I'm running a 64bit kernel, already have
CONFIG_IA32_EMULATION set, so do I still need
From the help in
menuconfig, I don't quite get it.
If your system is a normal desktop/laptop and you don't run any really archaic software, you should be safe to disable
There are two issues involved here: executable file formats and executing 32-bit code on a 64-bit system.
To make it clear: binaries in both ELF and a.out format can be both 32- and 64-bit. These distinctions are separate (as you can see from the comparison).