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mips/mm: Add page soft dirty tracking
authorGuoyun Sun <sunguoyun@loongson.cn>
Wed, 29 Apr 2020 08:44:32 +0000 (16:44 +0800)
committerThomas Bogendoerfer <tsbogend@alpha.franken.de>
Sun, 17 May 2020 08:39:19 +0000 (10:39 +0200)
commit8369367d42bd8d0fbb63748e497aec4c0ce5f7a1
tree7c886fd92f9828dcd02fc3fcaaee320aca49384etree | snapshot
parentfbe2840d6db5d74dbb5ac061739c9d4b5793b2decommit | diff
mips/mm: Add page soft dirty tracking

User space checkpoint and restart tool (CRIU) needs the page's change
to be soft tracked. This allows to do a pre checkpoint and then dump
only touched pages.

Signed-off-by: Guoyun Sun <sunguoyun@loongson.cn>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
arch/mips/include/asm/pgtable-bits.h diff | blob | history
arch/mips/include/asm/pgtable.h diff | blob | history
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