linux-kernel - Re: Linux regressions report for mainline [2023-04-16]

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Message-ID: <CAJZ5v0j_MwW6JaqTRNhmz=LcW8==GZ0X-=W0+z0tOsGQyDd0Dw@mail.gmail.com>
Date:   Mon, 17 Apr 2023 13:38:06 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     "Regzbot (on behalf of Thorsten Leemhuis)" 
        <regressions@...mhuis.info>, Rafael Wysocki <rafael@...nel.org>,
        David Sterba <dsterba@...e.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Linux regressions mailing list <regressions@...ts.linux.dev>
Subject: Re: Linux regressions report for mainline [2023-04-16]

On Sun, Apr 16, 2023 at 10:49 PM Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
>
> On Sun, Apr 16, 2023 at 10:59 AM Regzbot (on behalf of Thorsten
> Leemhuis) <regressions@...mhuis.info> wrote:
> >
> > Wake-on-lan (WOL) apparently is broken for a huge number of users since
> > 6.2 was released[1]. This is known for 8 weeks now and about 4 weeks ago
> > it was bisected to commit 5c62d5aab87 ("ACPICA: Events: Support fixed
> > PCIe wake event") we immediately could have reverted. The developer that
> > looked into this was even willing to do the revert late March, but then
> > got discouraged by a maintainer [2]. But well, a fix was apparently[3]
> > finally posted for review last week (to the acpica-devel list); with a
> > bit of luck your might get it next week. Still a bit sad that 6.2 is
> > broken for so long now, as Greg wants to see it fixed in mainline first.
> >
> > [1] https://bugzilla.kernel.org/show_bug.cgi?id=217069
> > [2] https://bugzilla.kernel.org/show_bug.cgi?id=217069#c50
> > [3] https://lore.kernel.org/all/754225a2-95a9-2c36-1886-7da1a78308c2@loongson.cn/
>
> I find that bugzilla discussion very confusing, it's not clear what
> the status of the patch actually is.
>
> And the sane lkml thread just says "the patch is under review" without
> actually saying *where* said patch is, or where the review is.
>
> It sounds like it got perhaps into some internal ACPCICA queue? None
> of those links are very clear on any of this.
>
> Rafael?

There is a pull request for ACPICA that corresponds to this (IIUC),
https://github.com/acpica/acpica/pull/866