summaryrefslogtreecommitdiff
path: root/mm
diff options
context:
space:
mode:
authorMatthew Wilcox (Oracle) <willy@infradead.org>2023-12-13 21:58:35 +0000
committerAndrew Morton <akpm@linux-foundation.org>2023-12-29 11:58:30 -0800
commit64a24e55e3f462836ee618be480bd1b0b018e557 (patch)
tree03c46db94423d7e8754e10991948725ee83d0ea4 /mm
parentee1b1d9b46f206ffdef5ebe4086d925a5c43805b (diff)
mm: pass a folio to swap_readpage_fs()
Saves a call to compound_head(). Link: https://lkml.kernel.org/r/20231213215842.671461-7-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/page_io.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/mm/page_io.c b/mm/page_io.c
index 454ab67b33e3..864a558b7b68 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -420,12 +420,11 @@ static void sio_read_complete(struct kiocb *iocb, long ret)
mempool_free(sio, sio_pool);
}
-static void swap_readpage_fs(struct page *page,
- struct swap_iocb **plug)
+static void swap_readpage_fs(struct folio *folio, struct swap_iocb **plug)
{
- struct swap_info_struct *sis = page_swap_info(page);
+ struct swap_info_struct *sis = swp_swap_info(folio->swap);
struct swap_iocb *sio = NULL;
- loff_t pos = page_file_offset(page);
+ loff_t pos = folio_file_pos(folio);
if (plug)
sio = *plug;
@@ -444,8 +443,8 @@ static void swap_readpage_fs(struct page *page,
sio->pages = 0;
sio->len = 0;
}
- bvec_set_page(&sio->bvec[sio->pages], page, thp_size(page), 0);
- sio->len += thp_size(page);
+ bvec_set_folio(&sio->bvec[sio->pages], folio, folio_size(folio), 0);
+ sio->len += folio_size(folio);
sio->pages += 1;
if (sio->pages == ARRAY_SIZE(sio->bvec) || !plug) {
swap_read_unplug(sio);
@@ -515,7 +514,7 @@ void swap_readpage(struct page *page, bool synchronous, struct swap_iocb **plug)
folio_mark_uptodate(folio);
folio_unlock(folio);
} else if (data_race(sis->flags & SWP_FS_OPS)) {
- swap_readpage_fs(page, plug);
+ swap_readpage_fs(folio, plug);
} else if (synchronous || (sis->flags & SWP_SYNCHRONOUS_IO)) {
swap_readpage_bdev_sync(page, sis);
} else {