Commit-ID: 511b01bdf64ad8a38414096eab283c7784aebfc4 Gitweb: http://git.kernel.org/tip/511b01bdf64ad8a38414096eab283c7784aebfc4 Author: Ingo Molnar <mingo@xxxxxxx> AuthorDate: Thu, 11 Jun 2009 00:32:00 +0200 Committer: Ingo Molnar <mingo@xxxxxxx> CommitDate: Thu, 11 Jun 2009 00:32:00 +0200 Revert "x86, bts: reenable ptrace branch trace support" This reverts commit 7e0bfad24d85de7cf2202a7b0ce51de11a077b21. A late objection to the ABI has arrived: http://lkml.org/lkml/2009/6/10/253 Keep the ABI disabled out of caution, to not create premature user-space expectations. While the hw-branch-tracing variant uses and tests the BTS code. Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Markus Metzger <markus.t.metzger@xxxxxxxxx> Cc: Oleg Nesterov <oleg@xxxxxxxxxx> Signed-off-by: Ingo Molnar <mingo@xxxxxxx> --- arch/x86/Kconfig.cpu | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 924e156..8130334 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. -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html