Re: [PATCH v5 2/4] man/man5/tunables.conf: Document system-wide tunables config
DJ Delorie <[email protected]>
| Newsgroups | org.kernel.vger.linux-man |
|---|---|
| Message-ID | <[email protected]> |
Alejandro Colomar <[email protected]> writes: > Another detail I noticed now: How is the process name taken? The kernel doesn't actually tell us the name of the file we're exec'd from. It passes an already open file descriptor. So we have to infer the file name from /proc/self/exe. If that isn't available, we use argv[0] (unless AT_SECURE) but that can be vastly different than /proc/self/exe as it's a separate parameter in the execve() call (hence unless AT_SECURE ;).