linux-kernel - Re: [PATCH 2/2] nvme-pci: Add debug message on fail to read CSTS

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: <20251022062727.GB4790@lst.de>
Date: Wed, 22 Oct 2025 08:27:27 +0200
From: Christoph Hellwig <hch@....de>
To: Gerd Bayer <gbayer@...ux.ibm.com>
Cc: Keith Busch <kbusch@...nel.org>, Jens Axboe <axboe@...nel.dk>,
	Christoph Hellwig <hch@....de>, Sagi Grimberg <sagi@...mberg.me>,
	Niklas Schnelle <schnelle@...ux.ibm.com>,
	linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] nvme-pci: Add debug message on fail to read CSTS

On Mon, Oct 20, 2025 at 05:29:08PM +0200, Gerd Bayer wrote:
> diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
> index 7544c4bac2c4a230d32cf729abb9e94bf93a921f..c3b0a9d56ac1f32f67ce0890becd6425eb80ebad 100644
> --- a/drivers/nvme/host/pci.c
> +++ b/drivers/nvme/host/pci.c
> @@ -2906,6 +2906,7 @@ static int nvme_pci_enable(struct nvme_dev *dev)
>  	pci_set_master(pdev);
>  
>  	if (readl(dev->bar + NVME_REG_CSTS) == -1) {
> +		dev_dbg(dev->ctrl.device, "Read CSTS register failed");

Should this say "reading" instead of "read"?  Also most (but not
all) nvme errors don't start with capitalized words, like most drivers
as far as I can tell.