From: Petr Mladek <pmladek@suse.com>
To: John Ogness <john.ogness@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Andrea Parri <parri.andrea@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Paul McKenney <paulmck@kernel.org>,
kexec@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 3/4] Revert "printk: lock/unlock console only for new logbuf entries"
Date: Wed, 8 Jul 2020 16:34:25 +0200 [thread overview]
Message-ID: <20200708143425.GD4751@alley> (raw)
In-Reply-To: <20200707145932.8752-4-john.ogness@linutronix.de>
On Tue 2020-07-07 17:05:31, John Ogness wrote:
> This reverts commit 3ac37a93fa9217e576bebfd4ba3e80edaaeb2289.
>
> This optimization will not apply once the transition to a lockless
> printk is complete. Rather than porting this optimization through
> the transition only to remove it anyway, just revert it now to
> simplify the transition.
>
> Signed-off-by: John Ogness <john.ogness@linutronix.de>
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: Andrea Parri <parri.andrea@gmail.com>,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
Paul McKenney <paulmck@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
kexec@lists.infradead.org, linux-kernel@vger.kernel.org,
Steven Rostedt <rostedt@goodmis.org>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH v4 3/4] Revert "printk: lock/unlock console only for new logbuf entries"
Date: Wed, 8 Jul 2020 16:34:25 +0200 [thread overview]
Message-ID: <20200708143425.GD4751@alley> (raw)
In-Reply-To: <20200707145932.8752-4-john.ogness@linutronix.de>
On Tue 2020-07-07 17:05:31, John Ogness wrote:
> This reverts commit 3ac37a93fa9217e576bebfd4ba3e80edaaeb2289.
>
> This optimization will not apply once the transition to a lockless
> printk is complete. Rather than porting this optimization through
> the transition only to remove it anyway, just revert it now to
> simplify the transition.
>
> Signed-off-by: John Ogness <john.ogness@linutronix.de>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Best Regards,
Petr
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next prev parent reply other threads:[~2020-07-08 14:34 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-07 14:59 [PATCH v4 0/4] printk: replace ringbuffer John Ogness
2020-07-07 14:59 ` John Ogness
2020-07-07 14:59 ` [PATCH v4 1/4] crash: add VMCOREINFO macro to define offset in a struct declared by typedef John Ogness
2020-07-07 14:59 ` John Ogness
2020-07-07 14:59 ` [PATCH v4 2/4] printk: add lockless ringbuffer John Ogness
2020-07-07 14:59 ` John Ogness
2020-07-07 14:59 ` [PATCH v4 3/4] Revert "printk: lock/unlock console only for new logbuf entries" John Ogness
2020-07-07 14:59 ` John Ogness
2020-07-08 14:34 ` Petr Mladek [this message]
2020-07-08 14:34 ` Petr Mladek
2020-07-09 1:20 ` Sergey Senozhatsky
2020-07-09 1:20 ` Sergey Senozhatsky
2020-07-07 14:59 ` [PATCH v4 4/4] printk: use the lockless ringbuffer John Ogness
2020-07-07 14:59 ` John Ogness
2020-07-07 19:25 ` kernel test robot
2020-07-07 19:25 ` kernel test robot
2020-07-07 19:25 ` kernel test robot
2020-07-08 13:18 ` John Ogness
2020-07-08 13:18 ` John Ogness
2020-07-08 13:18 ` John Ogness
2020-07-08 14:35 ` Petr Mladek
2020-07-08 14:35 ` Petr Mladek
2020-07-08 19:24 ` kernel test robot
2020-07-08 19:24 ` kernel test robot
2020-07-08 19:24 ` kernel test robot
2020-07-09 7:14 ` [printk] 18a2dc6982: ltp.kmsg01.fail kernel test robot
2020-07-09 7:14 ` kernel test robot
2020-07-09 8:33 ` Sergey Senozhatsky
2020-07-09 8:33 ` Sergey Senozhatsky
2020-07-09 10:14 ` John Ogness
2020-07-09 10:14 ` John Ogness
2020-07-09 10:59 ` Petr Mladek
2020-07-09 10:59 ` Petr Mladek
2020-07-09 11:13 ` Petr Mladek
2020-07-09 11:13 ` Petr Mladek
2020-07-09 11:17 ` John Ogness
2020-07-09 11:17 ` John Ogness
2020-07-09 12:25 ` Petr Mladek
2020-07-09 12:25 ` Petr Mladek
2020-07-09 13:07 ` Sergey Senozhatsky
2020-07-09 13:07 ` Sergey Senozhatsky
2020-07-09 14:41 ` Petr Mladek
2020-07-09 14:41 ` Petr Mladek
2020-07-08 15:20 ` [PATCH v4 0/4] printk: replace ringbuffer Petr Mladek
2020-07-08 15:20 ` Petr Mladek
2020-07-09 7:03 ` John Ogness
2020-07-09 7:03 ` John Ogness
2020-07-10 9:11 ` Petr Mladek
2020-07-10 9:11 ` Petr Mladek
2020-07-10 9:52 ` John Ogness
2020-07-10 9:52 ` John Ogness
2020-07-10 14:15 ` Petr Mladek
2020-07-10 14:15 ` Petr Mladek
2020-07-14 2:56 ` Sergey Senozhatsky
2020-07-14 2:56 ` Sergey Senozhatsky
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