Messages in this thread | | | Date | Mon, 13 Jan 2003 09:37:54 -0600 (CST) | From | Kai Germaschewski <> | Subject | Re: [PATCH] Check compiler version, SMP and PREEMPT. |
| |
On Mon, 13 Jan 2003, Daniel Jacobowitz wrote:
> On Mon, Jan 13, 2003 at 04:13:19PM +1100, Rusty Russell wrote: > > Linus, please apply if you agree. > > > > Tridge reported getting burned by gcc 3.2 compiled (Debian) XFree > > modules not working on his gcc 2.95-compiled kernel. Interestingly, > > (as Tridge points out) modversions probably would not have caught the > > change in spinlock size, since the ioctl takes a void*, not a > > structure pointer... > > > D: and compiler version (spinlocks change size on UP with gcc major, > > D: at least). > > Why does this happen? It doesn't look like it should, but I only > skimmed the headers checking...
I suppose it's due to the
#if (__GNUC__ > 2) [...]
in include/linux/spinlock.h, i.e. it's not at all gcc's fault.
--Kai
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |