<div>On 09/07/07, Nix <<a href="mailto:nix@esperi.org.uk">nix@esperi.org.uk</a>> wrote:<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> Actually you should be able to use a linker script to place marker symbols at the start and end of the section, and then just mlock the range between the addresses of those symbols. </blockquote></div> Even easier, just use ".text" or ".whatever" as a symbol (you'll have to use assembly code, but gcc lets you embed that in C anyway, and most other compilers AFAIK have some mechanism for doing so). Example: void * getsectionaddress () { void *p; __asm__ ("mov $.text, %[p]\n" : [p] "=r" (p) : ); return p; } Could easily turn it into a macro taking the section name, if someone has the preprocessor-fu to use # and ## correctly ;)