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| author | Markus Metzger <markus.t.metzger@intel.com> | 2009-04-24 09:44:48 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-24 10:18:51 +0200 |
| commit | 7e0bfad24d85de7cf2202a7b0ce51de11a077b21 (patch) | |
| tree | 7b7cc30a0357914a41e84b4100f4f678010727a6 | |
| parent | 782cc5ae6331d63b4febaa312c9d14493aafa9b8 (diff) | |
| download | linux-stable-7e0bfad24d85de7cf2202a7b0ce51de11a077b21.tar.gz linux-stable-7e0bfad24d85de7cf2202a7b0ce51de11a077b21.tar.bz2 linux-stable-7e0bfad24d85de7cf2202a7b0ce51de11a077b21.zip | |
x86, bts: reenable ptrace branch trace support
The races found by Oleg Nesterov have been fixed.
Reenable branch trace support.
Signed-off-by: Markus Metzger <markus.t.metzger@intel.com>
Acked-by: Oleg Nesterov <oleg@redhat.com>
LKML-Reference: <20090424094448.A30216@sedona.ch.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | arch/x86/Kconfig.cpu | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 8130334329c0..924e156a85ab 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -506,7 +506,6 @@ 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. |