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| author | kaashoek <kaashoek> | 2006-07-06 21:47:22 +0000 |
|---|---|---|
| committer | kaashoek <kaashoek> | 2006-07-06 21:47:22 +0000 |
| commit | 7837c71b32fc716101a859302e0349061416bd6e (patch) | |
| tree | 57ec72178b980a3cd794b2f93bd021e08004368f /syscall.h | |
| parent | b22d898297a2496ba4cfd31d445769fbebc0a46d (diff) | |
| download | xv6-labs-7837c71b32fc716101a859302e0349061416bd6e.tar.gz xv6-labs-7837c71b32fc716101a859302e0349061416bd6e.tar.bz2 xv6-labs-7837c71b32fc716101a859302e0349061416bd6e.zip | |
disable all interrupts when acquiring lock
user program that makes a blocking system call
Diffstat (limited to 'syscall.h')
| -rw-r--r-- | syscall.h | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -6,3 +6,4 @@ #define SYS_write 6 #define SYS_read 7 #define SYS_close 8 +#define SYS_block 9 |