aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86/Kconfig.cpu
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/Kconfig.cpu')
-rw-r--r--arch/x86/Kconfig.cpu20
1 files changed, 0 insertions, 20 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index a19829374e6a..918fbb1855cc 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -502,23 +502,3 @@ config CPU_SUP_UMC_32
502 CPU might render the kernel unbootable. 502 CPU might render the kernel unbootable.
503 503
504 If unsure, say N. 504 If unsure, say N.
505
506config X86_DS
507 def_bool X86_PTRACE_BTS
508 depends on X86_DEBUGCTLMSR
509 select HAVE_HW_BRANCH_TRACER
510
511config X86_PTRACE_BTS
512 bool "Branch Trace Store"
513 default y
514 depends on X86_DEBUGCTLMSR
515 depends on BROKEN
516 ---help---
517 This adds a ptrace interface to the hardware's branch trace store.
518
519 Debuggers may use it to collect an execution trace of the debugged
520 application in order to answer the question 'how did I get here?'.
521 Debuggers may trace user mode as well as kernel mode.
522
523 Say Y unless there is no application development on this machine
524 and you want to save a small amount of code size.