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CONFIG_MEM_SOFT_DIRTY: Track memory changes

General informations

The Linux kernel configuration item CONFIG_MEM_SOFT_DIRTY:

Help text

This option enables memory changes tracking by introducing a soft-dirty bit on pte-s. This bit it set when someone writes into a page just as regular dirty bit, but unlike the latter it can be cleared by hands.

See Documentation/admin-guide/mm/soft-dirty.rst for more details.



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