Re: [PATCH] drivers/net: Fix potential incorrect call for udelay()

2013-12-23 Thread tingwei liu
On Mon, Dec 23, 2013 at 5:33 PM, Libin wrote: > > From: Li Bin > > The variable delay_time as a module parameter can be set a value > exceeding the limit of the udelay function. This patch checks the > delay_time value to select mdelay() or udelay(). > > Signed-off-by: Li Bin > --- > drivers/ne

Re: [PATCH 1/1] fs/proc: cached = pagecache - shmem

2013-08-08 Thread tingwei liu
On Thu, Jul 25, 2013 at 2:12 AM, Adrian Brzezinski wrote: > > Cached value taken from /proc/meminfo counts also shmem pages. > This can be very confusing when we encounter OOM problems. > > Maybe the better solution would be, to not increment NR_FILE_PAGES, > when we have NR_SHMEM page? Should I r

Re:

2013-06-26 Thread tingwei liu
Hi, dears I have found many RetransSegs of tcp by /proc/net/snmp, but I can't capture these packet on local system by tcpdump. What could be the reason? Droped by qdisc level or device driver? How to confirm that? I also find patch "[PATCH] tcp: reflect SYN queue_mapping into SY

Re:

2013-06-23 Thread tingwei liu
On Thu, Jun 20, 2013 at 8:51 PM, Jiri Slaby wrote: > On 06/20/2013 02:28 PM, tingwei liu wrote: >> Hi, dears: >> >> On Suse 11 sp2 3.0.13 kernel. After a few days, Nginx reply >> packets with src ip 0.0.0.0 and dst ip 0.0.0.0。 >> Just like https://b

Re: Suse 11 SP1 kernel panic on HP hardware

2012-07-24 Thread tingwei liu
On Wed, Jul 25, 2012 at 5:51 AM, Jiri Slaby wrote: > On 07/24/2012 12:56 PM, tingwei liu wrote: >> On Tue, Jul 24, 2012 at 6:53 PM, Alan Cox wrote: >>> On Tue, 24 Jul 2012 18:39:20 +0800 >>> tingwei liu wrote: >>> >>>> Suse 11 SP1 kernel panic。 &

Re: Suse 11 SP1 kernel panic on HP hardware

2012-07-24 Thread tingwei liu
On Tue, Jul 24, 2012 at 6:53 PM, Alan Cox wrote: > On Tue, 24 Jul 2012 18:39:20 +0800 > tingwei liu wrote: > >> Suse 11 SP1 kernel panic。 >> >> I can't debug it without debuginfo. Who can give me a link of sels >> 2.6.32.12-0.7.default.debug or give som

Suse 11 SP1 kernel panic on HP hardware

2012-07-24 Thread tingwei liu
Suse 11 SP1 kernel panic。 I can't debug it without debuginfo. Who can give me a link of sels 2.6.32.12-0.7.default.debug or give some advise. Thanks for any reply! kernel: [3077010.856280] BUG: unable to handle kernel NULL pointer dereference at 0008 kernel: [3077010.856291] IP: [] f