is lying about what registers can be clobbered.
+
 endmenu