From: Ingo Molnar Date: Wed, 15 Apr 2009 21:15:14 +0000 (+0200) Subject: x86: disable X86_PTRACE_BTS for now X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d45b41ae8da0f54aec0eebcc6f893ba5f22a1e8e;p=linux-beck.git x86: disable X86_PTRACE_BTS for now Oleg Nesterov found a couple of races in the ptrace-bts code and fixes are queued up for it but they did not get ready in time for the merge window. We'll merge them in v2.6.31 - until then mark the feature as CONFIG_BROKEN. There's no user-space yet making use of this so it's not a big issue. Cc: Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 924e156a85ab..8130334329c0 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -506,6 +506,7 @@ 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.