mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Keith Busch <kbusch@kernel.org>
To: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Cc: Christoph Hellwig <hch@lst.de>, Sagi Grimberg <sagi@grimberg.me>,
	Chaitanya Kulkarni <kch@nvidia.com>,
	linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org,
	linux-nvme@lists.infradead.org
Subject: Re: [PATCH] nvmet: pci-epf: Constify struct pci_epf_ops
Date: Tue, 3 Nov 2026 08:37:04 -0700	[thread overview]
Message-ID: <aun_n7DKm3Xc86hN@kbusch-mbp> (raw)
In-Reply-To: <3e4d3ffc4e3ec822759782afbaac1279c4a83135.1793482573.git.christophe.jaillet@wanadoo.fr>

On Sat, Oct 31, 2026 at 10:36:43PM +0100, Christophe JAILLET wrote:
> 'struct pci_epf_ops' is not modified in this driver.
> 
> Constifying this structure moves some data to a read-only section, so
> increases overall security, especially when the structure holds some
> function pointers.
> 
> On a x86_64, with allmodconfig:
> Before:
> ======
>    text	   data	    bss	    dec	    hex	filename
>   90026	  19680	    768	 110474	  1af8a	drivers/nvme/target/pci-epf.o
> 
> After:
> =====
>    text	   data	    bss	    dec	    hex	filename
>   90090	  19616	    768	 110474	  1af8a	drivers/nvme/target/pci-epf.o

Thanks, applied to nvme-7.4.

      parent reply	other threads:[~2026-11-03 15:37 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-31 21:36 Christophe JAILLET
2026-11-03  5:30 ` Christoph Hellwig
2026-11-03 15:37 ` Keith Busch [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=aun_n7DKm3Xc86hN@kbusch-mbp \
    --to=kbusch@kernel.org \
    --cc=christophe.jaillet@wanadoo.fr \
    --cc=hch@lst.de \
    --cc=kch@nvidia.com \
    --cc=kernel-janitors@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-nvme@lists.infradead.org \
    --cc=sagi@grimberg.me \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®