linux-ext4 - [PATCH] iomap: Add inline data support to iomap_readpage

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Message-Id: <20180629144444.28826-1-agruenba@redhat.com>
Date:   Fri, 29 Jun 2018 16:44:44 +0200
From:   Andreas Gruenbacher <agruenba@...hat.com>
To:     Christoph Hellwig <hch@....de>
Cc:     cluster-devel@...hat.com, linux-ext4@...r.kernel.org,
        linux-fsdevel@...r.kernel.org,
        Andreas Gruenbacher <agruenba@...hat.com>
Subject: [PATCH] iomap: Add inline data support to iomap_readpage_actor

Signed-off-by: Andreas Gruenbacher <agruenba@...hat.com>
---
 fs/iomap.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/fs/iomap.c b/fs/iomap.c
index 4f10c6b..d393bb0 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -155,6 +155,12 @@ struct iomap_readpage_ctx {
 	bool is_contig = false;
 	sector_t sector;
 
+	if (iomap->type == IOMAP_INLINE) {
+		iomap_read_inline_data(inode, page, iomap);
+		plen = PAGE_SIZE - poff;
+		goto done;
+	}
+
 	/* we don't support blocksize < PAGE_SIZE quite yet. */
 	WARN_ON_ONCE(pos != page_offset(page));
 	WARN_ON_ONCE(plen != PAGE_SIZE);
-- 
1.8.3.1