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2006-07-06disable all interrupts when acquiring lockkaashoek1-2/+7
user program that makes a blocking system call
2006-07-01swtch saves callee-saved registersrtm1-1/+1
swtch idles on per-CPU stack, not on calling process's stack fix pipe bugs usertest.c tests pipes, fork, exit, close
2006-06-27file descriptorsrtm1-5/+13
pipes
2006-06-26system call argumentsrtm1-0/+1
2006-06-22compile "user programs"rtm1-3/+7
curproc array
2006-06-22checkpoint. booting second processor. stack is messed up, but thanks to cliffkaashoek1-3/+7
and plan 9 code, at least boots and gets into C code.
2006-06-21start on MP; detect MP configurationkaashoek1-1/+1
2006-06-16checkpointrtm1-1/+1
2006-06-15sleep, wakeup, wait, exitrtm1-2/+4
2006-06-15primitive fork and exit system callsrtm1-2/+3
2006-06-13more or less take traps/interruptsrtm1-1/+4
2006-06-12xxrtm1-5/+2
2006-06-12importrtm1-0/+30