From cdc2c30e99f2fb3d65dfbc8ef73efd433a3f1966 Mon Sep 17 00:00:00 2001 From: cinap_lenrek Date: Thu, 26 Sep 2013 22:24:31 +0200 Subject: reverting semaphore lock changes from sources (r41ccd6d221da, rb28756e5ba29) semaphore locks have much higher overhead than initially presented in the "Semaphores in Plan9" paper. until the reason for it has been found out i will revert the changes. --- sys/src/ape/lib/ap/plan9/sys9.h | 9 --------- 1 file changed, 9 deletions(-) (limited to 'sys/src/ape/lib/ap/plan9') diff --git a/sys/src/ape/lib/ap/plan9/sys9.h b/sys/src/ape/lib/ap/plan9/sys9.h index cb326e851..b9e5bbc04 100644 --- a/sys/src/ape/lib/ap/plan9/sys9.h +++ b/sys/src/ape/lib/ap/plan9/sys9.h @@ -106,11 +106,8 @@ extern int _SEGDETACH(void*); extern int _SEGFLUSH(void*, unsigned long); extern int _SEGFREE(void*, unsigned long); extern long long _SEEK(int, long long, int); -extern int _SEMACQUIRE(long*, int); -extern long _SEMRELEASE(long*, long); extern int _SLEEP(long); extern int _STAT(const char*, unsigned char*, int); -extern int _TSEMACQUIRE(long*, unsigned long); extern Waitmsg* _WAIT(void); extern long _WRITE(int, const void*, long); extern int _WSTAT(const char*, unsigned char*, int); @@ -122,9 +119,3 @@ extern int __creat(char *, int); extern int __link(char *, int); extern int __stat(char *, struct stat *); extern int __unlink(char *); - -/* - * atomic - */ -extern long ainc(long*); -extern long adec(long*); -- cgit v1.2.3