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  • 0f90388c89 No T_SYSCALL Frans Kaashoek 2018-10-10 21:50:58 -0400
  • a7ca32e3a3 Change mycpu() to use %gs. Frans Kaashoek 2018-10-09 20:22:48 -0400
  • 821ee3fc99 not much Frans Kaashoek 2018-10-09 19:33:06 -0400
  • 54e6f829e4 Separate system call path from trap path. Passes usertests on 1 and 2 cpus. Frans Kaashoek 2018-10-09 14:28:54 -0400
  • f241e67d91 x Frans Kaashoek 2018-10-07 18:14:53 -0400
  • 704775b63d Make names line up with text Frans Kaashoek 2018-10-04 09:21:36 -0400
  • 2fa3a8fd05 Oops, didn't commit these changes with last commit Frans Kaashoek 2018-10-04 09:21:10 -0400
  • a7ef9a40c4 x Frans Kaashoek 2018-10-03 21:00:32 -0400
  • 7ccc5f5f4f Names of text are better. Frans Kaashoek 2018-10-03 20:14:36 -0400
  • eb72653bd7 use x86-64 names Frans Kaashoek 2018-10-03 18:13:51 -0400
  • 23a58370a4 Switch back bpmain back to main Frans Kaashoek 2018-10-03 17:58:21 -0400
  • 020fc6a1c6 don't care about bootloader Frans Kaashoek 2018-10-03 07:53:37 -0400
  • 343080f7ae Remove unused typedefs Frans Kaashoek 2018-10-02 09:06:41 -0400
  • ec110149ed simplify layout pic Frans Kaashoek 2018-10-02 08:50:05 -0400
  • a0389f707f Remove now unused PDX Frans Kaashoek 2018-10-02 08:43:25 -0400
  • d448fd5e6c Simplify by freeing user part of addres pace in one page increments. This undoes commit ffe444 and 052e18, which skipped page directories, but was tailored to two-level page table. Undoing doesn't seem to affect boottime for xv6 visibly. Frans Kaashoek 2018-10-02 08:36:02 -0400
  • a42b7d5dbb Simplify freeing page table Frans Kaashoek 2018-10-02 08:12:01 -0400
  • 155c13b7f8 Avoid repition in walkpgdir Frans Kaashoek 2018-10-02 07:37:49 -0400
  • 572e106e6f x Frans Kaashoek 2018-09-29 09:05:25 -0400
  • 3bfcaeaf01 Make sysexit and trapret paths the same, so that forkret can return through either path. This helped tracking down a bug: use 144 instead of 32 to find cs in trapframe so that gs is correctly saved and restored. Frans Kaashoek 2018-09-29 08:30:50 -0400
  • 322990649b x Frans Kaashoek 2018-09-29 08:29:34 -0400
  • ab0db651af Checkpoint port of xv6 to x86-64. Passed usertests on 2 processors a few times. Frans Kaashoek 2018-09-23 08:24:42 -0400
  • b818915f79 Update name Use generic 6.828 url (without year) Frans Kaashoek 2018-09-02 08:33:55 -0400
  • 308a3b88c9 thanks tyfkda Frans Kaashoek 2018-08-31 09:21:19 -0400
  • 343255189e thanks Wolfgang Keller Frans Kaashoek 2018-08-31 08:41:23 -0400
  • 80f70c46df x Frans Kaashoek 2018-08-30 16:20:16 -0400
  • 1d19081efb Allow holding to be called with interrupts enabled (for Mark Morrissey). Frans Kaashoek 2018-08-30 16:14:34 -0400
  • 2c73068e82 Delete a patch Adjust typesetting of code Frans Kaashoek 2018-08-30 15:45:16 -0400
  • e559fd2c5a x Frans Kaashoek 2018-08-30 14:47:07 -0400
  • f30488793b x Frans Kaashoek 2018-08-30 14:16:29 -0400
  • 76d4005f9e thanks mtasm Frans Kaashoek 2018-08-30 14:09:03 -0400
  • 6710e5589d thanks wxdao Frans Kaashoek 2018-08-30 13:48:47 -0400
  • 96e4e2f4d1 thanks eyalz800 Frans Kaashoek 2018-08-30 13:46:48 -0400
  • 8f63beaacb vectors.pl is executable and asks shell for perl Frans Kaashoek 2018-08-30 13:36:07 -0400
