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Date: Sun, 4 Oct 2020 12:53:14 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: Marcel Holtmann <marcel@...tmann.org> Cc: Johan Hedberg <johan.hedberg@...il.com>, Sathish Narsimman <sathish.narasimman@...el.com>, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, linux-bluetooth <linux-bluetooth@...r.kernel.org>, "open list:NETWORKING [GENERAL]" <netdev@...r.kernel.org>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] Revert "Bluetooth: Update resolving list when updating whitelist" On Sun, Oct 04, 2020 at 12:51:24PM +0200, Greg Kroah-Hartman wrote: > On Sat, Oct 03, 2020 at 08:33:18PM +0200, Marcel Holtmann wrote: > > Hi Greg, > > > > >>> This reverts commit 0eee35bdfa3b472cc986ecc6ad76293fdcda59e2 as it > > >>> breaks all bluetooth connections on my machine. > > >>> > > >>> Cc: Marcel Holtmann <marcel@...tmann.org> > > >>> Cc: Sathish Narsimman <sathish.narasimman@...el.com> > > >>> Fixes: 0eee35bdfa3b ("Bluetooth: Update resolving list when updating whitelist") > > >>> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> > > >>> --- > > >>> net/bluetooth/hci_request.c | 41 ++----------------------------------- > > >>> 1 file changed, 2 insertions(+), 39 deletions(-) > > >>> > > >>> This has been bugging me for since 5.9-rc1, when all bluetooth devices > > >>> stopped working on my desktop system. I finally got the time to do > > >>> bisection today, and it came down to this patch. Reverting it on top of > > >>> 5.9-rc7 restored bluetooth devices and now my input devices properly > > >>> work. > > >>> > > >>> As it's almost 5.9-final, any chance this can be merged now to fix the > > >>> issue? > > >> > > >> can you be specific what breaks since our guys and I also think the > > >> ChromeOS guys have been testing these series of patches heavily. > > > > > > My bluetooth trackball does not connect at all. With this reverted, it > > > all "just works". > > > > > > Same I think for a Bluetooth headset, can check that again if you really > > > need me to, but the trackball is reliable here. > > > > > >> When you run btmon does it indicate any errors? > > > > > > How do I run it and where are the errors displayed? > > > > you can do btmon -w trace.log and just let it run like tcdpump. > > Ok, attached. > > The device is not connecting, and then I open the gnome bluetooth dialog > and it scans for devices in the area, but does not connect to my > existing devices at all. > And any hints on how to read this file? 'btsnoop' has no man page, and the --help options are pretty sparse :( thanks, greg k-h
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