Re: [uml-devel] arch/um/Makefile:100: *** missing separator. Stop.

2008-05-02 Thread Peter Teoh
On Sat, May 3, 2008 at 3:52 AM, Jeff Dike <[EMAIL PROTECTED]> wrote: > On Sat, May 03, 2008 at 01:49:40AM +0800, Peter Teoh wrote: > > This is what I have done, not sure if anything wrong: > > > > a. mkdir obj;make oldconfig ARCH=um O=obj > > > > This created one file in obj, but after that

Re: [uml-devel] actually useful backtrace from a CPU-chewing hang

2008-05-02 Thread Jeff Dike
On Sat, May 03, 2008 at 12:21:15AM +0100, Nix wrote: > With this patch (migrating most of the work into os_nsecs(), with a > non-NO_HZ version doing skew computations too, atop your first patch, > and making a couple of variables static for good measure), I still had > no luck: >From a quick look,

Re: [uml-devel] actually useful backtrace from a CPU-chewing hang

2008-05-02 Thread Nix
On 2 May 2008, Jeff Dike stated: > On Fri, May 02, 2008 at 07:55:11PM +0100, Nix wrote: >> I'm trying something else now, arranging for os_nsecs() itself to do the >> never-backwards stuff on the assumption that something depends on >> monotonic timers not skipping backwards which presently they m

Re: [uml-devel] actually useful backtrace from a CPU-chewing hang

2008-05-02 Thread Jeff Dike
On Fri, May 02, 2008 at 07:55:11PM +0100, Nix wrote: > No behavioural change :( Oh well. > I'm trying something else now, arranging for os_nsecs() itself to do the > never-backwards stuff on the assumption that something depends on > monotonic timers not skipping backwards which presently they mi

Re: [uml-devel] arch/um/Makefile:100: *** missing separator. Stop.

2008-05-02 Thread Jeff Dike
On Sat, May 03, 2008 at 01:49:40AM +0800, Peter Teoh wrote: > This is what I have done, not sure if anything wrong: > > a. mkdir obj;make oldconfig ARCH=um O=obj > > This created one file in obj, but after that created infinite number > of make -C processes running in the background.I stopp

Re: [uml-devel] actually useful backtrace from a CPU-chewing hang

2008-05-02 Thread Nix
On 2 May 2008, Jeff Dike verbalised: > With your config, I'm seeing a hang until the system time catches up > to what UML thought it should have been in the first place. But it's > only a few seconds, not forever. This is true sometimes, but not always: I just tried twice and got a rapid recovery

Re: [uml-devel] arch/um/Makefile:100: *** missing separator. Stop.

2008-05-02 Thread Peter Teoh
Not sure why, but your current instructions works!!! On 5/2/08, Jeff Dike <[EMAIL PROTECTED]> wrote: > On Fri, May 02, 2008 at 12:18:34AM +0800, Peter Teoh wrote: > > In case if anyone is wondering what this line 107 means in the > arch/um/Makefile: > > > > 104 ifneq ($(KBUILD_SRC),) > >

Re: [uml-devel] actually useful backtrace from a CPU-chewing hang

2008-05-02 Thread Jeff Dike
On Fri, May 02, 2008 at 12:34:54AM +0100, Nix wrote: > loki:/tmp# /usr/bin/ntpdate -bv hades > 30 Apr 22:45:52 ntpdate[8833]: ntpdate [EMAIL PROTECTED] Fri Feb 22 18:37:11 > UTC 2008 (1) > 30 Apr 22:45:52 ntpdate[8833]: step time server 192.168.14.18 offset > -5.728539 sec > > so in effect yes :

Re: [uml-devel] arch/um/Makefile:100: *** missing separator. Stop.

2008-05-02 Thread Jeff Dike
On Fri, May 02, 2008 at 12:18:34AM +0800, Peter Teoh wrote: > In case if anyone is wondering what this line 107 means in the > arch/um/Makefile: > > 104 ifneq ($(KBUILD_SRC),) > 105 $(shell mkdir -p $(ARCH_DIR) && ln -fsn > $(srctree)/$(ARCH_DIR)/Kconfig.$(SUBARCH) $(ARCH_DIR)/Kconfig.arc

Re: [uml-devel] [Patch] UML: Fix inconsistence due to tty_operation change

2008-05-02 Thread Alan Cox
On Fri, 2 May 2008 14:59:46 +0800 (CST) WANG Cong <[EMAIL PROTECTED]> wrote: > > 'put_char' of 'struct tty_operations' has changed from 'void' into 'int'. > This can also shut up comipler warnings. > > Cc: Jeff Dike <[EMAIL PROTECTED]> > Signed-off-by: WANG Cong <[EMAIL PROTECTED]> Acked-by: Al

Re: [uml-devel] [Patch] UML: Fix inconsistence due to tty_operation change

2008-05-02 Thread Adrian Bunk
[ Alan as tty maintainer added to Cc ] On Fri, May 02, 2008 at 02:59:46PM +0800, WANG Cong wrote: > > 'put_char' of 'struct tty_operations' has changed from 'void' into 'int'. > This can also shut up comipler warnings. Not only, this could also be a runtime error. > Cc: Jeff Dike <[EMAIL PROTECT