xv6-riscv-rust

Commit Graph

Author	SHA1	Message	Date
rtm	46bbd72f3e	no more recursive locks 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	2006-07-15 12:03:57 +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	664324745e	cvs add spinlock.h fix race in schedule()	2006-07-12 09:10:25 +00:00

Author

SHA1

Message

Date

rtm

46bbd72f3e

no more recursive locks

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

2006-07-15 12:03:57 +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

664324745e

cvs add spinlock.h

fix race in schedule()

2006-07-12 09:10:25 +00:00

3 Commits (9b37d1bfaa65c96e7a465c285599aa45117182ea)