[PATCH] nvme-ioctl: move capable() admin check to the end

Keith Busch kbusch at kernel.org
Mon Dec 4 06:33:01 PST 2023


On Mon, Dec 04, 2023 at 09:30:34AM +0100, Christoph Hellwig wrote:
> On Thu, Nov 30, 2023 at 12:19:19PM -0800, Keith Busch wrote:
> > From: Keith Busch <kbusch at kernel.org>
> > 
> > This can be an expensive call on some distros.
> 
> Huh?  How would a distro matter for kernel code?

Security monitoring: audit, LSM, and bpf hooks all make this function
undesirable for a fast path check.



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