Santos, Jose Renato G (Jose Renato Santos)
2005-Apr-16 23:59 UTC
RE: Xenoprof for xen-unstable (was Re: [Xen-devel] [PATCH] Xenoprof: Enabling performance profiling in Xen)
Andrew I will take a look at this and generate our own patch for xen-unstable. I will let you know if I get a working version for xen-unstable. I suspect this is related to NMI handling ... Renato> -----Original Message----- > From: Andrew Theurer [mailto:habanero@us.ibm.com] > Sent: Friday, April 15, 2005 10:49 AM > To: Xen-devel@lists.xensource.com > Cc: Turner, Yoshio; Aravind Menon; Bin Ren; Santos, Jose > Renato G (Jose Renato Santos); G John Janakiraman > Subject: Xenoprof for xen-unstable (was Re: [Xen-devel] > [PATCH] Xenoprof: Enabling performance profiling in Xen) > > > This is my feeble attempt to port xenoprof to xen-unstable. I really > did not make a lot of changes, but(!) the one big caveat is that it > does not work :) > > The 2 patches attached are for ./xen and for > ./linux-2.6.11-xen-sparse. > Both should patch cleanly against bk (2005-04-15) and should compile > fine. It does boot, but starting profiling causes xen to > stop (output > below). > > I''m not sure if this is of any use to anyone (being that it does not > work yet), but I''d thought "why not" and maybe someone with more > knowledge would point out some obvious errors I made. > > -Andrew > > > > (XEN) CPU: 0 > (XEN) EIP: 0808:[<fc53b3e7>] > (XEN) EFLAGS: 00210046 CONTEXT: hypervisor > (XEN) eax: 00000000 ebx: 00000000 ecx: 00000000 edx: 00000000 > (XEN) esi: fc551c00 edi: fc5143de ebp: 00000000 esp: fc503ea8 > (XEN) ds: 0810 es: 0810 fs: 0810 gs: 0810 ss: 0810 cs: 0808 > (XEN) Stack trace from ESP=fc503ea8: > (XEN) 00000000 8403d000 [fc5143de] [fc53ac43] fc551c00 [fc5143de] > 00000002 00000000 > (XEN) 00200096 006618db 00000002 fc551c00 [fc5143de] 00000000 > 00000000 fc503f40 > (XEN) fc569e00 fc503f40 00000000 [fc539c77] 00000000 fc569e00 > fc503f40 00000002 > (XEN) fc551c00 fc551c00 fc551c35 [fc52d1e2] fc503f40 00000000 > 00000000 00000000 > (XEN) fc551c35 00000000 00000000 [fc536846] fc503f40 fc551c35 > fc551c00 00000000 > (XEN) 00000000 00000000 00000000 00000000 fc551c00 fc551c00 > [fc5143de] 00000808 > (XEN) 00200046 fc503f80 00000000 00000000 [fc5196c6] fc503f80 > fc551c00 00000000 > (XEN) 00000000 00000000 00000000 00000000 00000001 00ef0000 > [fc516f98] 00000808 > (XEN) 00200246 fc551c00 0000032a fc552840 00000001 > 0000004c 9eb24e00 > c0412000 > (XEN) 00000001 00000000 00000006 fffffffc c0107458 > 00000061 00200246 > c0413fc0 > (XEN) 00000069 0000007b 0000007b 00000000 00000000 fc551c00 > (XEN) Call Trace from ESP=fc503ea8: > (XEN) [<fc5143de>] [<fc53ac43>] [<fc5143de>] [<fc5143de>] > [<fc539c77>] [<fc52d1e2>] > (XEN) [<fc536846>] [<fc5143de>] [<fc5196c6>] [<fc516f98>] > (XEN) Faulting linear address might be 0000024c > (XEN) ************************************ > (XEN) CPU0 FATAL TRAP 14 (page fault), ERROR_CODE 0000, IN INTERRUPT > CONTEXT. > (XEN) System shutting down -- need manual reset. > (XEN) ************************************ >_______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel