From: Oleg Nesterov <oleg@redhat.com>
To: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Alan Stern <stern@rowland.harvard.edu>,
Ingo Molnar <mingo@elte.hu>,
Jan Kratochvil <jan.kratochvil@redhat.com>,
Prasad <prasad@linux.vnet.ibm.com>,
linux-kernel@vger.kernel.org
Subject: [PATCH 2/2] x86: kill TIF_DEBUG
Date: Tue, 30 Apr 2013 20:53:58 +0200 [thread overview]
Message-ID: <20130430185358.GC12389@redhat.com> (raw)
In-Reply-To: <20130430185322.GA12389@redhat.com>
Because it is not used.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
---
arch/x86/include/asm/thread_info.h | 4 +---
1 files changed, 1 insertions(+), 3 deletions(-)
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index 2cd056e..af71d98 100644
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -89,7 +89,6 @@ struct thread_info {
#define TIF_FORK 18 /* ret_from_fork */
#define TIF_NOHZ 19 /* in adaptive nohz mode */
#define TIF_MEMDIE 20 /* is terminating due to OOM killer */
-#define TIF_DEBUG 21 /* uses debug registers */
#define TIF_IO_BITMAP 22 /* uses I/O bitmap */
#define TIF_FORCED_TF 24 /* true if TF in eflags artificially */
#define TIF_BLOCKSTEP 25 /* set when we want DEBUGCTLMSR_BTF */
@@ -113,7 +112,6 @@ struct thread_info {
#define _TIF_IA32 (1 << TIF_IA32)
#define _TIF_FORK (1 << TIF_FORK)
#define _TIF_NOHZ (1 << TIF_NOHZ)
-#define _TIF_DEBUG (1 << TIF_DEBUG)
#define _TIF_IO_BITMAP (1 << TIF_IO_BITMAP)
#define _TIF_FORCED_TF (1 << TIF_FORCED_TF)
#define _TIF_BLOCKSTEP (1 << TIF_BLOCKSTEP)
@@ -154,7 +152,7 @@ struct thread_info {
(_TIF_IO_BITMAP|_TIF_NOTSC|_TIF_BLOCKSTEP)
#define _TIF_WORK_CTXSW_PREV (_TIF_WORK_CTXSW|_TIF_USER_RETURN_NOTIFY)
-#define _TIF_WORK_CTXSW_NEXT (_TIF_WORK_CTXSW|_TIF_DEBUG)
+#define _TIF_WORK_CTXSW_NEXT (_TIF_WORK_CTXSW)
#define PREEMPT_ACTIVE 0x10000000
--
1.5.5.1
next prev parent reply other threads:[~2013-04-30 18:57 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-18 18:43 [PATCH v2 0/6] ptrace/x86: hw_breakpoints fixes/cleanups Oleg Nesterov
2013-04-18 18:44 ` [PATCH 1/6] ptrace/x86: simplify the "disable" logic in ptrace_write_dr7() Oleg Nesterov
2013-04-18 18:44 ` [PATCH 2/6] ptrace/x86: dont delay "disable" till second pass " Oleg Nesterov
2013-04-18 18:44 ` [PATCH 3/6] ptrace/x86: introduce ptrace_register_breakpoint() Oleg Nesterov
2013-04-18 19:01 ` Oleg Nesterov
2013-04-29 15:56 ` Frederic Weisbecker
2013-04-18 18:44 ` [PATCH 4/6] ptrace/x86: ptrace_write_dr7() should create bp if !disabled Oleg Nesterov
2013-04-29 15:59 ` Frederic Weisbecker
2013-04-18 18:44 ` [PATCH 5/6] ptrace/x86: cleanup ptrace_set_debugreg() Oleg Nesterov
2013-04-29 16:00 ` Frederic Weisbecker
2013-04-18 18:44 ` [PATCH 6/6] ptrace: PTRACE_DETACH should do flush_ptrace_hw_breakpoint(child) Oleg Nesterov
2013-04-29 16:09 ` Frederic Weisbecker
2013-04-29 16:40 ` Oleg Nesterov
2013-04-29 23:36 ` Frederic Weisbecker
2013-04-30 17:51 ` Oleg Nesterov
2013-04-30 18:53 ` [PATCH 0/2] (Was: ptrace: PTRACE_DETACH should do flush_ptrace_hw_breakpoint(child)) Oleg Nesterov
2013-04-30 18:53 ` [PATCH 1/2] ptrace/x86: flush_ptrace_hw_breakpoint() shoule clear the virtual debug registers Oleg Nesterov
2013-04-30 18:53 ` Oleg Nesterov [this message]
2013-04-29 23:37 ` [PATCH 6/6] ptrace: PTRACE_DETACH should do flush_ptrace_hw_breakpoint(child) Frederic Weisbecker
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