Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: config automatically switches from 32-bit to 64-bit for x86 | Date | Thu, 27 May 2010 22:21:08 +0200 |
| |
On Thursday 27 May 2010, Geert Uytterhoeven wrote: > On Thu, May 27, 2010 at 07:31, Randy Dunlap <rdunlap@xenotime.net> wrote: > > 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: > >> >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. > > Doesn't the linux32 trick run the (possibly slower due to x86 register pressure) > 32-bit compiler instead of running the 64-bit compiler in -m32 mode?
You're probably right, but I haven't noticed a difference yet. :-)
Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |