[uml-devel] drivers/net/ethernet/marvell/mvmdio.c:191:3: error: implicit declaration of function 'iounmap'

2013-03-27 Thread Fengguang Wu
Hi Thomas, FYI, kernel build failed on tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux master head: de55eb1d60d2ed0f1ba5e13226d91b3bfbe1c108 commit: fc8f5aded1cf9f5505c55694b36174621c7ac88c net: mvmdio: new Marvell MDIO driver date: 4 months ago config: make ARCH=um all

Re: [uml-devel] BUG: soft lockup for a user mode linux image

2013-10-10 Thread Fengguang Wu
On Wed, Oct 09, 2013 at 11:47:33PM +0200, Jan Kara wrote: > On Wed 09-10-13 20:43:50, Richard Weinberger wrote: > > CC'ing mm folks. > > Please see below. > Added Fenguang to CC since he is the author of this code. Thanks! > > Am 09.10.2013 19:26, schrieb Toralf Förster: > > > On 10/08/2013 10:

Re: [uml-devel] BUG: soft lockup for a user mode linux image

2013-10-10 Thread Fengguang Wu
On Thu, Oct 10, 2013 at 08:52:33AM +0200, Geert Uytterhoeven wrote: > On Thu, Oct 10, 2013 at 4:46 AM, Fengguang Wu wrote: > > On Wed, Oct 09, 2013 at 11:47:33PM +0200, Jan Kara wrote: > >> On Wed 09-10-13 20:43:50, Richard Weinberger wrote: > >> > Am 09.10.2013

Re: [uml-devel] BUG: soft lockup for a user mode linux image

2013-10-10 Thread Fengguang Wu
On Thu, Oct 10, 2013 at 06:49:30PM +0200, Toralf Förster wrote: > On 10/10/2013 12:33 AM, Richard Weinberger wrote: > > Am 09.10.2013 23:47, schrieb Jan Kara: > >> On Wed 09-10-13 20:43:50, Richard Weinberger wrote: > >>> CC'ing mm folks. > >>> Please see below. > >> Added Fenguang to CC since he

Re: [uml-devel] BUG: soft lockup for a user mode linux image

2013-10-11 Thread Fengguang Wu
On Fri, Oct 11, 2013 at 04:57:01PM +0800, Fengguang Wu wrote: > On Fri, Oct 11, 2013 at 10:42:19AM +0200, Toralf Förster wrote: > > yeah, now the picture becomes more clear > > ... > > net.core.warnings = 0 > >

Re: [uml-devel] BUG: soft lockup for a user mode linux image

2013-10-11 Thread Fengguang Wu
pause calculation went wrong. Would help you try the below patch? From 5420b9bbe42dd0a366d7615e9f3d3724cee725c4 Mon Sep 17 00:00:00 2001 From: Fengguang Wu Date: Fri, 11 Oct 2013 16:53:26 +0800 Subject: [PATCH] fix bdi max pause calculation Signed-off-by: Fengguang Wu --- mm/page-writeback.c |

[uml-devel] [PATCH] writeback: fix negative bdi max pause

2013-10-11 Thread Fengguang Wu
the min_t(long, ...) check failed to protect it falling under 0. Fix all of them by using "unsigned long" throughout the function. Reported-by: Toralf Förster Tested-by: Toralf Förster Signed-off-by: Fengguang Wu --- mm/page-writeback.c | 10 +- mm/readahead.c |2 +-

[uml-devel] [PATCH v2] writeback: fix negative bdi max pause

2013-10-12 Thread Fengguang Wu
the min_t(long, ...) check failed to protect it falling under 0. Fix all of them by using "unsigned long" throughout the function. Reported-by: Toralf Förster Tested-by: Toralf Förster Cc: Cc: Jan Kara Cc: Richard Weinberger Cc: Geert Uytterhoeven Signed-off-by: Fengguang Wu ---

Re: [uml-devel] [PATCH] um, x86: Fix vDSO build

2014-01-13 Thread Fengguang Wu
> Fengguang, could we get UM builds added to the test robot? Yes, sure. Just added UML i386/x86_64 to the build tests. Thanks, Fengguang -- CenturyLink Cloud: The Leader in Enterprise Cloud Services. Learn Why More Busin