I ran "make ARCH=x86_64 menuconfig", did a lot of editing, and saved the .config. Then I copied that to a backup, ran "make oldconfig" on the config I'd just saved, and compared it with the backup:
--- .config 2007-02-27 18:10:01.000000000 -0500 +++ tryit 2007-02-27 18:09:09.000000000 -0500 @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit # Linux kernel version: 2.6.20 -# Tue Feb 27 18:10:01 2007 +# Tue Feb 27 18:08:41 2007 # CONFIG_X86_64=y CONFIG_64BIT=y @@ -120,6 +120,9 @@ # CONFIG_PREEMPT_VOLUNTARY is not set # CONFIG_PREEMPT is not set CONFIG_ARCH_FLATMEM_ENABLE=y +# CONFIG_FLATMEM_MANUAL is not set +# CONFIG_DISCONTIGMEM_MANUAL is not set +# CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y # CONFIG_SPARSEMEM_STATIC is not set The first hunk I expect, the second I did not. Anybody care to venture a guess why the visibility logic is unstable? Rob -- "Perfection is reached, not when there is no longer anything to add, but when there is no longer anything to take away." - Antoine de Saint-Exupery - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/