[PATCH] kbuild: Support split debug info v2

2014-02-09 Thread Andi Kleen
From: Andi Kleen This is an alternative approach to lower the overhead of debug info (as we discussed a few days ago) gcc 4.7+ and newer binutils have a new "split debug info" debug info model where the debug info is only written once into central ".dwo" files. This avoids having to copy it aro

Re: [PATCH] kbuild: Support split debug info

2014-02-09 Thread Dirk Gouders
Andi Kleen writes: > This is an alternative approach to lower the overhead of debug info > (as we discussed a few days ago) > > gcc 4.7+ and newer binutils have a new "split debug info" debug info > model where the debug info is only written once into central ".dwo" files. > > This avoids having

[PATCH] kbuild: Support split debug info

2014-02-08 Thread Andi Kleen
This is an alternative approach to lower the overhead of debug info (as we discussed a few days ago) gcc 4.7+ and newer binutils have a new "split debug info" debug info model where the debug info is only written once into central ".dwo" files. This avoids having to copy it around multiple times,