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Wed, 19 Nov 2025 07:30:36 -0800 (PST) Date: Wed, 19 Nov 2025 16:30:34 +0100 From: Petr Mladek To: John Ogness Cc: Sergey Senozhatsky , Steven Rostedt , Sherry Sun , Jacky Bai , Jon Hunter , Thierry Reding , Derek Barbosa , linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH printk v2 0/2] Fix reported suspend failures Message-ID: References: <20251113160351.113031-1-john.ogness@linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251113160351.113031-1-john.ogness@linutronix.de> On Thu 2025-11-13 17:09:46, John Ogness wrote: > This is v2 of a series to address multiple reports [0][1] > (+ 2 offlist) of suspend failing when NBCON console drivers are > in use. With the help of NXP and NVIDIA we were able to isolate > the problem and verify the fix. > > The first NBCON drivers appeared in 6.13, so currently there is > no LTS kernel that requires this series. But it should go into > 6.17.x and 6.18. > > John Ogness (2): > printk: Allow printk_trigger_flush() to flush all types > printk: Avoid scheduling irq_work on suspend > > kernel/printk/internal.h | 8 ++-- > kernel/printk/nbcon.c | 9 ++++- > kernel/printk/printk.c | 81 ++++++++++++++++++++++++++++++++-------- > 3 files changed, 78 insertions(+), 20 deletions(-) JFYI, the patchset has been committed into printk/linux.git, branch rework/suspend-fixes. Best Regards, Petr