diff for duplicates of <20111021155632.GD4082@suse.de> diff --git a/a/1.txt b/N1/1.txt index 6ad8c40..28bd5d7 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -4,7 +4,7 @@ On Thu, Oct 20, 2011 at 05:11:28PM +0800, Nai Xia wrote: > >> mremap's down_write of mmap_sem, together with i_mmap_mutex/lock, > >> and pagetable locks, were good enough before page migration (with its > >> requirement that every migration entry be found) came in; and enough -> >> while migration always held mmap_sem. But not enough nowadays, when +> >> while migration always held mmap_sem. But not enough nowadays, when > >> there's memory hotremove and compaction: anon_vma lock is also needed, > >> to make sure a migration entry is not dodging around behind our back. > > @@ -87,3 +87,10 @@ myself 100% of it. Andrea, can you spot a flaw? -- Mel Gorman SUSE Labs + +-- +To unsubscribe, send a message with 'unsubscribe linux-mm' in +the body to majordomo@kvack.org. For more info on Linux MM, +see: http://www.linux-mm.org/ . +Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ +Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a> diff --git a/a/content_digest b/N1/content_digest index ad3d97b..3a89233 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -23,7 +23,7 @@ "> >> mremap's down_write of mmap_sem, together with i_mmap_mutex/lock,\n" "> >> and pagetable locks, were good enough before page migration (with its\n" "> >> requirement that every migration entry be found) came in; and enough\n" - "> >> while migration always held mmap_sem. \302\240But not enough nowadays, when\n" + "> >> while migration always held mmap_sem. But not enough nowadays, when\n" "> >> there's memory hotremove and compaction: anon_vma lock is also needed,\n" "> >> to make sure a migration entry is not dodging around behind our back.\n" "> >\n" @@ -105,6 +105,13 @@ "\n" "-- \n" "Mel Gorman\n" - SUSE Labs + "SUSE Labs\n" + "\n" + "--\n" + "To unsubscribe, send a message with 'unsubscribe linux-mm' in\n" + "the body to majordomo@kvack.org. For more info on Linux MM,\n" + "see: http://www.linux-mm.org/ .\n" + "Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/\n" + "Don't email: <a href=mailto:\"dont@kvack.org\"> email@kvack.org </a>" -4feea79bf22e774ef244f5d32881bce8a211b592632da59173fec14506d0e02a +4031704c0ac0a76e0444856a02ed739e87f9d7a77120be8a17d8ae1911e360e9
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