[holt@robinlt allmodconfig]$ git-bisect good e63352fa06fb8c476e56e51323d80f2e7baee67f is first bad commit commit e63352fa06fb8c476e56e51323d80f2e7baee67f Author: Eduard - Gabriel Munteanu <eduard.munteanu@xxxxxxxxxxx> Date: Tue Aug 19 20:43:26 2008 +0300 kmemtrace: SLUB hooks. This adds hooks for the SLUB allocator, to allow tracing with kmemtrace. Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu@xxxxxxxxxxx> Signed-off-by: Pekka Enberg <penberg@xxxxxxxxxxxxxx> :040000 040000 913348ac82982bd048439179f5d9e2231cc42ee6 984c6232d4eb257d8b31fe104e8731d8d5d6af18 M include :040000 040000 eca09754017963bda58bc53e2863f59431df0ea7 92bc3efb5a7b9bc254f17def2c31b3c0a030122e M mm To sum up, This commit when compiled for IA64 using Andrew's gcc 3.4.5 cross compiler and allmodconfig results in a build failure with: arch/ia64/kernel/built-in.o(.text+0x4852): In function `efi_initialize_iomem_resources': /work/git-linus/allmodconfig/arch/ia64/kernel/efi.c:1200: undefined reference to `__ia64_save_stack_nonlocal' arch/ia64/kernel/built-in.o(.text+0x12992): In function `pfm_context_create': /work/git-linus/allmodconfig/arch/ia64/kernel/perfmon.c:2683: undefined reference to `__ia64_save_stack_nonlocal' arch/ia64/kernel/built-in.o(.text+0x1ba22): In function `sys_perfmonctl': /work/git-linus/allmodconfig/arch/ia64/kernel/perfmon.c:4808: undefined reference to `__ia64_save_stack_nonlocal' arch/ia64/kernel/built-in.o(.text+0x379a2): In function `dup_state_stack': /work/git-linus/allmodconfig/arch/ia64/kernel/unwind.c:645: undefined reference to `__ia64_save_stack_nonlocal' arch/ia64/kernel/built-in.o(.text+0x37ec2): In function `desc_prologue': /work/git-linus/allmodconfig/arch/ia64/kernel/unwind.c:809: undefined reference to `__ia64_save_stack_nonlocal' arch/ia64/kernel/built-in.o(.text+0x3a822):/work/git-linus/allmodconfig/arch/ia64/kernel/unwind_decoder.c:368: more undefined references to `__ia64_save_stack_nonlocal' follow With gcc 4.1.2 it compiles fine. Thanks, Robin On Thu, Aug 21, 2008 at 05:23:46PM -0700, Luck, Tony wrote: > > The resulting binary should be faster, though. ;-) > > Ah, but I spend much more time compiling kernels than I do > running them ... so this isn't a good tradeoff for me ;-) > > > How about giving > > GCC 4.3 a try, by the way? IIRC, GCC 4.2 has some aliasing issues > > that have been addressed. > > I tried 4.3.1 and got: > > configure: error: Building GCC requires GMP 4.1+ and MPFR 2.3.0+. > > So I'll have to do some other upgrading and installing on my > ancient build box to make this work :-( > > -Tony > -- > To unsubscribe from this list: send the line "unsubscribe linux-ia64" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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