From: Josh Poimboeuf <jpoimboe@redhat.com>
To: Jessica Yu <jeyu@redhat.com>, Jiri Kosina <jikos@kernel.org>,
Miroslav Benes <mbenes@suse.cz>, Petr Mladek <pmladek@suse.com>
Cc: linux-kernel@vger.kernel.org, live-patching@vger.kernel.org,
Michael Ellerman <mpe@ellerman.id.au>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
x86@kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-s390@vger.kernel.org, Vojtech Pavlik <vojtech@suse.com>,
Jiri Slaby <jslaby@suse.cz>,
Chris J Arges <chris.j.arges@canonical.com>,
Andy Lutomirski <luto@kernel.org>, Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>,
Balbir Singh <bsingharora@gmail.com>
Subject: [PATCH v4 06/15] livepatch/s390: reorganize TIF thread flag bits
Date: Thu, 19 Jan 2017 09:46:14 -0600 [thread overview]
Message-ID: <571545c2584b54af4bfca70ae4f8eca57121cb43.1484839971.git.jpoimboe@redhat.com> (raw)
In-Reply-To: <cover.1484839971.git.jpoimboe@redhat.com>
From: Jiri Slaby <jslaby@suse.cz>
Group the TIF thread flag bits by their inclusion in the _TIF_WORK and
_TIF_TRACE macros.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Reviewed-by: Miroslav Benes <mbenes@suse.cz>
---
arch/s390/include/asm/thread_info.h | 22 ++++++++++++++--------
1 file changed, 14 insertions(+), 8 deletions(-)
diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h
index a5b54a4..4977668 100644
--- a/arch/s390/include/asm/thread_info.h
+++ b/arch/s390/include/asm/thread_info.h
@@ -51,14 +51,12 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src);
/*
* thread information flags bit numbers
*/
+/* _TIF_WORK bits */
#define TIF_NOTIFY_RESUME 0 /* callback before returning to user */
#define TIF_SIGPENDING 1 /* signal pending */
#define TIF_NEED_RESCHED 2 /* rescheduling necessary */
-#define TIF_SYSCALL_TRACE 3 /* syscall trace active */
-#define TIF_SYSCALL_AUDIT 4 /* syscall auditing active */
-#define TIF_SECCOMP 5 /* secure computing */
-#define TIF_SYSCALL_TRACEPOINT 6 /* syscall tracepoint instrumentation */
-#define TIF_UPROBE 7 /* breakpointed or single-stepping */
+#define TIF_UPROBE 3 /* breakpointed or single-stepping */
+
#define TIF_31BIT 16 /* 32bit process */
#define TIF_MEMDIE 17 /* is terminating due to OOM killer */
#define TIF_RESTORE_SIGMASK 18 /* restore signal mask in do_signal() */
@@ -66,15 +64,23 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src);
#define TIF_BLOCK_STEP 20 /* This task is block stepped */
#define TIF_UPROBE_SINGLESTEP 21 /* This task is uprobe single stepped */
+/* _TIF_TRACE bits */
+#define TIF_SYSCALL_TRACE 24 /* syscall trace active */
+#define TIF_SYSCALL_AUDIT 25 /* syscall auditing active */
+#define TIF_SECCOMP 26 /* secure computing */
+#define TIF_SYSCALL_TRACEPOINT 27 /* syscall tracepoint instrumentation */
+
#define _TIF_NOTIFY_RESUME _BITUL(TIF_NOTIFY_RESUME)
#define _TIF_SIGPENDING _BITUL(TIF_SIGPENDING)
#define _TIF_NEED_RESCHED _BITUL(TIF_NEED_RESCHED)
+#define _TIF_UPROBE _BITUL(TIF_UPROBE)
+
+#define _TIF_31BIT _BITUL(TIF_31BIT)
+#define _TIF_SINGLE_STEP _BITUL(TIF_SINGLE_STEP)
