Commit graph

583 commits

Author SHA1 Message Date
rsc
7895178df3 nits 2007-08-27 14:31:50 +00:00
rsc
6c34f97cb8 tell what an inode is 2007-08-27 14:23:48 +00:00
rsc
a505fd6651 FS cleanup.
Add utility routines bzero, readsb so that balloc, bfree fit on one page.
Make balloc loop clearer.
2007-08-27 14:20:24 +00:00
rsc
d003d232fc Another attempt at the bio.c comment.
Rename B_WRITE to B_DIRTY and then let ide.c
maintain the B_VALID and B_DIRTY flags.
2007-08-27 14:09:30 +00:00
rsc
efc12b8e61 Replace yield system call with sleep. 2007-08-27 13:34:35 +00:00
rsc
e1872bb130 formatting, fix comment 2007-08-27 13:11:13 +00:00
rsc
e0240674f5 make kfree loop same as kalloc 2007-08-27 12:50:36 +00:00
rsc
7bb73cdbc7 nits 2007-08-27 12:48:20 +00:00
rsc
8e67005320 cut bootmain to 1 sheet 2007-08-27 12:48:03 +00:00
rsc
8d2e9a4867 shuffle for formatting 2007-08-24 22:17:54 +00:00
rsc
d7b44dbcfc minor cleanups 2007-08-24 22:17:41 +00:00
rsc
cb30c81860 nit 2007-08-24 21:33:11 +00:00
rsc
872a63e104 nits 2007-08-24 21:14:58 +00:00
rsc
766ba5cc06 first ever correct use of strncpy 2007-08-24 21:00:02 +00:00
rsc
aa6824ab64 remove unused variable 2007-08-24 20:59:43 +00:00
rsc
07090dd705 Remove struct uinode.
Remove type arg to mknod (assume T_DEV).
2007-08-24 20:54:23 +00:00
rsc
fa1b34106a not first anymore 2007-08-24 20:28:21 +00:00
rsc
97ac612fb1 nits 2007-08-24 20:28:08 +00:00
rsc
ffa58d3616 align 2007-08-24 20:27:47 +00:00
rsc
dd86897434 make wakeup1 static 2007-08-24 20:22:55 +00:00
rsc
e0e7d07e5a test that fork fails gracefully 2007-08-24 20:20:23 +00:00
rsc
5af5f6aa7f Reorder spinlock.c: acquire and release first 2007-08-24 20:06:14 +00:00
rsc
4bcd0f6a77 Add yield system call, for zombie test program (bad idea?). 2007-08-24 20:04:53 +00:00
rsc
1b789e1d50 Remove puts in favor of printf.
Allow multiple arguments to ls.
2007-08-24 20:03:40 +00:00
rtm
8e88f9e2c6 comment nits 2007-08-24 19:52:49 +00:00
rsc
4d39b63388 nits 2007-08-24 19:46:19 +00:00
rsc
895c182d74 finish comments 2007-08-24 19:37:24 +00:00
rsc
124f32ae38 tweak 2007-08-24 19:36:52 +00:00
rtm
902b13f5d6 simplify ide queuing
nits in comments
2007-08-24 19:32:36 +00:00
rsc
2bc72bdd29 bring bootasm and bootother more in sync 2007-08-24 19:25:52 +00:00
rsc
5d1f4b8a3a Rework comments a bit.
Move initialization of %sp after
protected mode jump and change to %esp.
2007-08-24 18:52:59 +00:00
rtm
2036534834 add missing iput() at end of _namei() 2007-08-24 14:56:17 +00:00
rtm
b55513796f oops, O_CREATE doesn't truncate, so holes can't exist, thus no bug 2007-08-24 12:55:15 +00:00
rtm
3d5f21ee1f test concurrent open/unlink of same file (ok)
test files with holes (not ok)
2007-08-24 12:19:13 +00:00
rsc
68ae4cc127 comment what +m means; omit needless __ 2007-08-24 00:34:54 +00:00
rsc
2aae720537 omit needless ampersands 2007-08-24 00:02:03 +00:00
rsc
649bc99fe4 align, sort 2007-08-23 23:58:19 +00:00
rsc
b1fb19b6df Use parent pointer instead of ppid. 2007-08-23 14:40:30 +00:00
rsc
3a057d12ae avoid hardcoding init as pid 1 proc[0] 2007-08-23 14:35:28 +00:00
rsc
1d7839a1da my mistake found by robert 2007-08-22 17:45:52 +00:00
rsc
e9ddc7c099 NREQUEST = NBUF 2007-08-22 14:38:00 +00:00
rsc
15868c4bbf better comment 2007-08-22 14:21:05 +00:00
rsc
f0721f1be4 tweaks 2007-08-22 06:20:10 +00:00
rsc
eaea18cb9c PDF at http://am.lcs.mit.edu/~rsc/xv6.pdf
Various changes made while offline.

 + bwrite sector argument is redundant; use b->sector.
 + reformatting of files for nicer PDF page breaks
 + distinguish between locked, unlocked inodes in type signatures
 + change FD_FILE to FD_INODE
 + move userinit (nee proc0init) to proc.c
 + move ROOTDEV to param.h
 + always parenthesize sizeof argument
2007-08-22 06:01:32 +00:00
rsc
3dcf889c1b cleanup 2007-08-22 05:57:39 +00:00
rsc
6bf2e5c898 add ln 2007-08-22 05:54:55 +00:00
rsc
c88bf235fe check unlink of non-empty directory 2007-08-22 02:21:22 +00:00
rsc
bd39955ecc ARGMAX -> MAXARGS 2007-08-21 20:01:11 +00:00
rsc
fbf9103952 remove namelen parameter 2007-08-21 19:58:55 +00:00
rsc
0073beee52 remove dead code 2007-08-21 19:22:27 +00:00