6 commits

Author	SHA1	Message	Date
rsc	84d79573da	more idiomatic c	2006-07-16 16:05:37 +00:00
rtm	8148b6ee53	i think my cmpxchg use was wrong in acquire ... nesting cli/sti: release shouldn't always enable interrupts separate setup of lapic from starting of other cpus, so cpu() works earlier flag to disable locking in console output make locks work even when curproc==0 (still crashes in clock interrupt)	2006-07-12 11:15:38 +00:00
rtm	4e8f237be8	no more big kernel lock ... succeeds at usertests.c pipe test	2006-07-12 01:48:35 +00:00
rtm	b548df152b	pre-empt both user and kernel, in clock interrupt ... usertest.c tests pre-emption kill()	2006-07-11 17:39:45 +00:00
rtm	8b4e2a08fe	swtch saves callee-saved registers ... swtch idles on per-CPU stack, not on calling process's stack fix pipe bugs usertest.c tests pipes, fork, exit, close	2006-07-01 21:26:01 +00:00
rtm	55e95b16db	import	2006-06-12 15:22:12 +00:00