Re: [PATCH] Kirin-PCIe: Add kirin pcie msi feature.

2018-05-08 Thread Dmitry Shmidt
On Tue, May 8, 2018 at 12:03 AM, Yao Chen wrote: > This patch adds kirin pcie msi feature. > > Signed-off-by: Yao Chen > --- > arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 2 ++ > drivers/pci/dwc/pcie-kirin.c | 38 > +++ > 2 files changed, 40 insertions(

Re: [PATCH] of: Overlay manager

2016-09-08 Thread Dmitry Shmidt
On Thu, Sep 8, 2016 at 2:08 PM, Frank Rowand wrote: > On 09/08/16 13:35, dimitr...@google.com wrote: >> From e14eb45fa5a93c1bff8a6dfe7b6756e4ad72c579 Mon Sep 17 00:00:00 2001 >> From: Dmitry Shmidt >> Date: Wed, 24 Aug 2016 13:25:52 -0700 >> Subject: [PATCH] of: Ov

Re: [PATCH v2] locking/percpu-rwsem: Optimize readers and reduce global impact

2016-08-26 Thread Dmitry Shmidt
On Fri, Aug 26, 2016 at 5:51 AM, Tejun Heo wrote: > Hello, John. > > On Thu, Aug 25, 2016 at 07:14:07PM -0700, John Stultz wrote: >> Hey! Good news. This patch along with Peter's locking changes pushes >> the latencies down to an apparently acceptable level! > > Ah, that's good to hear. Please fe

Re: Severe performance regression w/ 4.4+ on Android due to cgroup locking changes

2016-07-13 Thread Dmitry Shmidt
On Wed, Jul 13, 2016 at 1:52 PM, Paul E. McKenney wrote: > On Wed, Jul 13, 2016 at 10:26:57PM +0200, Peter Zijlstra wrote: >> On Wed, Jul 13, 2016 at 04:18:23PM -0400, Tejun Heo wrote: >> > Hello, John. >> > >> > On Wed, Jul 13, 2016 at 01:13:11PM -0700, John Stultz wrote: >> > > On Wed, Jul 13, 2

Re: Severe performance regression w/ 4.4+ on Android due to cgroup locking changes

2016-07-13 Thread Dmitry Shmidt
On Wed, Jul 13, 2016 at 11:33 AM, Tejun Heo wrote: > On Wed, Jul 13, 2016 at 02:21:02PM -0400, Tejun Heo wrote: >> One interesting thing to try would be replacing it with a regular >> non-percpu rwsem and see how it behaves. That should easily tell us >> whether this is from actual contention or

Re: building and using modules on arm64 hikey board

2016-06-01 Thread Dmitry Shmidt
On Tue, May 31, 2016 at 1:58 PM, Ard Biesheuvel wrote: > On 31 May 2016 at 22:24, Dmitry Shmidt wrote: >> On Mon, May 30, 2016 at 4:30 AM, Ard Biesheuvel >> wrote: >>> This is likely caused by the fact that the Android AArch64 toolchain uses >>> -fpic by defau

Re: building and using modules on arm64 hikey board

2016-05-31 Thread Dmitry Shmidt
On Mon, May 30, 2016 at 4:30 AM, Ard Biesheuvel wrote: > This is likely caused by the fact that the Android AArch64 toolchain uses > -fpic by default. Could you try adding -fno-pic to the CFLAGS? Actually Arend is using 4.4, and we need to pull your fix, Ard: commit 80a2d83376001f6a1993f2e92567

Re: Broadcom 43340 module on iMX6DL

2015-04-23 Thread Dmitry Shmidt
On Thu, Apr 23, 2015 at 11:10 AM, John Tobias wrote: > Hello Guys, > > I am trying to use the bcmdhd wifi driver 43340 module on iMX6DL > processor using kernel Freescale GA (3.10.53). > > I am having an issue with the sdio registration. I would like to know > if anyone here had the same issue and