linux-kernel - [PATCH v3 1/3] orangefs: use folios in orangefs

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Message-Id: <20230411122920.30134-2-p.raghav@samsung.com>
Date:   Tue, 11 Apr 2023 14:29:18 +0200
From:   Pankaj Raghav <p.raghav@...sung.com>
To:     hubcap@...ibond.com, brauner@...nel.org, martin@...ibond.com,
        willy@...radead.org, hch@....de, minchan@...nel.org,
        viro@...iv.linux.org.uk, axboe@...nel.dk,
        akpm@...ux-foundation.org, senozhatsky@...omium.org
Cc:     linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        devel@...ts.orangefs.org, linux-fsdevel@...r.kernel.org,
        linux-block@...r.kernel.org, gost.dev@...sung.com,
        mcgrof@...nel.org, Pankaj Raghav <p.raghav@...sung.com>
Subject: [PATCH v3 1/3] orangefs: use folios in orangefs_readahead

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.

Reviewed-by: Matthew Wilcox (Oracle) <willy@...radead.org>
Reviewed-by: Christoph Hellwig <hch@....de>
Tested-by: Mike Marshall <hubcap@...ibond.com>
Signed-off-by: Pankaj Raghav <p.raghav@...sung.com>
---
 fs/orangefs/inode.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c
index aefdf1d3be7c..9014bbcc8031 100644
--- a/fs/orangefs/inode.c
+++ b/fs/orangefs/inode.c
@@ -244,7 +244,7 @@ static void orangefs_readahead(struct readahead_control *rac)
 	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 readahead_control *rac)
 		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);
 	}
 }
 
-- 
2.34.1