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AgeCommit message (Expand)AuthorFilesLines
2019-06-05spinlocks using gcc intrinsicsRobert Morris1-3/+2
2019-06-05start at support for multiple CPUsRobert Morris1-11/+16
2019-06-04more sbrk fixesRobert Morris1-4/+0
2019-06-04fix a problem with end. make uartputc() wait until h/w is ready.Robert Morris1-1/+1
2019-06-04support read() and write() bigger than one pageRobert Morris1-0/+29
2019-06-03console input and sbrkRobert Morris1-64/+2
2019-06-03takes one uart input interrupt, then panicsRobert Morris1-0/+16
2019-06-01first shell prints $ prompt, though no console input yetRobert Morris1-2/+2
2019-05-31exec compiles but argstr() doesn't work yetRobert Morris1-12/+38
2019-05-31-initrd fs.img, ramdisk.c, file systemRobert Morris1-18/+9
2019-05-31fork/wait/exit workRobert Morris1-136/+149
2018-10-09Change mycpu() to use %gs.Frans Kaashoek1-4/+12
2018-10-09Separate system call path from trap path. Passes usertests on 1 and 2 cpus.Frans Kaashoek1-15/+11
2018-10-03Names of text are better.Frans Kaashoek1-2/+2
2018-10-03use x86-64 namesFrans Kaashoek1-2/+2
2018-09-29Make sysexit and trapret paths the same, so that forkret can return throughFrans Kaashoek1-4/+12
2018-09-23Checkpoint port of xv6 to x86-64. Passed usertests on 2 processors a few times.Frans Kaashoek1-18/+16
2017-08-29fix runoff complaints about pagination and long linesRobert Morris1-2/+2
2017-02-01A tiny bit of clean up (e.g., move code searching cpu array from lapic.c intoFrans Kaashoek1-2/+13
2017-02-01use panicFrans Kaashoek1-6/+2
2017-02-01shorten commentFrans Kaashoek1-6/+2
2017-02-01Eliminate code for gs trick to track per-cpu state. We rely on lapiccpunum()Frans Kaashoek1-11/+23
2017-01-31Read curproc from cpu structure, but be careful because after a schedule eventFrans Kaashoek1-38/+63
2017-01-31Start of an experiment to remove the use of gs for cpu local variables.Frans Kaashoek1-40/+49
2016-09-15change allocproc() back to acquiring the ptable.lock.Robert Morris1-14/+6
2016-09-08this might fix the reported deadlock, though I can't reproduce it.Robert Morris1-1/+17
2016-09-02comment about sched() saving/restoring cpu->intenaRobert Morris1-1/+6
2016-08-25Remove trailing white space with:Frans Kaashoek1-9/+9
2016-08-13hold ptable.lock for the entire process creationRobert Morris1-7/+13
2016-08-11nothing muchRobert Morris1-1/+1
2015-06-27Pick up where i left off in april:Frans Kaashoek1-1/+2
2014-08-27a start at concurrent FS system callsRobert Morris1-2/+2
2014-08-04every iput() and namei() must be inside a transactionRobert Morris1-0/+2
2014-08-04use acquire/release to force order for pid=np->pid;np->state=RUNNINGRobert Morris1-3/+7
2012-08-22Remove unused argument to setupkvm (thanks to Peter Froehlich)Frans Kaashoek1-1/+1
2011-09-01fix usertests to correctly test what happens when you callRobert Morris1-1/+1
2011-08-22A commentFrans Kaashoek1-0/+3
2011-08-22Remove sys_init syscallFrans Kaashoek1-0/+6
2011-08-09Use static page table for boot, mapping first 4Mbyte; no more segment trickFrans Kaashoek1-1/+1
2011-07-29Map kernel highFrans Kaashoek1-0/+1
2011-02-19xv6: formatting, cleanup, rev5 (take 2)Russ Cox1-38/+38
2011-01-11make new code like old codeRuss Cox1-5/+7
2010-09-13change some comments, maybe more informativeRobert Morris1-2/+4
2010-09-02Simplify allocuvm/deallocuvm to operate in a contiguous memory model. This m...Austin Clements1-3/+4
2010-09-02Simplify inituvm and userinit by assuming initcode fits on a pageAustin Clements1-5/+2
2010-09-02Oops. Broke the build when I rearranged proc.cAustin Clements1-0/+2
2010-09-02Rearrange proc.h and proc.c to get our action-packed spreads back (mostly). ...Austin Clements1-86/+86
2010-09-01Space policeAustin Clements1-5/+5
2010-08-31Fix too-long linesAustin Clements1-1/+2
2010-08-31kalloc/kfree now only a page at a timeRobert Morris1-3/+3
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