[loongson-dev] Re: latency tracing for loongson

2010-10-12 Thread Jack Daniel
On Tue, Oct 12, 2010 at 6:56 AM, wu zhangjin wrote: > On Mon, Oct 11, 2010 at 10:00 PM, Jack Daniel > wrote: >> On Thu, Oct 7, 2010 at 8:30 PM, wu zhangjin wrote: >>> Hi, Jack >>> >>> On 10/7/10, Jack Daniel wrote: Hi Wu, I was going through your latency tracing implementation f

[loongson-dev] Re: latency tracing for loongson

2010-10-12 Thread wu zhangjin
On 10/12/10, Jack Daniel wrote: > On Tue, Oct 12, 2010 at 6:56 AM, wu zhangjin wrote: >> On Mon, Oct 11, 2010 at 10:00 PM, Jack Daniel >> wrote: >>> On Thu, Oct 7, 2010 at 8:30 PM, wu zhangjin wrote: Hi, Jack On 10/7/10, Jack Daniel wrote: > Hi Wu, > > I was going th

[loongson-dev] Re: latency tracing for loongson

2010-10-12 Thread wu zhangjin
Hi, Jack The principle of my interrupt latency driver is similar to Realfeel. Realfeel Test of the Preemptible Kernel Patch http://www.linuxjournal.com/article/6405 Download Realfeel: http://brain.mcmaster.ca/~hahn/realfeel.c Realfeel is a user-space program, which can use the standard RTC driv

[loongson-dev] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(3,1)

2010-10-12 Thread redrose44
Hi, Can anyone tell me why I end up with a kernel panic even though I used the lemote2f_defconfig from linux 2.6.35? Here's my boot output. Warning: unable to open an initial console VFS: Cannot open root device "hda1" or unknown-block(3,1) Please append a correct "root=" boot option; here are