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mm/rmap: Convert make_device_exclusive_range() to use folios
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Fri, 28 Jan 2022 21:03:42 +0000 (16:03 -0500)
committerMatthew Wilcox (Oracle) <willy@infradead.org>
Mon, 21 Mar 2022 17:01:35 +0000 (13:01 -0400)
commit0d2514859ceda3cc42386f819d3131f782fd69d5
tree18d77fbd567157cd1f1d024162401852cfee48detree | snapshot
parent4b8554c527f3cfa183f6c06d231a9387873205a0commit | diff
mm/rmap: Convert make_device_exclusive_range() to use folios

Move the PageTail check earlier so we can avoid even taking the folio
lock on tail pages.  Otherwise, this is a straightforward use of
folios throughout.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
mm/rmap.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git