Messages in this thread | | | Subject | Re: [PATCH -mm -v4 02/21] mm, THP, swap: Make CONFIG_THP_SWAP depends on CONFIG_SWAP | From | Dave Hansen <> | Date | Mon, 9 Jul 2018 18:59:14 -0700 |
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On 07/09/2018 06:19 PM, Huang, Ying wrote: > Dave Hansen <dave.hansen@linux.intel.com> writes: > >>> config THP_SWAP >>> def_bool y >>> - depends on TRANSPARENT_HUGEPAGE && ARCH_WANTS_THP_SWAP >>> + depends on TRANSPARENT_HUGEPAGE && ARCH_WANTS_THP_SWAP && SWAP >>> help >> >> This seems like a bug-fix. Is there a reason this didn't cause problems >> up to now? > Yes. The original code has some problem in theory, but not in practice > because all code enclosed by > > #ifdef CONFIG_THP_SWAP > #endif > > are in swapfile.c. But that will be not true in this patchset.
That's great info for the changelog.
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