From: Chao Yu <chao@kernel.org>
Date: Tue, 8 Jul 2025 11:19:42 +0000 (+0800)
Subject: erofs: fix to add missing tracepoint in erofs_read_folio()
X-Git-Tag: v6.6.99~49
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5b1b8f06b179754d678f276a2f15828ff653e955;p=thirdparty%2Fkernel%2Fstable.git

erofs: fix to add missing tracepoint in erofs_read_folio()

commit 99f7619a77a0a2e3e2bcae676d0f301769167754 upstream.

Commit 771c994ea51f ("erofs: convert all uncompressed cases to iomap")
converts to use iomap interface, it removed trace_erofs_readpage()
tracepoint in the meantime, let's add it back.

Fixes: 771c994ea51f ("erofs: convert all uncompressed cases to iomap")
Signed-off-by: Chao Yu <chao@kernel.org>
Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Link: https://lore.kernel.org/r/20250708111942.3120926-1-chao@kernel.org
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index 19ab9bb3a9a0e..51250ac184a52 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -358,6 +358,8 @@ int erofs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
  */
 static int erofs_read_folio(struct file *file, struct folio *folio)
 {
+	trace_erofs_read_folio(folio, true);
+
 	return iomap_read_folio(folio, &erofs_iomap_ops);
 }