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Date: Wed, 9 Sep 2020 11:34:31 +0200
From: Petr Mladek <pmladek@suse.com>
Subject: Re: [PATCH printk v4 3/6] printk: ringbuffer: clear initial reserved
 fields
Message-ID: <20200909093431.GE3864@alley>
References: <20200908202859.2736-1-john.ogness@linutronix.de>
 <20200908202859.2736-4-john.ogness@linutronix.de>
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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>

On Tue 2020-09-08 22:34:56, John Ogness wrote:
> prb_reserve() will set some meta data values and leave others
> uninitialized (or rather, containing the values of the previous
> wrap). Simplify the API by always clearing out all the fields.
> Only the sequence number is filled in. The caller is now
> responsible for filling in the rest of the meta data fields.
> In particular, for correctly filling in text and dict lengths.
> 
> Signed-off-by: John Ogness <john.ogness@linutronix.de>

Reviewed-by: Petr Mladek <pmladek@suse.com>

Best Regards,
Petr

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