X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=mm%2FKconfig;h=eb69f352401de910552fb7f28959b38f4746a878;hb=9066d9b250679f259f06c10f489dfdfa75fb54dd;hp=3f4ffda152bbe9e3ee8b5d2b5e667ce72345e12d;hpb=4fbf888accb39af423f271111d44e8186f053723;p=karo-tx-linux.git diff --git a/mm/Kconfig b/mm/Kconfig index 3f4ffda152bb..eb69f352401d 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -20,7 +20,7 @@ config FLATMEM_MANUAL Some users of more advanced features like NUMA and memory hotplug may have different options here. - DISCONTIGMEM is an more mature, better tested system, + DISCONTIGMEM is a more mature, better tested system, but is incompatible with memory hotplug and may suffer decreased performance over SPARSEMEM. If unsure between "Sparse Memory" and "Discontiguous Memory", choose @@ -218,9 +218,11 @@ config SPLIT_PTLOCK_CPUS int default "999999" if ARM && !CPU_CACHE_VIPT default "999999" if PARISC && !PA20 - default "999999" if DEBUG_SPINLOCK || DEBUG_LOCK_ALLOC default "4" +config ARCH_ENABLE_SPLIT_PMD_PTLOCK + boolean + # # support for memory balloon compaction config BALLOON_COMPACTION