Merge branch 'x86-build-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[deliverable/linux.git] / arch / x86 / Kconfig

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 3fb871908ab2d481a2716cdee643d21cd69d4c02..57fecc1db94d6f8258ec948a244f60789ce4ac8c 100644 (file)
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -38,6 +38,7 @@ config X86
        select HAVE_KRETPROBES
        select HAVE_OPTPROBES
        select HAVE_FTRACE_MCOUNT_RECORD
+       select HAVE_FENTRY if X86_64
        select HAVE_C_RECORDMCOUNT
        select HAVE_DYNAMIC_FTRACE
        select HAVE_FUNCTION_TRACER
@@ -62,6 +63,8 @@ config X86
        select HAVE_MIXED_BREAKPOINTS_REGS
        select PERF_EVENTS
        select HAVE_PERF_EVENTS_NMI
+       select HAVE_PERF_REGS
+       select HAVE_PERF_USER_STACK_DUMP
        select ANON_INODES
        select HAVE_ALIGNED_STRUCT_PAGE if SLUB && !M386
        select HAVE_CMPXCHG_LOCAL if !M386
@@ -99,6 +102,8 @@ config X86
        select KTIME_SCALAR if X86_32
        select GENERIC_STRNCPY_FROM_USER
        select GENERIC_STRNLEN_USER
+       select HAVE_RCU_USER_QS if X86_64
+       select HAVE_IRQ_TIME_ACCOUNTING
 
 config INSTRUCTION_DECODER
        def_bool y
@@ -754,10 +759,10 @@ config SWIOTLB
        def_bool y if X86_64
        ---help---
          Support for software bounce buffers used on x86-64 systems
-         which don't have a hardware IOMMU (e.g. the current generation
-         of Intel's x86-64 CPUs). Using this PCI devices which can only
-         access 32-bits of memory can be used on systems with more than
-         3 GB of memory. If unsure, say Y.
+         which don't have a hardware IOMMU. Using this PCI devices
+         which can only access 32-bits of memory can be used on systems
+         with more than 3 GB of memory.
+         If unsure, say Y.
 
 config IOMMU_HELPER
        def_bool y
@@ -805,17 +810,6 @@ config SCHED_MC
          making when dealing with multi-core CPU chips at a cost of slightly
          increased overhead in some places. If unsure say N here.
 
-config IRQ_TIME_ACCOUNTING
-       bool "Fine granularity task level IRQ time accounting"
-       default n
-       ---help---
-         Select this option to enable fine granularity task irq time
-         accounting. This is done by reading a timestamp on each
-         transitions between softirq and hardirq state, so there can be a
-         small performance impact.
-
-         If in doubt, say N here.
-
 source "kernel/Kconfig.preempt"
 
 config X86_UP_APIC