Re: [PATCH] trace_syscalls: add missed field

[Frederic Weisbecker]

On Thu, Nov 26, 2009 at 03:49:33PM +0800, Lai Jiangshan wrote:
> 
> Field syscall number is missed in syscall_enter_define_fields()/
> syscall_exit_define_fields().
> 
> syscall number is also needed for event filter or other users.
> 
> Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>



Well, I don't think it's very useful for in-kernel filtering.
Filtering a syscall event by its number would mean filtering all
event for this syscall. This is the same as not tracing it.

Or do you have other usecases in mind?

Thanks.

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