+
#define _TIF_SYSCALL_TRACE _BITUL(TIF_SYSCALL_TRACE)
#define _TIF_SYSCALL_AUDIT _BITUL(TIF_SYSCALL_AUDIT)
#define _TIF_SECCOMP _BITUL(TIF_SECCOMP)
#define _TIF_SYSCALL_TRACEPOINT _BITUL(TIF_SYSCALL_TRACEPOINT)
-#define _TIF_UPROBE _BITUL(TIF_UPROBE)
-#define _TIF_31BIT _BITUL(TIF_31BIT)
-#define _TIF_SINGLE_STEP _BITUL(TIF_SINGLE_STEP)
#endif /* _ASM_THREAD_INFO_H */
--
2.7.4
next prev parent reply other threads:[~2017-01-19 15:53 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-19 15:46 [PATCH v4 00/15] livepatch: hybrid consistency model Josh Poimboeuf
2017-01-19 15:46 ` [PATCH v4 01/15] stacktrace/x86: add function for detecting reliable stack traces Josh Poimboeuf
2017-01-26 13:56 ` Petr Mladek
2017-01-26 17:57 ` Josh Poimboeuf
2017-01-27 8:47 ` Miroslav Benes
2017-01-27 17:13 ` Josh Poimboeuf
2017-02-01 19:57 ` [PATCH v4.1 " Josh Poimboeuf
2017-02-02 14:39 ` Miroslav Benes
2017-01-19 15:46 ` [PATCH v4 02/15] x86/entry: define _TIF_ALLWORK_MASK flags explicitly Josh Poimboeuf
2017-01-19 15:46 ` [PATCH v4 03/15] livepatch: create temporary klp_update_patch_state() stub Josh Poimboeuf
2017-01-27 8:52 ` Miroslav Benes
2017-01-19 15:46 ` [PATCH v4 04/15] livepatch/x86: add TIF_PATCH_PENDING thread flag Josh Poimboeuf
2017-01-19 15:46 ` [PATCH v4 05/15] livepatch/powerpc: " Josh Poimboeuf
2017-01-19 15:46 ` Josh Poimboeuf [this message]
2017-01-19 15:46 ` [PATCH v4 07/15] livepatch/s390: " Josh Poimboeuf
2017-01-19 15:46 ` [PATCH v4 08/15] livepatch: separate enabled and patched states Josh Poimboeuf
2017-01-19 15:46 ` [PATCH v4 09/15] livepatch: remove unnecessary object loaded check Josh Poimboeuf
2017-01-19 15:46 ` [PATCH v4 10/15] livepatch: move patching functions into patch.c Josh Poimboeuf
2017-01-19 15:46 ` [PATCH v4 11/15] livepatch: use kstrtobool() in enabled_store() Josh Poimboeuf
2017-01-19 15:46 ` [PATCH v4 12/15] livepatch: store function sizes Josh Poimboeuf
2017-01-19 15:46 ` [PATCH v4 13/15] livepatch: change to a per-task consistency model Josh Poimboeuf
2017-02-02 11:45 ` Petr Mladek
2017-02-02 11:47 ` Petr Mladek
2017-02-02 11:51 ` Petr Mladek
2017-02-03 16:21 ` Miroslav Benes
2017-02-03 20:39 ` Josh Poimboeuf
2017-02-06 16:44 ` Petr Mladek
2017-02-06 19:51 ` Josh Poimboeuf
2017-02-08 15:47 ` Petr Mladek
2017-02-08 16:46 ` Josh Poimboeuf
2017-02-09 10:24 ` Petr Mladek
2017-02-03 16:41 ` Miroslav Benes
2017-02-06 15:58 ` Josh Poimboeuf
2017-02-07 8:21 ` Miroslav Benes
2017-01-19 15:46 ` [PATCH v4 14/15] livepatch: add /proc/<pid>/patch_state Josh Poimboeuf
2017-01-31 14:31 ` Miroslav Benes
2017-01-31 14:56 ` Josh Poimboeuf
2017-02-01 8:54 ` Miroslav Benes
2017-01-19 15:46 ` [PATCH v4 15/15] livepatch: allow removal of a disabled patch Josh Poimboeuf
2017-02-03 16:48 ` Miroslav Benes
2017-02-01 20:02 ` [PATCH v4 00/15] livepatch: hybrid consistency model Josh Poimboeuf
2017-02-01 20:52 ` Miroslav Benes
2017-02-01 21:01 ` Jiri Kosina
2017-02-02 14:37 ` Petr Mladek
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