patch-2.2.14 linux/include/asm-sparc/shmparam.h

• Lines: 20
• Date: Tue Jan 4 10:12:24 2000
• Orig file: v2.2.13/linux/include/asm-sparc/shmparam.h
• Orig date: Sun Oct 4 10:22:44 1998

diff -u --recursive --new-file v2.2.13/linux/include/asm-sparc/shmparam.h linux/include/asm-sparc/shmparam.h
@@ -1,4 +1,4 @@
-/* $Id: shmparam.h,v 1.4 1998/09/28 07:15:01 jj Exp $ */
+/* $Id: shmparam.h,v 1.4.2.1 1999/09/29 18:00:44 davem Exp $ */
 #ifndef _ASMSPARC_SHMPARAM_H
 #define _ASMSPARC_SHMPARAM_H
 
@@ -39,7 +39,12 @@
 #define SHMMNI (1<<_SHM_ID_BITS)	/* max num of segs system wide */
 #define SHMALL				/* max shm system wide (pages) */ \
 	(1<<(_SHM_IDX_BITS+_SHM_ID_BITS))
-#define	SHMLBA PAGE_SIZE		/* attach addr a multiple of this */
+
+extern int vac_cache_size;
+#define SHMLBA (vac_cache_size ? vac_cache_size : \
+		(sparc_cpu_model == sun4c ? (64 * 1024) : \
+		 (sparc_cpu_model == sun4 ? (128 * 1024) : PAGE_SIZE)))
+
 #define SHMSEG SHMMNI			/* max shared segs per process */
 
 #endif /* _ASMSPARC_SHMPARAM_H */