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r: 191147
b: refs/heads/master
c: faa4602
h: refs/heads/master
i:
  191145: faf0b88
  191143: 4354d29
v: v3
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Peter Zijlstra authored and Ingo Molnar committed Mar 26, 2010
1 parent 7fc7e4c commit 7663f90
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: 7c5ecaf7666617889f337296c610815b519abfa9
refs/heads/master: faa4602e47690fb11221e00f9b9697c8dc0d4b19
20 changes: 0 additions & 20 deletions trunk/arch/x86/Kconfig.cpu
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Expand Up @@ -502,23 +502,3 @@ config CPU_SUP_UMC_32
CPU might render the kernel unbootable.

If unsure, say N.

config X86_DS
def_bool X86_PTRACE_BTS
depends on X86_DEBUGCTLMSR
select HAVE_HW_BRANCH_TRACER

config X86_PTRACE_BTS
bool "Branch Trace Store"
default y
depends on X86_DEBUGCTLMSR
depends on BROKEN
---help---
This adds a ptrace interface to the hardware's branch trace store.

Debuggers may use it to collect an execution trace of the debugged
application in order to answer the question 'how did I get here?'.
Debuggers may trace user mode as well as kernel mode.

Say Y unless there is no application development on this machine
and you want to save a small amount of code size.
9 changes: 0 additions & 9 deletions trunk/arch/x86/Kconfig.debug
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Expand Up @@ -174,15 +174,6 @@ 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 X86_DS_SELFTEST
bool "DS selftest"
default y
depends on DEBUG_KERNEL
depends on X86_DS
---help---
Perform Debug Store selftests at boot time.
If in doubt, say "N".

config HAVE_MMIOTRACE_SUPPORT
def_bool y

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302 changes: 0 additions & 302 deletions trunk/arch/x86/include/asm/ds.h

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