gpu/drm, x86, PAT: io_mapping_create_wc and resource_size_t

[safe/jmp/linux-2.6] / arch / x86 / Kconfig.debug

diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 2a3dfbd..e1983fa 100644 (file)
--- 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
@@ -186,32 +174,8 @@ 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
-         implementation and works via page faults. Tracing is disabled by
-         default and can be enabled at run-time.
-
-         See Documentation/tracers/mmiotrace.txt.
-         If you are not helping to develop drivers, say N.
-
-config MMIOTRACE_TEST
-       tristate "Test module for mmiotrace"
-       depends on MMIOTRACE && m
-       help
-         This is a dumb module for testing mmiotrace. It is very dangerous
-         as it will write garbage to IO memory starting at a given address.
-         However, it should be safe to use on e.g. unused portion of VRAM.
-
-         Say N, unless you absolutely know what you are doing.
+config HAVE_MMIOTRACE_SUPPORT
+       def_bool y
 
 #
 # IO delay types:
@@ -307,10 +271,10 @@ 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.