Re: perf on biarch

2014-08-21 Thread David Ahern
On 8/18/14, 3:16 AM, Matthieu CASTET wrote: Le Fri, 8 Aug 2014 13:50:52 -0600, David Ahern a écrit : On 8/8/14, 10:40 AM, Matthieu CASTET wrote: Hi, I have a 64 bits kernel running with 32 bits binaries. If I run 32 bits perf on this 64 bits kernel 3.14, I got weird result : - perf trace do

Re: perf on biarch

2014-08-18 Thread Matthieu CASTET
Le Fri, 8 Aug 2014 13:50:52 -0600, David Ahern a écrit : > On 8/8/14, 10:40 AM, Matthieu CASTET wrote: > > Hi, > > > > I have a 64 bits kernel running with 32 bits binaries. > > If I run 32 bits perf on this 64 bits kernel 3.14, I got weird result : > > > > - perf trace doesn't work [1] > > I ha

Re: perf on biarch

2014-08-08 Thread David Ahern
On 8/8/14, 10:40 AM, Matthieu CASTET wrote: Hi, I have a 64 bits kernel running with 32 bits binaries. If I run 32 bits perf on this 64 bits kernel 3.14, I got weird result : - perf trace doesn't work [1] I have patches that fix that: git clone https://github.com/dsahern/linux.git git