> > I am creating a virtual memory manager. > > > > Currently I am doing a > > mmap(...PROT_NONE, MAP_ANON ) to reserve the memory. > > then when committing the memory I am using mprotect( ...PROT_READ | > > PROT_WRITE ) > > mmap For reservation of memory; you should > mmap the fd for /dev/zero, with MAP_ANON > to grab pages initially.
The man pages state that the fd must be -1 for MAP_ANON. an open() /dev/zero will return an valid file descriptor. So how would I mmap using /dev/zero? > Too bad there isn't an "Advance UNIX programming for Windows > Programmers" book. 8-(. Sounds like their could be a good market for one ;-) Jason Jason Mawdsley ~ [EMAIL PROTECTED] Software Designer ~ m_ a c a d a m i a n t e c h n o l o g i e s "Software developers for the world's leading technology companies." http://www.macadamian.com To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message
