greg/xv6
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity
xv6 is a modern re-implementation of Sixth Edition Unix in ANSI C for multiprocessor x86/x86_64 systems.
108 commits 2 branches 0 tags 12 MiB
C 86.1%
Assembly 3.7%
Makefile 3.4%
Shell 2.5%
Perl 2.3%
Other 2%
Find a file
rtm 211ff0c67e namei returns locked parent dir inode for create / unlink 
don't hold fd table lock across idecref() (latter does block i/o)
idecref calls iput() in case last ref -> freeing inode
dir size is 512 * # blocks, so readi/writei &c work
unlink deletes dirent even if ip->nlink > 0
2006-08-13 12:22:44 +00:00
.cvsignore Changes to allow use of native x86 ELF compilers, which on my 2006-07-11 01:07:40 +00:00
asm.h oops 2006-06-22 15:28:09 +00:00
bio.c zero out all of dirent.name when creating 2006-08-12 22:44:26 +00:00
bootasm.S checkpoint. booting second processor. stack is messed up, but thanks to cliff 2006-06-22 01:28:57 +00:00
bootmain.c uint32_t -> uint &c 2006-07-20 09:07:53 +00:00
bootother.S stick mpstack in cpu structure 2006-06-26 16:40:43 +00:00
buf.h LRU disk cache replacement 2006-08-12 22:34:13 +00:00
cat.c fix race in holding() check in acquire() 2006-08-08 19:58:06 +00:00
console.c init creates console, opens 0/1/2, runs sh 2006-08-11 13:55:18 +00:00
defs.h namei returns locked parent dir inode for create / unlink 2006-08-13 12:22:44 +00:00
dev.h init creates console, opens 0/1/2, runs sh 2006-08-11 13:55:18 +00:00
dot-bochsrc update 2006-07-26 10:17:39 +00:00
echo.c fix race in holding() check in acquire() 2006-08-08 19:58:06 +00:00
elf.h uint32_t -> uint &c 2006-07-20 09:07:53 +00:00
fcntl.h low-level keyboard input (not hooked up to /dev yet) 2006-08-10 02:07:10 +00:00
fd.c namei returns locked parent dir inode for create / unlink 2006-08-13 12:22:44 +00:00
fd.h fix race in holding() check in acquire() 2006-08-08 19:58:06 +00:00
fs.c namei returns locked parent dir inode for create / unlink 2006-08-13 12:22:44 +00:00
fs.h low-level keyboard input (not hooked up to /dev yet) 2006-08-10 02:07:10 +00:00
fsvar.h namei returns locked parent dir inode for create / unlink 2006-08-13 12:22:44 +00:00
ide.c link() 2006-08-13 02:12:44 +00:00
init.c fix getblk to actually lock the block 2006-08-12 11:38:57 +00:00
ioapic.c fix deadlock---iput(dp) asap 2006-08-11 18:18:38 +00:00
ioapic.h better interrupt plan---this one appears to work 2006-08-04 18:12:31 +00:00
kalloc.c interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
lapic.c fix race in holding() check in acquire() 2006-08-08 19:58:06 +00:00
ls.c fstat 2006-08-12 04:33:50 +00:00
main.c link() 2006-08-13 02:12:44 +00:00
Makefile fstat 2006-08-12 04:33:50 +00:00
mkfs.c low-level keyboard input (not hooked up to /dev yet) 2006-08-10 02:07:10 +00:00
mmu.h interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
mp.c fix race in holding() check in acquire() 2006-08-08 19:58:06 +00:00
mp.h uint32_t -> uint &c 2006-07-20 09:07:53 +00:00
Notes namei returns locked parent dir inode for create / unlink 2006-08-13 12:22:44 +00:00
param.h devsw 2006-08-09 16:04:04 +00:00
picirq.c nit 2006-08-04 18:23:23 +00:00
pipe.c interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
printf.c printf 2006-08-10 01:28:57 +00:00
proc.c link() 2006-08-13 02:12:44 +00:00
proc.h interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
README fix race in holding() check in acquire() 2006-08-08 19:58:06 +00:00
setjmp.S rename swtch.S to setjmp.S 2006-07-16 15:40:51 +00:00
sh.c fix getblk to actually lock the block 2006-08-12 11:38:57 +00:00
sign.pl import 2006-06-12 15:22:12 +00:00
spinlock.c interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
spinlock.h interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
stat.h fstat 2006-08-12 04:33:50 +00:00
string.c uint32_t -> uint &c 2006-07-20 09:07:53 +00:00
syscall.c namei returns locked parent dir inode for create / unlink 2006-08-13 12:22:44 +00:00
syscall.h link() 2006-08-13 02:12:44 +00:00
trap.c interrupts could be recursive since lapic_eoi() called before rti 2006-08-10 22:08:14 +00:00
trapasm.S Attempt to clean up newproc somewhat. 2006-07-16 01:47:40 +00:00
traps.h timer interrupts 2006-06-28 16:35:03 +00:00
types.h uint32_t -> uint &c 2006-07-20 09:07:53 +00:00
ulib.c fix getblk to actually lock the block 2006-08-12 11:38:57 +00:00
user.h link() 2006-08-13 02:12:44 +00:00
user1.c nitpicks 2006-07-17 01:25:22 +00:00
userfs.c zero freed blocks 2006-08-13 05:28:04 +00:00
usertests.c namei returns locked parent dir inode for create / unlink 2006-08-13 12:22:44 +00:00
usys.S link() 2006-08-13 02:12:44 +00:00
vectors.pl add minimal comments to generator vector table 2006-07-16 15:38:56 +00:00
x86.h low-level keyboard input (not hooked up to /dev yet) 2006-08-10 02:07:10 +00:00

README 

This is the content of file README.