From: Petr Mladek <pmladek@suse.com>
To: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org,
Russell King <linux@armlinux.org.uk>,
Michael Ellerman <mpe@ellerman.id.au>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@redhat.com>,
Marc Zyngier <maz@kernel.org>,
Valentin Schneider <valentin.schneider@arm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mike Rapoport <rppt@kernel.org>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Anshuman Khandual <anshuman.khandual@arm.com>,
Leonardo Bras <leobras.c@gmail.com>,
Peter Zijlstra <peterz@infradead.org>,
Andy Lutomirski <luto@kernel.org>, Will Deacon <will@kernel.org>,
Frederic Weisbecker <frederic@kernel.org>,
"Paul E. McKenney" <paulmck@kernel.org>,
Masahiro Yamada <masahiroy@kernel.org>,
Nathan Chancellor <nathan@kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
Kees Cook <keescook@chromium.org>, Nick Terrell <terrelln@fb.com>,
David Howells <dhowells@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
linux-arm-kernel@lists.infradead.org,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH printk v2 3/5] printk: remove NMI tracking
Date: Thu, 1 Apr 2021 16:37:50 +0200 [thread overview]
Message-ID: <YGXavg8+f9i1PZLn@alley> (raw)
In-Reply-To: <20210330153512.1182-4-john.ogness@linutronix.de>
On Tue 2021-03-30 17:35:10, John Ogness wrote:
> All NMI contexts are handled the same as the safe context: store the
> message and defer printing. There is no need to have special NMI
> context tracking for this. Using in_nmi() is enough.
>
> Signed-off-by: John Ogness <john.ogness@linutronix.de>
This is another great win!
Reviewed-by: Petr Mladek <pmladek@suse.com>
Best Regards,
Petr
WARNING: multiple messages have this Message-ID (diff)
From: Petr Mladek <pmladek@suse.com>
To: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
Peter Zijlstra <peterz@infradead.org>,
Alexei Starovoitov <ast@kernel.org>,
David Howells <dhowells@redhat.com>,
Paul Mackerras <paulus@samba.org>, Will Deacon <will@kernel.org>,
Leonardo Bras <leobras.c@gmail.com>,
Marc Zyngier <maz@kernel.org>,
Masahiro Yamada <masahiroy@kernel.org>,
Russell King <linux@armlinux.org.uk>,
Ingo Molnar <mingo@redhat.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Valentin Schneider <valentin.schneider@arm.com>,
Kees Cook <keescook@chromium.org>,
"Paul E. McKenney" <paulmck@kernel.org>,
Anshuman Khandual <anshuman.khandual@arm.com>,
Frederic Weisbecker <frederic@kernel.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Steven Rostedt <rostedt@goodmis.org>,
Nathan Chancellor <nathan@kernel.org>,
Nick Terrell <terrelln@fb.com>, Andy Lutomirski <luto@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@lists.ozlabs.org, Mike Rapoport <rppt@kernel.org>
Subject: Re: [PATCH printk v2 3/5] printk: remove NMI tracking
Date: Thu, 1 Apr 2021 16:37:50 +0200 [thread overview]
Message-ID: <YGXavg8+f9i1PZLn@alley> (raw)
In-Reply-To: <20210330153512.1182-4-john.ogness@linutronix.de>
On Tue 2021-03-30 17:35:10, John Ogness wrote:
> All NMI contexts are handled the same as the safe context: store the
> message and defer printing. There is no need to have special NMI
> context tracking for this. Using in_nmi() is enough.
>
> Signed-off-by: John Ogness <john.ogness@linutronix.de>
This is another great win!
