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Re: [patch] fix syscall speedup patch mips typo



Hi Jason,

On Mon, Mar 06, 2006 at 10:32:01AM -0500, Jason Baron wrote:
> Patch is below. The idea behind this patch is based on a suggestion from 
> Steve Grubb to not call 'audit_syscall_entry' and 'audit_syscall_exit' if 
> there are no audit rules loaded. This is problematic for the case where 
> audit_log() is called in the middle of a system call (since we don't have 
> the entry parameters). We address this issue by creating a partial system 
> call record for this case, which contains the system call data that is 
> available at exit time. The patch shows a 30% performance increase for the 
> case where no rules are loaded on testing system calls in a tight loop.

For your baseline measurement, was syscall auditing enabled or
disabled?

Thanks,
Amy


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