Commit graph

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)