Messages in this thread | | | Date | Tue, 20 Jan 2004 15:31:58 -0800 | From | Andrew Morton <> | Subject | Re: [2.6 patch] disallow DRM on 386 |
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Adrian Bunk <bunk@fs.tum.de> wrote: > > 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. >
I'll remove 386 from the default CPU types as well.
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