svn commit: r321633 - in head/sys/arm: arm include
Ian Lepore
ian at freebsd.org
Sat Jul 29 20:52:58 UTC 2017
On Sat, 2017-07-29 at 22:11 +0200, Zbigniew Bodek wrote:
> 2017-07-29 18:06 GMT+02:00 Ian Lepore <ian at freebsd.org>:
> >
> > On Thu, 2017-07-27 at 23:14 +0000, Zbigniew Bodek wrote:
> > >
> > > Author: zbb
> > > Date: Thu Jul 27 23:14:17 2017
> > > New Revision: 321633
> > > URL: https://svnweb.freebsd.org/changeset/base/321633
> > >
> > > Log:
> > > Fix TEX index acquisition using L2 attributes
> > >
> > > The TEX index is selected using (TEX0 C B) bits
> > > from the L2 descriptor. Use correct index by masking
> > > and shifting those bits accordingly.
> > >
> > > Differential Revision: https://reviews.freebsd.org/D11703
> > How did you guys discover this bug, like what were the symptoms?
> Hello Ian,
>
> We had bug in usage of pmap_remap_vm_attr() and fixing it didn't
> help
> for the issue so the second bug has been found here.
>
> >
> > Should we consider merging this to 11-stable?
> As far as I know nobody besides Armada38x is using this function in
> HEAD and nobody uses it in 11.
> You may merge it to 11 though (just for the safety of this code in
> the future).
Cool, thanks. We just imported 11-stable for use at $work, so I want
to start from the most bug-free base we can. :)
-- Ian
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