Re: [PATCH v5] arm64: run-time detection for aarch32 support

2015-12-21 Thread Catalin Marinas
On Mon, Dec 21, 2015 at 07:44:10AM +0300, Yury Norov wrote: > Kernel option COMPAT defines the ability of executing aarch32 binaries. > Some platforms does not support aarch32 mode, and so cannot execute that > binaries. But we cannot just disable COMPAT for them because the same > kernel binary ma

[PATCH v5] arm64: run-time detection for aarch32 support

2015-12-20 Thread Yury Norov
Kernel option COMPAT defines the ability of executing aarch32 binaries. Some platforms does not support aarch32 mode, and so cannot execute that binaries. But we cannot just disable COMPAT for them because the same kernel binary may be used by multiple platforms. In this patch, system_supports_aar