Re: [PATCH] scripts: objdiff: Ignore debug info when comparing

From: Jason Cooper
Date: Fri Feb 17 2017 - 08:58:23 EST


Hi Stephen,

On Thu, Feb 16, 2017 at 01:18:20PM -0800, Stephen Boyd wrote:
> If the kernel is configured to be built with debug symbols, or
> has bug tables, comparing files may not work if line numbers
> change. This makes comparing object files with these options
> harder to do. Let's strip out the debug info and drop the
> __bug_table here so that we don't see false positives. There may
> be other things to drop later, and it may be architecture
> specific, but this works for me with my ARM64 build.
>
> Cc: Masahiro Yamada <yamada.m@xxxxxxxxxxxxxxxx>
> Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
> Signed-off-by: Stephen Boyd <stephen.boyd@xxxxxxxxxx>

Reviewed-by: Jason Cooper <jason@xxxxxxxxxxxxxx>

I'm glad it's useful!

thx,

Jason.