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(parent: 28d41a4) | patch
mm: use a folio in copy_pte_range()
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Mon, 16 Jan 2023 19:18:12 +0000 (19:18 +0000)
committerAndrew Morton <akpm@linux-foundation.org>
Fri, 3 Feb 2023 06:33:19 +0000 (22:33 -0800)
commitedf5047058395c89a912783ea29ec8f9e53be414
treebea40bd9093f29122ef996c5e8cca1ba23320e22tree
parent28d41a4863316321bb5aa616bd82d65c84fc0f8bcommit | diff
mm: use a folio in copy_pte_range()

Allocate an order-0 folio instead of a page and pass it all the way down
the call chain.  Removes dozens of calls to compound_head().

Link: https://lkml.kernel.org/r/20230116191813.2145215-5-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/memory.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)