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From: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>
To: David Laight <David.Laight@aculab.com>
Cc: 'Sreenath Vijayan' <sreenath.vijayan@sony.com>,
	"john.ogness@linutronix.de" <john.ogness@linutronix.de>,
	"corbet@lwn.net" <corbet@lwn.net>,
	"jirislaby@kernel.org" <jirislaby@kernel.org>,
	"rdunlap@infradead.org" <rdunlap@infradead.org>,
	"pmladek@suse.com" <pmladek@suse.com>,
	"rostedt@goodmis.org" <rostedt@goodmis.org>,
	"senozhatsky@chromium.org" <senozhatsky@chromium.org>,
	"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-serial@vger.kernel.org" <linux-serial@vger.kernel.org>,
	"taichi.shimoyashiki@sony.com" <taichi.shimoyashiki@sony.com>,
	"daniel.palmer@sony.com" <daniel.palmer@sony.com>,
	"anandakumar.balasubramaniam@sony.com"
	<anandakumar.balasubramaniam@sony.com>
Subject: Re: [PATCH v3 2/2] tty/sysrq: Dump printk ring buffer messages via sysrq
Date: Fri, 19 Jan 2024 06:47:13 +0100	[thread overview]
Message-ID: <2024011958-coerce-niece-6301@gregkh> (raw)
In-Reply-To: <57f8c1f40ccc4a4f9d29e97f50a36b4f@AcuMS.aculab.com>

On Thu, Jan 18, 2024 at 10:56:59PM +0000, David Laight wrote:
> From: Sreenath Vijayan
> > Sent: 17 January 2024 11:14
> ....
> >  /* Key Operations table and lock */
> >  static DEFINE_SPINLOCK(sysrq_key_table_lock);
> > 
> > @@ -505,7 +523,7 @@ static const struct sysrq_key_op *sysrq_key_table[62] = {
> >  	NULL,				/* A */
> >  	NULL,				/* B */
> >  	NULL,				/* C */
> > -	NULL,				/* D */
> > +	&sysrq_dmesg_dump_op,		/* D */
> >  	NULL,				/* E */
> >  	NULL,				/* F */
> >  	NULL,				/* G */
> 
> That looks like it ought to use C99 initialisers:
> 	['D' - 'A'] = &sysrq_dmesg_dump_op,
> 
> Possible with a #define to hide the offset.

Maybe in the future, but for now, let's leave it as-is please.

thanks,

greg k-h

      reply	other threads:[~2024-01-19  5:47 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-17 10:12 [PATCH v3 0/2] Add support to dump printk buffer to console via sysrq Sreenath Vijayan
2024-01-17 10:12 ` [PATCH v3 1/2] printk: Add function to dump printk buffer directly to consoles Sreenath Vijayan
2024-01-18  9:49   ` John Ogness
2024-01-18 10:14     ` John Ogness
2024-01-20  8:41     ` Sreenath Vijayan
2024-01-17 11:13 ` [PATCH v3 2/2] tty/sysrq: Dump printk ring buffer messages via sysrq Sreenath Vijayan
2024-01-17 10:12   ` Sreenath Vijayan
2024-01-18 10:05   ` John Ogness
2024-01-18 22:56   ` David Laight
2024-01-19  5:47     ` gregkh [this message]

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