10 commits

Author	SHA1	Message	Date
Robert Morris	0c10cbe829	syscall lab nits	2019-08-02 11:55:26 -04:00
Robert Morris	6507da772d	argptr no longer needed, since copyin checks	2019-07-28 06:29:37 -04:00
Robert Morris	cc1a303d09	fetchint isn't used any more	2019-07-26 12:34:06 -04:00
Frans Kaashoek	b924e44f06	Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscv	2019-07-17 05:53:47 -04:00
Frans Kaashoek	ce53416f49	Delete x86 comment	2019-07-17 05:53:34 -04:00
Robert Morris	5eb1685700	have kill() lock before looking at p->pid ... document wait()'s use of np->parent w/o holding lock.	2019-07-10 09:24:50 -04:00
Frans Kaashoek	1e4d7065d6	Merge branch 'riscv' into riscv-proc	2019-07-02 14:19:31 -04:00
Frans Kaashoek	67702cf706	Checkpoint switching to per-process locks, in attempt clarify xv6's ... locking plan, which is a difficult to understand because ptable lock protects many invariants. This implementation has a bug: once in a while xv6 unlocks a proc lock that is locked by another core.	2019-07-02 09:14:47 -04:00
Robert Morris	18e76a6c47	sbrk() returns a pointer, so it should be 64 bits	2019-07-01 17:01:50 -04:00
Robert Morris	5753553213	separate source into kernel/ user/ mkfs/	2019-06-11 09:57:14 -04:00

Renamed from syscall.c (Browse further)