Messages in this thread | | | Date | Fri, 17 Feb 2023 14:23:50 -0700 | From | Jens Axboe <> | Subject | Re: [regression] Bug 217037 - cmb attributes missing from the nvme class under sysfs |
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On Thu, Feb 16, 2023 at 8:19 AM Keith Busch <kbusch@kernel.org> wrote: > > On Thu, Feb 16, 2023 at 10:28:55AM +0100, Linux regression tracking (Thorsten Leemhuis) wrote: > > Hi, this is your Linux kernel regression tracker. > > > > I noticed a regression report in bugzilla.kernel.org. As many (most?) > > kernel developer don't keep an eye on it, I decided to forward it by > > mail. Quoting from https://bugzilla.kernel.org/show_bug.cgi?id=217037 : > > > > > michallinuxstuff@gmail.com 2023-02-14 14:16:26 UTC > > > > > > For the CMB-capable nvme ctrls, kernel was exposing couple of related attributes under the sysfs. E.g. > > > > > > > > > # grep . /sys/class/nvme/nvme0/cmb* > > > /sys/class/nvme/nvme0/cmb:cmbloc : x00000062 > > > /sys/class/nvme/nvme0/cmb:cmbsz : x0008021d > > > /sys/class/nvme/nvme0/cmbloc:98 > > > /sys/class/nvme/nvme0/cmbsz:524829 > > The breakage is that the attributes are decided before we've setup the cmb > regions. I'll send a fix shortly.
Michael, have you tested this? It's queued up for inclusion, but I don't see any evidence that this was tested.
-- Jens Axboe
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