Hi Stephen, next-20090925 randconfig build breaks on s390x, with CONFIG_AIO=n. arch/s390/mm/pgtable.c: In function 's390_enable_sie': arch/s390/mm/pgtable.c:282: error: 'struct mm_struct' has no member named 'ioctx_list' arch/s390/mm/pgtable.c:298: error: 'struct mm_struct' has no member named 'ioctx_list' make[1]: *** [arch/s390/mm/pgtable.o] Error 1 Reverting the below commit helps commit 858f09930b32c11b40fd0c5c467982ba09b10894 Author: Alexey Dobriyan <adobriyan@xxxxxxxxx> Date: Wed Sep 23 15:57:32 2009 -0700 aio: ifdef fields in mm_struct ->ioctx_lock and ->ioctx_list are used only under CONFIG_AIO. Kamalesh -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html