qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [PATCH for-1.5 0/9] Disable expensive QOM cast debuggin


From: Andreas Färber
Subject: Re: [Qemu-devel] [PATCH for-1.5 0/9] Disable expensive QOM cast debugging for official releases
Date: Fri, 10 May 2013 18:18:39 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130329 Thunderbird/17.0.5

Am 10.05.2013 17:56, schrieb Aurelien Jarno:
> To improve the performance a bit more, and come back to the same kind of
> code as before, we should move simple accessors from qom/*.c to
> include/qom/*.h and mark them as inline, so that they can be removed by
> the compiler. Currently, even if the function is simple it's still a
> call/ret in the hot path instead of a simple pointer addition.

Could you be more concrete? cpu_reset() and the ELF write functions are
the only such things that comes to my mind from qom/cpu.c, and they will
not be called regularly during your Perl execution. You mean something
from qom/object.c?

Andreas

-- 
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg



reply via email to

[Prev in Thread] Current Thread [Next in Thread]