]> www.infradead.org Git - nvme.git/commit
mm: convert free_transhuge_folio() to folio_undo_large_rmappable()
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Wed, 16 Aug 2023 15:11:52 +0000 (16:11 +0100)
committerAndrew Morton <akpm@linux-foundation.org>
Mon, 21 Aug 2023 21:28:43 +0000 (14:28 -0700)
commit8dc4a8f1e038189cb575f89bcd23364698b88cc1
tree000cc2ba54fe80c8b41ba25dc5791f55d338a137
parent454a00c40a21c59e99c526fe8cc57bd029cf8f0e
mm: convert free_transhuge_folio() to folio_undo_large_rmappable()

Indirect calls are expensive, thanks to Spectre.  Test for
TRANSHUGE_PAGE_DTOR and destroy the folio appropriately.  Move the
free_compound_page() call into destroy_large_folio() to simplify later
patches.

Link: https://lkml.kernel.org/r/20230816151201.3655946-5-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Cc: Yanteng Si <siyanteng@loongson.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
include/linux/huge_mm.h
include/linux/mm.h
mm/huge_memory.c
mm/internal.h
mm/page_alloc.c