garentyler/xv6-riscv
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4 Commits

Author SHA1 Message Date
Robert Morris
9a817bd134 rationalize some vm function names 2019-07-24 15:28:37 -04:00
Frans Kaashoek
b2e9c8eea5 Clear U bit for second stack page so that it functions as a guard page 2019-07-22 15:38:08 -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
5753553213 separate source into kernel/ user/ mkfs/ 2019-06-11 09:57:14 -04:00