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2018-09-23Checkpoint port of xv6 to x86-64. Passed usertests on 2 processors a few times.Frans Kaashoek1-1/+1
2016-08-25Remove trailing white space with:Frans Kaashoek1-1/+1
2011-08-29Revert "Introduce and use sleeplocks instead of BUSY flags"Frans Kaashoek1-6/+1
2011-08-26Introduce and use sleeplocks instead of BUSY flagsFrans Kaashoek1-1/+6
2009-08-30assorted fixes:Russ Cox1-5/+5
2008-08-20formatting updatesrsc1-43/+0
2007-08-28clumsy blank pages to make some files align betterrsc1-0/+44
2006-09-07more commentsrsc1-4/+8
2006-08-29clean up stale error checks and panicsrtm1-1/+0
2006-08-10interrupts could be recursive since lapic_eoi() called before rtirtm1-1/+2
2006-08-08fix race in holding() check in acquire()rtm1-1/+1
2006-07-29open()rtm1-0/+1
2006-07-20uint32_t -> uint &crtm1-1/+1
2006-07-17add ide_lock for sleeprsc1-1/+2
2006-07-17add uint and standardize on typedefs instead of unsignedrsc1-2/+2
2006-07-15no more recursive locksrtm1-2/+0
2006-07-12i think my cmpxchg use was wrong in acquirertm1-1/+1
2006-07-12cvs add spinlock.hrtm1-0/+6
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