linux-kernel - [PATCH 5.17 0284/1126] iomap: Fix iomap

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Date:   Tue,  5 Apr 2022 09:17:11 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        "Matthew Wilcox (Oracle)" <willy@...radead.org>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
        Sasha Levin <sashal@...nel.org>,
        Mike Marshall <hubcap@...ibond.com>,
        David Howells <dhowells@...hat.com>
Subject: [PATCH 5.17 0284/1126] iomap: Fix iomap_invalidatepage tracepoint

From: Matthew Wilcox (Oracle) <willy@...radead.org>

[ Upstream commit 1241ebeca3f94b417751cb3ff62454cefdac75bc ]

This tracepoint is defined to take an offset in the file, not an
offset in the folio.

Fixes: 1ac994525b9d ("iomap: Remove pgoff from tracepoints")
Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
Tested-by: Damien Le Moal <damien.lemoal@...nsource.wdc.com>
Acked-by: Damien Le Moal <damien.lemoal@...nsource.wdc.com>
Tested-by: Mike Marshall <hubcap@...ibond.com> # orangefs
Tested-by: David Howells <dhowells@...hat.com> # afs
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/iomap/buffered-io.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 6c51a75d0be6..d020a2e81a24 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -480,7 +480,8 @@ EXPORT_SYMBOL_GPL(iomap_releasepage);
 
 void iomap_invalidate_folio(struct folio *folio, size_t offset, size_t len)
 {
-	trace_iomap_invalidatepage(folio->mapping->host, offset, len);
+	trace_iomap_invalidatepage(folio->mapping->host,
+					folio_pos(folio) + offset, len);
 
 	/*
 	 * If we're invalidating the entire folio, clear the dirty state
-- 
2.34.1