Re: [kvm-devel] [kvm-ppc-devel] [PATCH 1/5]Add some trace markers and exposeinterfaces in kernel for tracing

2008-04-21 Thread Liu, Eric E
Hollis Blanchard wrote: On Sunday 20 April 2008 00:38:32 Liu, Eric E wrote: Christian Ehrhardt wrote: Liu, Eric E wrote: Hollis Blanchard wrote: On Wednesday 16 April 2008 01:45:34 Liu, Eric E wrote: [...] Actually... we could have kvmtrace itself insert the metadata, so there would be no

Re: [kvm-devel] [kvm-ppc-devel] [PATCH 1/5]Add some trace markers and exposeinterfaces in kernel for tracing

2008-04-19 Thread Liu, Eric E
Christian Ehrhardt wrote: Liu, Eric E wrote: Hollis Blanchard wrote: On Wednesday 16 April 2008 01:45:34 Liu, Eric E wrote: [...] Actually... we could have kvmtrace itself insert the metadata, so there would be no chance of it being overwritten in the kernel buffers. The header could be

Re: [kvm-devel] [kvm-ppc-devel] [PATCH 1/5]Add some trace markers and exposeinterfaces in kernel for tracing

2008-04-18 Thread Christian Ehrhardt
Liu, Eric E wrote: Hollis Blanchard wrote: On Wednesday 16 April 2008 01:45:34 Liu, Eric E wrote: [...] Actually... we could have kvmtrace itself insert the metadata, so there would be no chance of it being overwritten in the kernel buffers. The header could be written in tip_open_output(),

Re: [kvm-devel] [kvm-ppc-devel] [PATCH 1/5]Add some trace markers and exposeinterfaces in kernel for tracing

2008-04-17 Thread Hollis Blanchard
On Wednesday 16 April 2008 01:45:34 Liu, Eric E wrote: Hmm, while we're on the subject, I'm not sure what the best way to automatically byteswap will be. It probably isn't worth it to convert all trace data to a standard ordering (which would add overhead to tracing), but I suppose there

Re: [kvm-devel] [kvm-ppc-devel] [PATCH 1/5]Add some trace markers and exposeinterfaces in kernel for tracing

2008-04-17 Thread Liu, Eric E
Hollis Blanchard wrote: On Wednesday 16 April 2008 01:45:34 Liu, Eric E wrote: Hmm, while we're on the subject, I'm not sure what the best way to automatically byteswap will be. It probably isn't worth it to convert all trace data to a standard ordering (which would add overhead to