Re: empty kbuild rebuilding all 2.6.13-mm3 ia64 sn2

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On Fri, Sep 16, 2005 at 01:54:12AM -0700, Paul Jackson wrote:
> Using 2.6.13-mm3, building for SN2 (an ia64 arch) using sn2_defconfig,
> after doing a full successful build, if I just issue another 'make',
> it builds more or less every file all over again.  When I am just
> working in one *.c file, this causes make to be much more expensive
> than it should, rebuilding everything, instead of just that one file
> and relinking (or close to that).

You are hit by the circular dependency in asm-offsets.h.
Tony Luck posted a fix for this to the ia64 list yesterday.

The problem in short is that asm-offsets.c includes asm-offsets.h which it
is also used to generate. So unless they get same timestamp the
kernel will recompile.

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