mm: remove PageSwapBacked

This flag is now only used on folios, so we can remove all the page
accessors.

Link: https://lkml.kernel.org/r/20240821193445.2294269-3-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2024-08-21 20:34:35 +01:00 committed by Andrew Morton
parent bf03c80699
commit 0b75828036

View file

@ -528,9 +528,9 @@ PAGEFLAG(XenRemapped, xen_remapped, PF_NO_COMPOUND)
PAGEFLAG(Reserved, reserved, PF_NO_COMPOUND)
__CLEARPAGEFLAG(Reserved, reserved, PF_NO_COMPOUND)
__SETPAGEFLAG(Reserved, reserved, PF_NO_COMPOUND)
PAGEFLAG(SwapBacked, swapbacked, PF_NO_TAIL)
__CLEARPAGEFLAG(SwapBacked, swapbacked, PF_NO_TAIL)
__SETPAGEFLAG(SwapBacked, swapbacked, PF_NO_TAIL)
FOLIO_FLAG(swapbacked, FOLIO_HEAD_PAGE)
__FOLIO_CLEAR_FLAG(swapbacked, FOLIO_HEAD_PAGE)
__FOLIO_SET_FLAG(swapbacked, FOLIO_HEAD_PAGE)
/*
* Private page markings that may be used by the filesystem that owns the page