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Message-ID: <20151123192443.GX7413@malice.jf.intel.com> Date: Mon, 23 Nov 2015 11:24:43 -0800 From: Darren Hart <dvhart@...radead.org> To: Pali Rohár <pali.rohar@...il.com>, Rafael Wysocki <rjw@...ysocki.net> Cc: Gabriele Mazzotta <gabriele.mzt@...il.com>, platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org, Andrei Borzenkov <arvidjaar@...il.com> Subject: Re: [PATCH] dell-rbtn: Ignore ACPI notifications if device is suspended On Mon, Nov 23, 2015 at 03:48:58PM +0100, Pali Rohár wrote: > On Saturday 21 November 2015 15:16:15 Gabriele Mazzotta wrote: > > Some BIOSes unconditionally send an ACPI notification to RBTN when the > > system is resuming from suspend. This makes dell-rbtn send an input > > event to userspace as if a function key was pressed. Prevent this by > > ignoring all the notifications received while the device is suspended. > > > > Link: https://bugzilla.kernel.org/show_bug.cgi?id=106031 > > Signed-off-by: Gabriele Mazzotta <gabriele.mzt@...il.com> > > Andrei Borzenkov (CCed) tested this patch and patch does not fix bug. > Probably there is race condition and ACPI event is sent *after* function > rbtn_resume is called. I'm dropping this one until we can sort out a proper fix. Is direction still needed from the ACPI side? +Rafael -- Darren Hart Intel Open Source Technology Center -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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