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Jan Kara authored
Provide a variant of buffer_migrate_page() that also checks whether there are no unexpected references to buffer heads. This function will then be safe to use for block device pages. [akpm@linux-foundation.org: remove EXPORT_SYMBOL(buffer_migrate_page_norefs)] Link: http://lkml.kernel.org/r/20181211172143.7358-5-jack@suse.czSigned-off-by:
Jan Kara <jack@suse.cz> Acked-by:
Mel Gorman <mgorman@suse.de> Cc: Michal Hocko <mhocko@suse.com> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
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