  • 171c2cc6b8 thanks mataness Frans Kaashoek 2018-08-30 13:30:50 -0400
  • 26108a3b99 thanks tyfkda Frans Kaashoek 2018-08-30 13:27:57 -0400
  • 7f3528bcb3 x Frans Kaashoek 2018-08-30 13:25:54 -0400
  • 210a0f0b30 Remove unused flags (thanks Wolfgang Keller) Frans Kaashoek 2018-08-30 13:14:01 -0400
  • b2ca8e3e23 x Frans Kaashoek 2018-08-30 13:09:03 -0400
  • 960a94fb87 x Frans Kaashoek 2018-08-30 12:12:16 -0400
  • 0b86d03767 Because sleeplocks replaced B_BUSY the holding test can be more specific (thanks Mark Morrissey) Frans Kaashoek 2018-08-30 11:57:46 -0400
  • 0b6f4c08b9 x Frans Kaashoek 2018-08-30 11:42:10 -0400
  • 0754d21c86 stricter log consumption by write() Robert Morris 2017-10-24 08:49:31 -0400
  • 1ab23170a1 improve swtch comment Robert Morris 2017-10-08 07:12:31 -0400
  • 4638cabf8c fix runoff complaints about pagination and long lines Robert Morris 2017-08-29 14:11:59 -0400
  • 164f4bae54 thx Frans Kaashoek 2017-08-10 07:09:53 -0400
  • 3e392c7288 Update comment to reflect xv6 doesn't have per-cpu segments anymore Frans Kaashoek 2017-08-09 08:07:55 -0400
  • 6389d9d410 nothing much Robert Morris 2017-08-09 14:16:55 -0400
  • 4f14d8d1e5 Commit to running on an SMP (perhaps with only 1 core). Remove most code from picirq.c and remove timer.c completely. Update runoff.list. Frans Kaashoek 2017-08-09 07:43:06 -0400
  • 70705966ad comment fixes Robert Morris 2017-08-09 06:54:45 -0400
  • da3b931ddb Thanks Anton Burtsev <aburtsev@uci.edu> Frans Kaashoek 2017-08-08 19:42:51 -0400
  • a4ee6f7de3 fix iput() to more obviously avoid deadlock Robert Morris 2017-08-08 14:19:54 -0400
  • 1c7aa96005 a little more lock documentation Robert Morris 2017-08-08 14:12:25 -0400
  • 70d912b332 protect ip->valid and ip->nlink with sleep lock in iput() Robert Morris 2017-08-08 13:48:48 -0400
  • 3375df5061 change ip->flags&I_VALID to ip->valid Robert Morris 2017-08-08 13:34:13 -0400
  • 14270288b7 Merge branch 'master' of g.csail.mit.edu:xv6-dev Robert Morris 2017-08-08 13:27:06 -0400
  • aba8423c4a frans' fixes to iput() Robert Morris 2017-08-08 13:26:57 -0400
  • 9cec455b17 fs comment nits Robert Morris 2017-08-08 13:24:38 -0400
  • 825ce074b1 Remove some debugging statements Frans Kaashoek 2017-08-07 15:15:18 -0400
  • 61cb32aa9b Merge branch 'nogs' Frans Kaashoek 2017-08-07 14:35:05 -0400
  • 5cbccef811 Merge branch 'patch-1' of https://github.com/aliceinwire/xv6-public Frans Kaashoek 2017-08-07 13:44:03 -0400
  • 0249311675 Merge branch 'patch-1' of https://github.com/Saarett/xv6-public Frans Kaashoek 2017-08-07 13:29:11 -0400
  • 61f26e3c97 Fix typo in dirlookup Grant Wu 2017-04-26 19:56:51 -0700
  • 1fb2ea8890 Update LICENSE Alice Ferrazzi 2017-02-27 13:12:59 +0900
  • 03b3086327 Free pgdir in setupkvm in case of mappages failure Saarett 2017-02-05 12:44:56 +0200
  • c9fa90f7e5 A tiny bit of clean up (e.g., move code searching cpu array from lapic.c into mycpu() in proc.c. Frans Kaashoek 2017-02-01 20:36:41 -0500
  • 2e2d14c235 use panic Frans Kaashoek 2017-02-01 19:21:43 -0500
  • 7c00ce8110 shorten comment Frans Kaashoek 2017-02-01 19:18:47 -0500
