On Thu, Jan 15, 2009 at 11:55:40AM +0000, Catalin Marinas wrote: > On Thu, 2009-01-15 at 12:20 +0100, Heiko Carstens wrote: > > On Thu, Jan 15, 2009 at 04:05:04PM +0530, Kamalesh Babulal wrote: > > > Hi Stephen, > > > > > > next-20090115 allyesconfig build fails on s390x > > > > > > mm/built-in.o: In function `kmemleak_scan': > > > mm/kmemleak.c:977: undefined reference to `_sdata' > > > make: *** [.tmp_vmlinux1] Error 1 > > > > A lot of architectures don't have _sdata definined in their linker scripts. > > On s390 _sdata would be the same as _etext. But that is not necessarily true > > for all architectures. > > Kmemleak has only been tested on ARM and x86. I can add patches for the > other architectures so that the compilation is fine but can't really run > such kernels. That would be nice. Fixing it so that it actually works (_if_ it does not) can still be done later. Btw. you have /* * Stop the automatic memory scanning thread. This function must be called * with the kmemleak_mutex held. */ void stop_scan_thread(void) { ... but call the function unlocked from kmemleak_write. Looks like a bug ;) -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html