[PATCH] BUG_ON() not arch-specific.

From: Rusty Russell (rusty@rustcorp.com.au)
Date: Wed Dec 05 2001 - 02:24:40 EST


Hi all,

        We only need one BUG_ON implementation, surely. Genericized
and moved to linux/kernel.h.

Cheers,
Rusty.

diff -urN -I \$.*\$ --exclude TAGS -X /home/rusty/devel/kernel/kernel-patches/current-dontdiff --minimal linux-2.5.1-pre5/include/linux/kernel.h working-2.5.1-pre5-percpu/include/linux/kernel.h
--- linux-2.5.1-pre5/include/linux/kernel.h Wed Dec 5 16:49:14 2001
+++ working-2.5.1-pre5-percpu/include/linux/kernel.h Wed Dec 5 18:12:15 2001
@@ -176,4 +176,5 @@
         char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */
 };
 
+#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
 #endif
diff -urN -I \$.*\$ --exclude TAGS -X /home/rusty/devel/kernel/kernel-patches/current-dontdiff --minimal linux-2.5.1-pre5/include/asm-alpha/page.h working-2.5.1-pre5-percpu/include/asm-alpha/page.h
--- linux-2.5.1-pre5/include/asm-alpha/page.h Tue Dec 4 17:17:27 2001
+++ working-2.5.1-pre5-percpu/include/asm-alpha/page.h Wed Dec 5 18:14:34 2001
@@ -67,18 +67,6 @@
 
 #define PAGE_BUG(page) BUG()
 
-#define BUG_ON(condition) \
- do { \
- if (unlikely((long)(condition)))\
- BUG(); \
- } while (0)
-
-#define BUG_ON(condition) \
- do { \
- if (unlikely((int)(condition))) \
- BUG(); \
- } while (0)
-
 /* Pure 2^n version of get_order */
 extern __inline__ int get_order(unsigned long size)
 {
diff -urN -I \$.*\$ --exclude TAGS -X /home/rusty/devel/kernel/kernel-patches/current-dontdiff --minimal linux-2.5.1-pre5/include/asm-i386/page.h working-2.5.1-pre5-percpu/include/asm-i386/page.h
--- linux-2.5.1-pre5/include/asm-i386/page.h Tue Dec 4 17:17:27 2001
+++ working-2.5.1-pre5-percpu/include/asm-i386/page.h Wed Dec 5 18:06:31 2001
@@ -101,12 +101,6 @@
         BUG(); \
 } while (0)
 
-#define BUG_ON(condition) \
- do { \
- if (unlikely((int)(condition))) \
- BUG(); \
- } while (0)
-
 /* Pure 2^n version of get_order */
 static __inline__ int get_order(unsigned long size)
 {

--
Premature optmztion is rt of all evl. --DK
-
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