  • ed396c068b Eliminate code for gs trick to track per-cpu state. We rely on lapiccpunum() to find a per-cpu id with which we locate a cpu's cpu struct. Frans Kaashoek 2017-02-01 18:04:13 -0500
  • fbb4c09444 Read curproc from cpu structure, but be careful because after a schedule event myproc() points to a different thread. Frans Kaashoek 2017-01-31 20:21:14 -0500
  • abf847a083 Start of an experiment to remove the use of gs for cpu local variables. Frans Kaashoek 2017-01-31 17:47:16 -0500
  • 59cdd6c63b wolfgang keller Frans Kaashoek 2017-01-30 20:24:13 -0500
  • b4f2235e43 Fix spelling Gaoron. Frans Kaashoek 2017-01-30 20:11:23 -0500
  • d57d37eb87 Thanks to Wolfgang Keller <nubok@users.noreply.github.com> Frans Kaashoek 2017-01-30 20:09:54 -0500
  • c383612a7d Thanks to Wolfgang Keller <nubok@users.noreply.github.com> Frans Kaashoek 2017-01-30 20:07:42 -0500
  • 1772853d39 Add support for qemu-system-x86_64 in 64bit hosts Antonio Gutierrez 2016-12-02 20:17:54 +0100
  • 906610efc9 Thanks to Jeehoon Kang <jeehoon.kang@sf.snu.ac.kr> Frans Kaashoek 2017-01-30 20:01:33 -0500
  • 8d1f99637a Fix long-standing switchuvm() inconsistency. Peter Froehlich 2016-12-22 20:26:37 -0500
  • e916d668f7 Fix unsigned conversion bug. Peter H. Froehlich 2016-09-27 16:58:29 -0400
  • 462930727f Cody Frans Kaashoek 2017-01-30 09:38:19 -0500
  • ffe444926e fix possible memory leak in deallocuvm Cody Cutler 2016-09-26 12:21:01 -0400
  • 91fd3470b0 Fixed broken build on newer gold linker with NaCl support Icenowy Zheng 2016-04-09 09:38:40 +0800
  • 907f23a5bb Add mikecat's argp test Frans Kaashoek 2016-09-26 07:54:02 -0400
  • 2a675089b1 fix memory region validation in argptr() MikeCAT 2015-12-19 22:52:11 +0900
  • 0df5f11bae Typo (Thanks to Austin Liew) Frans Kaashoek 2016-09-25 08:27:26 -0400
  • 7ddba7a636 Merge branch 'master' of g.csail.mit.edu:xv6-dev Frans Kaashoek 2016-09-19 07:02:08 -0400
  • 89826f41bd Check result of write (thans to Alexander Kapshuk <alexander.kapshuk@gmail) Frans Kaashoek 2016-09-19 07:01:30 -0400
  • fc1a5da295
         Fix a small README typo Tej Chajed 2016-09-16 09:11:23 -0400
  • 912575ad12 Remove left-over print statements Frans Kaashoek 2016-09-15 19:16:30 -0400
  • d6dc5bcb2d Merge branch 'master' of g.csail.mit.edu:xv6-dev Robert Morris 2016-09-15 12:56:17 -0400
  • aeaa308943 change allocproc() back to acquiring the ptable.lock. fix bugs where caller incorrectly released lock on error return path. Robert Morris 2016-09-15 12:12:05 -0400
  • 469aa8b9b3 xx Robert Morris 2016-09-15 12:01:52 -0400
  • 33188666da Delete two left-over print statements Frans Kaashoek 2016-09-14 21:13:09 -0400
  • 6cec0211d8 Update comment a bit. Frans Kaashoek 2016-09-14 13:01:53 -0400
  • da91a3a408 Add sleeplock.[ch] to listing Frans Kaashoek 2016-09-14 08:43:57 -0400
  • e85cb90cbf one more BUSY Frans Kaashoek 2016-09-13 14:51:44 -0400
  • 564a1cf0cb sleeplock files Frans Kaashoek 2016-09-11 21:01:24 -0400
  • dec637bc59 Replace I_BUSY with sleep locks Frans Kaashoek 2016-09-11 20:59:57 -0400
  • 2adb7c21dc Move retry loop/sleep/wakeup in bio.c into sleeping locks Frans Kaashoek 2016-09-11 20:17:22 -0400
  • 6670d3b5e0 Straight replacement of B_BUSY with a sleeping lock. Frans Kaashoek 2016-09-11 17:24:04 -0400