sanchayanmaity/xv6-cs450
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3 commits

Author SHA1 Message Date
rsc
c2258bf4d2 fork minibug 2007-11-28 20:47:22 +00:00
rsc
943fd378a1 Incorporate new understanding of/with Intel SMP spec. 
Dropped cmpxchg in favor of xchg, to match lecture notes.

Use xchg to release lock, for future protection and to
keep gcc from acting clever.
 2007-10-01 20:43:15 +00:00
rsc
c840f3ecdc tricks 2007-09-30 14:20:47 +00:00