linux-kernel - Re: [PATCH printk v7 23/35] printk: Add is_printk_legacy

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <ZrDpyKLcwdBPn2L4@pathway.suse.cz>
Date: Mon, 5 Aug 2024 17:03:36 +0200
From: Petr Mladek <pmladek@...e.com>
To: John Ogness <john.ogness@...utronix.de>
Cc: Sergey Senozhatsky <senozhatsky@...omium.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH printk v7 23/35] printk: Add is_printk_legacy_deferred()

On Sun 2024-08-04 02:57:26, John Ogness wrote:
> If printk has been explicitly deferred or is called from NMI
> context, legacy console printing must be deferred to an irq_work
> context. Introduce a helper function is_printk_legacy_deferred()
> for a CPU to query if it must defer legacy console printing.
> 
> In follow-up commits this helper will be needed at other call
> sites as well.
> 
> Signed-off-by: John Ogness <john.ogness@...utronix.de>

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

Best Regards,
Petr