Messages in this thread | | | Date | Wed, 21 Jan 2004 00:03:14 +0100 | From | Adrian Bunk <> | Subject | Re: [2.6 patch] disallow DRM on 386 |
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On Tue, Jan 20, 2004 at 11:44:03PM +0100, Diego Calleja wrote: > El Tue, 20 Jan 2004 22:24:21 +0100 Adrian Bunk <bunk@fs.tum.de> escribió: > > > I got the following compile error in 2.6.1-mm5 with X86_CMPXCHG=n. > > This problem is not specific to -mm, and it always occurs when you > > include support for the 386 cpu (oposed to the 486 or later cpus) since > > in this case X86_CMPXCHG=n and therefoore cmpxchg isn't defined in > > include/asm-i386/system.h . > > > > The patch below disallows DRM if X86_CMPXCHG=n. > > I got a "cmpxchg not defined" error when compiling the drm stuff in -mm5. > When I looked at the configuration, I saw that all the cpus types had been selected > (I didn't even realize of your stuuf and menuconfig put the defaults). I removed > all types of cpus except PIII and it compiled.
Yup, that's exactly the problem.
Selecting CPU_386 in -mm4 or -mm5 or selecting M386 in other kernels triggers it.
cu Adrian
--
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