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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, 28 Feb 2022 20:33:11 +0000 (15:33 -0500)
commitbf56b52869f6e255fe6bfd1b0f3568bd72d968c8
treea7ae9b364c961ca8ce800937248b0fdbb4c25623tree
parent1de8566cca0aec6a8dc54a8cc5c6460e9de2cdb8commit | 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 | blame | history
Linux 6.x block layer and io_uring tree(s)