Messages in this thread Patch in this message | | | From | Wayne.Brown@altec ... | Date | Thu, 12 Apr 2001 15:08:28 -0500 |
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Christoph Hellwig <hch@ns.caldera.de> wrote:
>So the /* old gcc */ part should probably be enabled based on a define for the
>old compiler. The right ifdef seems to be:
> > #if __GNUC__ == 2 && __GNUC_MINOR__ < 95 > >Could you test it this way?
Yes, that works for me. Is this the sort of thing you had in mind?
Wayne
--- include/asm-i386/rwsem.h.old Thu Apr 12 14:50:08 2001 +++ include/asm-i386/rwsem.h Thu Apr 12 14:54:14 2001 @@ -20,18 +20,24 @@ #include <linux/spinlock.h> #include <linux/wait.h>
+#if __GNUC__ == 2 && __GNUC_MINOR__ < 95 + +/* old gcc */ #if RWSEM_DEBUG -#define rwsemdebug(FMT,...) do { if (sem->debug) printk(FMT,__VA_ARGS__); } while(0) +#define rwsemdebug(FMT, ARGS...) do { if (sem->debug) printk(FMT,##ARGS); } while(0) #else -#define rwsemdebug(FMT,...) +#define rwsemdebug(FMT, ARGS...) #endif
-/* old gcc */ +#else + #if RWSEM_DEBUG -//#define rwsemdebug(FMT, ARGS...) do { if (sem->debug) printk(FMT,##ARGS); } while(0) +#define rwsemdebug(FMT,...) do { if (sem->debug) printk(FMT,__VA_ARGS__); } while(0) #else -//#define rwsemdebug(FMT, ARGS...) +#define rwsemdebug(FMT,...) #endif + +#endif /* __GNUC__ == 2 && __GNUC_MINOR__ < 95 */
#ifdef CONFIG_X86_XADD #include <asm/rwsem-xadd.h> /* use XADD based semaphores if possible */
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