135e2/xv6-labs.git - xv6-labs-2024-winter

Age	Commit message (Collapse)	Author	Files	Lines
2006-08-10	interrupts could be recursive since lapic_eoi() called before rti	rtm	1	-1/+1
	so fast interrupts overflow the kernel stack fix: cli() before lapic_eoi()
2006-07-18	prevent longjmp / forkret from writing over tf->edi	rtm	1	-0/+5

2006-07-15	no more recursive locks	rtm	1	-7/+12
	wakeup1() assumes you hold proc_table_lock sleep(chan, lock) provides atomic sleep-and-release to wait for condition ugly code in swtch/scheduler to implement new sleep fix lots of bugs in pipes, wait, and exit fix bugs if timer interrupt goes off in schedule() console locks per line, not per byte
2006-07-12	no more big kernel lock	rtm	1	-0/+10
	succeeds at usertests.c pipe test
2006-07-01	swtch saves callee-saved registers	rtm	1	-2/+12
	swtch idles on per-CPU stack, not on calling process's stack fix pipe bugs usertest.c tests pipes, fork, exit, close
2006-06-27	file descriptors	rtm	1	-0/+100
	pipes