Re: dtracing unlink

[Thomas Klausner <wiz%NetBSD.org@localhost>]

On Sun, Oct 22, 2023 at 07:40:17AM +0000, RVP wrote:
> Ah, that attachment is still based on _my_ version which is plain wrong: You
> can't do copyinstr(arg0) in the :entry action because the kernel may not have
> paged in the memory containing the pathname (yet).
> 
> Use your version (which is correct--it does copyinstr() in :return when the
> kernel is sure to have the pathname already in memory):

Yes, then we're back at the start:
dtrace: error on enabled probe ID 2 (ID 405: syscall::unlink:return): invalid address (0x77002a73f7ce) in action #1 at DIF offset 12
: No such file or directory

 Thomas