[PATCH] erofs: fix to add missing tracepoint in erofs_readahead()
Chao Yu
chao at kernel.org
Mon Jul 7 18:48:32 AEST 2025
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 at 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
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