+ orangefs-use-folios-in-orangefs_readahead.patch added to mm-unstable branch

[Andrew Morton <akpm@linux-foundation.org>]

The patch titled
     Subject: orangefs: use folios in orangefs_readahead
has been added to the -mm mm-unstable branch.  Its filename is
     orangefs-use-folios-in-orangefs_readahead.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/orangefs-use-folios-in-orangefs_readahead.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Pankaj Raghav <p.raghav@samsung.com>
Subject: orangefs: use folios in orangefs_readahead
Date: Mon, 3 Apr 2023 15:22:18 +0200

Convert orangefs_readahead() from using struct page to struct folio.  This
conversion removes the call to page_endio() which is soon to be removed,
and simplifies the final page handling.

The page error flags is not required to be set in the error case as
orangefs doesn't depend on them.

Link: https://lkml.kernel.org/r/20230403132221.94921-3-p.raghav@samsung.com
Signed-off-by: Pankaj Raghav <p.raghav@samsung.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Tested-by: Mike Marshall <hubcap@omnibond.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Christian Brauner <brauner@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Luis Chamberlain <mcgrof@kernel.org>
Cc: Martin Brandenburg <martin@omnibond.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/orangefs/inode.c |    9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

--- a/fs/orangefs/inode.c~orangefs-use-folios-in-orangefs_readahead
+++ a/fs/orangefs/inode.c
@@ -244,7 +244,7 @@ static void orangefs_readahead(struct re
 	struct iov_iter iter;
 	struct inode *inode = rac->mapping->host;
 	struct xarray *i_pages;
-	struct page *page;
+	struct folio *folio;
 	loff_t new_start = readahead_pos(rac);
 	int ret;
 	size_t new_len = 0;
@@ -275,9 +275,10 @@ static void orangefs_readahead(struct re
 		ret = 0;
 
 	/* clean up. */
-	while ((page = readahead_page(rac))) {
-		page_endio(page, false, ret);
-		put_page(page);
+	while ((folio = readahead_folio(rac))) {
+		if (!ret)
+			folio_mark_uptodate(folio);
+		folio_unlock(folio);
 	}
 }
 
_

Patches currently in -mm which might be from p.raghav@samsung.com are

zram-always-chain-bio-to-the-parent-in-read_from_bdev_async.patch
orangefs-use-folios-in-orangefs_readahead.patch
mpage-split-bi_end_io-callback-for-reads-and-writes.patch
mpage-use-folios-in-bio-end_io-handler.patch
filemap-remove-page_endio.patch