Return-Path: From: Ville Syrjala To: linux-bluetooth@vger.kernel.org Cc: Dmitry Torokhov , Greg Kroah-Hartman , Marcel Holtmann , Kay Sievers , systemd-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Subject: [PATCH bluez] hid2hci: Fix udev rules for linux-4.14+ Date: Mon, 7 May 2018 16:06:38 +0300 Message-Id: <20180507130638.3516-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 List-ID: From: Ville Syrjälä Since commit 1455cf8dbfd0 ("driver core: emit uevents when device is bound to a driver") the kernel started emitting "bound" and "unbound" uevents which confuse the hid2hci udev rules. The symptoms on an affected machine (Dell E5400 in my case) include bluetooth devices not appearing and udev hogging the cpu as it's busy processing a constant stream of these "bound"+"unbound" uevents. Change the udev rules only kick in for an "add" event. This seems to cure my machine at least. Cc: Dmitry Torokhov Cc: Greg Kroah-Hartman Cc: Marcel Holtmann Cc: Kay Sievers Cc: systemd-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org Cc: linux-bluetooth@vger.kernel.org Signed-off-by: Ville Syrjälä --- tools/hid2hci.rules | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/hid2hci.rules b/tools/hid2hci.rules index db6bb03d2ef3..daa381d77387 100644 --- a/tools/hid2hci.rules +++ b/tools/hid2hci.rules @@ -1,6 +1,6 @@ # do not edit this file, it will be overwritten on update -ACTION=="remove", GOTO="hid2hci_end" +ACTION!="add", GOTO="hid2hci_end" SUBSYSTEM!="usb*", GOTO="hid2hci_end" # Variety of Dell Bluetooth devices - match on a mouse device that is -- 2.16.1