Reviewed-by: Petr Mladek <pmladek@suse.com>
Best Regards,
Petr
WARNING: multiple messages have this Message-ID (diff)
From: Petr Mladek <pmladek@suse.com>
To: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org,
Russell King <linux@armlinux.org.uk>,
Michael Ellerman <mpe@ellerman.id.au>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@redhat.com>,
Marc Zyngier <maz@kernel.org>,
Valentin Schneider <valentin.schneider@arm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mike Rapoport <rppt@kernel.org>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Anshuman Khandual <anshuman.khandual@arm.com>,
Leonardo Bras <leobras.c@gmail.com>,
Peter Zijlstra <peterz@infradead.org>,
Andy Lutomirski <luto@kernel.org>, Will Deacon <will@kernel.org>,
Frederic Weisbecker <frederic@kernel.org>,
"Paul E. McKenney" <paulmck@kernel.org>,
Masahiro Yamada <masahiroy@kernel.org>,
Nathan Chancellor <nathan@kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
Kees Cook <keescook@chromium.org>, Nick Terrell <terrelln@fb.com>,
David Howells <dhowells@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
linux-arm-kernel@lists.infradead.org,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH printk v2 3/5] printk: remove NMI tracking
Date: Thu, 1 Apr 2021 16:37:50 +0200 [thread overview]
Message-ID: <YGXavg8+f9i1PZLn@alley> (raw)
In-Reply-To: <20210330153512.1182-4-john.ogness@linutronix.de>
On Tue 2021-03-30 17:35:10, John Ogness wrote:
> All NMI contexts are handled the same as the safe context: store the
> message and defer printing. There is no need to have special NMI
> context tracking for this. Using in_nmi() is enough.
>
> Signed-off-by: John Ogness <john.ogness@linutronix.de>
This is another great win!
Reviewed-by: Petr Mladek <pmladek@suse.com>
Best Regards,
Petr
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-04-01 18:23 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-30 15:35 [PATCH printk v2 0/5] printk: remove safe buffers John Ogness
2021-03-30 15:35 ` John Ogness
2021-03-30 15:35 ` John Ogness
2021-03-30 15:35 ` John Ogness
2021-03-30 15:35 ` [PATCH printk v2 1/5] printk: track/limit recursion John Ogness
2021-04-01 10:00 ` Petr Mladek
2021-04-02 2:03 ` Sergey Senozhatsky
2021-03-30 15:35 ` [PATCH printk v2 2/5] printk: remove safe buffers John Ogness
2021-03-30 15:35 ` John Ogness
2021-03-30 15:35 ` John Ogness
2021-03-31 7:59 ` John Ogness
2021-03-31 7:59 ` John Ogness
2021-03-31 7:59 ` John Ogness
2021-04-01 12:21 ` Petr Mladek
2021-04-01 12:21 ` Petr Mladek
2021-04-01 12:21 ` Petr Mladek
2021-04-01 13:19 ` John Ogness
2021-04-01 13:19 ` John Ogness
2021-04-01 13:19 ` John Ogness
2021-04-01 14:17 ` Petr Mladek
2021-04-01 14:17 ` Petr Mladek
2021-04-01 14:17 ` Petr Mladek
2021-04-02 2:14 ` Sergey Senozhatsky
2021-04-02 2:14 ` Sergey Senozhatsky
2021-04-02 2:14 ` Sergey Senozhatsky
2021-04-06 11:17 ` Petr Mladek
2021-04-06 11:17 ` Petr Mladek
2021-04-06 11:17 ` Petr Mladek
2021-04-06 11:01 ` John Ogness
2021-04-06 11:01 ` John Ogness
2021-04-06 11:01 ` John Ogness
2021-03-30 15:35 ` [PATCH printk v2 3/5] printk: remove NMI tracking John Ogness
2021-03-30 15:35 ` John Ogness
2021-03-30 15:35 ` John Ogness
2021-04-01 14:37 ` Petr Mladek [this message]
2021-04-01 14:37 ` Petr Mladek
2021-04-01 14:37 ` Petr Mladek
2021-03-30 15:35 ` [PATCH printk v2 4/5] printk: convert @syslog_lock to mutex John Ogness
2021-04-01 15:13 ` Petr Mladek
2021-03-30 15:35 ` [PATCH printk v2 5/5] printk: syslog: close window between wait and read John Ogness
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