On 04/30/2010 03:22 PM, Andrea Arcangeli wrote:
I'm building a mergeable THP+memory compaction tree ready for mainline merging based on new anon-vma code, so I'm integrating your patch1 and this below should be the port of my alternate fix to your patch2 to fix the longstanding crash in migrate (not a bug in new anon-vma code but longstanding). patch1 is instead about the bugs introduced by the new anon-vma code that might crash migrate (even without memory compaction and/or THP) the same way as the bug fixed by the below. == Subject: fix race between shift_arg_pages and rmap_walk From: Andrea Arcangeli<aarcange@xxxxxxxxxx>
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