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mm/shmem.c: clean up comment of shmem_swapin_folio 

shmem_swapin_folio has changed to use folio but comment still mentions
page.  Update the relevant comment accordingly as suggested by Naoya.

Link: https://lkml.kernel.org/r/20220530115841.4348-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Suggested-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2022-05-30 19:58:41 +08:00 committed by akpm
parent d92725256b
commit 833de10ff5
1 changed files with 5 additions and 5 deletions
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10
mm/shmem.c
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@ -1706,10 +1706,10 @@ static void shmem_set_folio_swapin_error(struct inode *inode, pgoff_t index,
}
/*
* Swap in the page pointed to by *pagep.
* Caller has to make sure that *pagep contains a valid swapped page.
* Returns 0 and the page in pagep if success. On failure, returns the
* error code and NULL in *pagep.
* Swap in the folio pointed to by *foliop.
* Caller has to make sure that *foliop contains a valid swapped folio.
* Returns 0 and the folio in foliop if success. On failure, returns the
* error code and NULL in *foliop.
*/
static int shmem_swapin_folio(struct inode *inode, pgoff_t index,
struct folio **foliop, enum sgp_type sgp,
@ -1749,7 +1749,7 @@ static int shmem_swapin_folio(struct inode *inode, pgoff_t index,
}
folio = page_folio(page);
/* We have to do this with page locked to prevent races */
/* We have to do this with folio locked to prevent races */
folio_lock(folio);
if (!folio_test_swapcache(folio) ||
folio_swap_entry(folio).val != swap.val ||