parisc: Limit amount of kgdb breakpoints on parisc

kgdb is rarely used and 40 breakpoints seems enough to debug
parisc specific bugs.
Signed-off-by: Helge Deller <deller@gmx.de>

arch/parisc/include/asm/kgdb.h

@@ -17,6 +17,8 @@
 #define NUMREGBYTES			sizeof(struct parisc_gdb_regs)
 #define BUFMAX				4096
 
+#define KGDB_MAX_BREAKPOINTS		40
+
 #define CACHE_FLUSH_IS_SAFE		1
 
 #ifndef __ASSEMBLY__