mm/swap: add folio_throttle_swaprate
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Fri, 13 May 2022 03:23:04 +0000 (20:23 -0700)
committerAndrew Morton <akpm@linux-foundation.org>
Fri, 13 May 2022 14:20:16 +0000 (07:20 -0700)
commit039bc1240165c99b932fb4be2f784948d1038eea
tree08b225cc38cfbcb40c443897ba7ca25f263ccfb6
parent0562457186752b6a65eeca9f5ed0fb9b1e2572e3
mm/swap: add folio_throttle_swaprate

The only use of the page argument to cgroup_throttle_swaprate() is to get
the node ID, and this will be the same for all pages in the folio, so just
pass in the first page of the folio.

Link: https://lkml.kernel.org/r/20220504182857.4013401-18-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
include/linux/swap.h