From: Chao Yu <chao@kernel.org>
To: xiang@kernel.org
Cc: linux-erofs@lists.ozlabs.org, linux-kernel@vger.kernel.org,
Yue Hu <zbestahu@gmail.com>,
Jeffle Xu <jefflexu@linux.alibaba.com>,
Sandeep Dhavale <dhavale@google.com>,
Hongbo Li <lihongbo22@huawei.com>, Chao Yu <chao@kernel.org>
Subject: [PATCH] erofs: fix to add missing tracepoint in erofs_readahead()
Date: Mon, 7 Jul 2025 16:48:32 +0800 [thread overview]
Message-ID: <20250707084832.2725677-1-chao@kernel.org> (raw)
Commit 771c994ea51f ("erofs: convert all uncompressed cases to iomap")
converts to use iomap interface, it removed trace_erofs_readahead()
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>
---
fs/erofs/data.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index 6a329c329f43..534ac359976e 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -356,6 +356,9 @@ static int erofs_read_folio(struct file *file, struct folio *folio)
static void erofs_readahead(struct readahead_control *rac)
{
+ trace_erofs_readahead(rac->mapping->host, readahead_index(rac),
+ readahead_count(rac), true);
+
return iomap_readahead(rac, &erofs_iomap_ops);
}
--
2.49.0
next reply other threads:[~2025-07-07 8:48 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-07 8:48 Chao Yu [this message]
2025-07-07 10:17 ` Gao Xiang
2025-07-07 11:22 ` Chao Yu
2025-07-07 11:33 ` Gao Xiang
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