On Thu, Jul 6, 2017 at 11:02 AM, Hao Lee <[email protected]> wrote:
> Hi, > > I'm currently configuring a custom kernel on Fedora x86_64. The first > option on the configuration menu is "64-bit kernel" which I think is > the only option controlling the architecture of kernel. Copying this > .config file to a 32-bit system directly and turning off this option, > can I compile a 32-bit kernel which doesn't have any hidden problems? > If this way is feasible, I think the only difference between these two > kernels is architecture. > > Regards, > Hao Lee > > _______________________________________________ > Kernelnewbies mailing list > [email protected] > https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies > Hi To the best I could recall, 32 vs 64 bit mainly affect vm split. in 32 bit, you have 3:1, in 64 bit, there is none and I am not sure that is automatically decided by Kconfig simply by selecting 32 or 64 bit arch. CMIIW -- regards, Mulyadi Santosa Freelance Linux trainer and consultant blog: the-hydra.blogspot.com training: mulyaditraining.blogspot.com
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