summaryrefslogtreecommitdiffstats
path: root/arch/x86/Kconfig.debug
diff options
context:
space:
mode:
authorDavid Vrabel <david.vrabel@csr.com>2009-01-02 13:17:13 +0000
committerDavid Vrabel <david.vrabel@csr.com>2009-01-02 13:17:13 +0000
commitb21a207141d83a06abc5f492b80204602e02ca44 (patch)
treef0152cde543008c72d7eb5c12c18095ad92785e6 /arch/x86/Kconfig.debug
parent3af373021fa32f8f787bfbdcc1a9277a287bde4e (diff)
parentb58602a4bac012b5f4fc12fe6b46ab237b610d5d (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Conflicts: drivers/uwb/wlp/eda.c
Diffstat (limited to 'arch/x86/Kconfig.debug')
-rw-r--r--arch/x86/Kconfig.debug24
1 files changed, 4 insertions, 20 deletions
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 2a3dfbd5e67..10d6cc3fd05 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -114,18 +114,6 @@ config DEBUG_RODATA
data. This is recommended so that we can catch kernel bugs sooner.
If in doubt, say "Y".
-config DIRECT_GBPAGES
- bool "Enable gbpages-mapped kernel pagetables"
- depends on DEBUG_KERNEL && EXPERIMENTAL && X86_64
- help
- Enable gigabyte pages support (if the CPU supports it). This can
- improve the kernel's performance a tiny bit by reducing TLB
- pressure.
-
- This is experimental code.
-
- If in doubt, say "N".
-
config DEBUG_RODATA_TEST
bool "Testcase for the DEBUG_RODATA feature"
depends on DEBUG_RODATA
@@ -186,14 +174,10 @@ config IOMMU_LEAK
Add a simple leak tracer to the IOMMU code. This is useful when you
are debugging a buggy device driver that leaks IOMMU mappings.
-config MMIOTRACE_HOOKS
- bool
-
config MMIOTRACE
bool "Memory mapped IO tracing"
depends on DEBUG_KERNEL && PCI
select TRACING
- select MMIOTRACE_HOOKS
help
Mmiotrace traces Memory Mapped I/O access and is meant for
debugging and reverse engineering. It is called from the ioremap
@@ -307,10 +291,10 @@ config OPTIMIZE_INLINING
developers have marked 'inline'. Doing so takes away freedom from gcc to
do what it thinks is best, which is desirable for the gcc 3.x series of
compilers. The gcc 4.x series have a rewritten inlining algorithm and
- disabling this option will generate a smaller kernel there. Hopefully
- this algorithm is so good that allowing gcc4 to make the decision can
- become the default in the future, until then this option is there to
- test gcc for this.
+ enabling this option will generate a smaller kernel there. Hopefully
+ this algorithm is so good that allowing gcc 4.x and above to make the
+ decision will become the default in the future. Until then this option
+ is there to test gcc for this.
If unsure, say N.