X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=arch%2Fi386%2FKconfig.debug;h=b31c0802e1ccf53f1e5a677e802c5e34166ebc54;hb=52978be636374c4bfb61220b37fa12f55a071c46;hp=bf32ecc9ad04908bf20e6b1f76d3250a02aeada6;hpb=cc918c7ab7da017bfaf9661420bb5c462e057cfb;p=powerpc.git

diff --git a/arch/i386/Kconfig.debug b/arch/i386/Kconfig.debug
index bf32ecc9ad..b31c0802e1 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
@@ -35,8 +39,8 @@ comment "Page alloc debug is incompatible with Software Suspend on i386"
 	depends on DEBUG_KERNEL && SOFTWARE_SUSPEND
 
 config DEBUG_PAGEALLOC
-	bool "Page alloc debugging"
-	depends on DEBUG_KERNEL && !SOFTWARE_SUSPEND
+	bool "Debug page memory allocations"
+	depends on DEBUG_KERNEL && !SOFTWARE_SUSPEND && !HUGETLBFS
 	help
 	  Unmap pages from the kernel linear mapping after free_pages().
 	  This results in a large slowdown, but helps to find certain types
@@ -72,4 +76,13 @@ config X86_MPPARSE
 	depends on X86_LOCAL_APIC && !X86_VISWS
 	default y
 
+config DOUBLEFAULT
+	default y
+	bool "Enable doublefault exception handler" if EMBEDDED
+	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.
+
 endmenu