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Created with Raphaël 2.2.025Sep19161514131182126Aug2524191813121110815Nov1418Sep12Aug30Jun2710Apr324Mar19Feb3Oct23Sep12829Aug2827431Jul4Mar24Oct10Sep728Aug24232217Feb14Oct1130Sep2714131275432131Aug3029262524222119171615121198731Jul292724Jun28Apr28Feb1911Jan10229Sep272019151332131Aug302611106528Jul26252326Feb1Dec23Nov24Oct7530Sep20153230Aug813Jul121131May268Mar20Oct17161512828Sep24119328Aug22212020Dec28Nov20Oct12130Sep272625191815531Aug302928272423222120141098Typo (Thanks to Austin Liew)mastermasterMerge branch 'master' of g.csail.mit.edu:xv6-devCheck result of write (thans to Alexander Kapshuk <alexander.kapshuk@gmail)Fix a small README typoRemove left-over print statementsMerge branch 'master' of g.csail.mit.edu:xv6-devchange allocproc() back to acquiring the ptable.lock.xxDelete two left-over print statementsUpdate comment a bit.Add sleeplock.[ch] to listingone more BUSYsleeplock filesReplace I_BUSY with sleep locksMove retry loop/sleep/wakeup in bio.c into sleeping locksStraight replacement of B_BUSY with a sleeping lock.Merge branch 'master' of g.csail.mit.edu:xv6-devxuse asm() for lock release, not a C assignmentthis might fix the reported deadlock, though I can't reproduce it.Be a bit more explicit what kind of suggestions are are interested.Make runoff happyFix a few lines that runoff is complaining about that they are too longack xiMerge branch 'master' of g.csail.mit.edu:xv6-devAPIC IDs may not be consecutive and start from zero, so we cannot really use itcomment about sched() saving/restoring cpu->intenacurproc -> proc in a commentbetter commentackset iomb to forbid i/o instructions from user spacexRemove trailing white space with:ack mikecatadd check for wrapping of address + size in exec()add alignment check of virtual address to exec()p2v -> P2VxCoding style (thanks to phf).Fixed QEMU command line avoids raw image warning.