Messages in this thread |  | | | Date | Wed, 26 May 2010 22:31:01 -0700 | | From | Randy Dunlap <> | | Subject | Re: config automatically switches from 32-bit to 64-bit for x86 |
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On Thu, 27 May 2010 12:31:23 +0800 Américo Wang wrote:
> On Thu, May 27, 2010 at 09:39:51AM +0530, Jaswinder Singh Rajput wrote: > >Hello Rafael, > > > >On Thu, May 27, 2010 at 5:43 AM, Rafael J. Wysocki <rjw@sisk.pl> wrote: > >> On Thursday 27 May 2010, Jaswinder Singh Rajput wrote: > >>> Hello, > >>> > >>> I am trying to build 32 bit kernel image on 64-bit machine but after > >>> 'make menuconfig' it automatically switches 32-bit to 64-bit. > >> > >> Try 'linux32 make menuconfig' and 'linux32 make'. > >> > > > >Yes, this works :-) > > > I think 'make ARCH=i386 menuconfig' also works.
Yes, that's what I use. I wasn't familiar with the "linux32 make ..." usage.
> >But I wonder then what is the point/use of CONFIG_X86_32 if compiler > >is not listening to it. > > > >Logically compiler should set appropriate flags based on .config settings. > > > > It's not compiler, it's kbuild, kbuild tries to determine the arch > by 'uname -m'. > --
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