Re: [PATCH] erofs: fix to add missing tracepoint in erofs_readahead()

From: Gao Xiang
Date: Mon Jul 07 2025 - 07:34:22 EST




On 2025/7/7 19:22, Chao Yu wrote:
On 7/7/25 18:17, Gao Xiang wrote:


On 2025/7/7 16:48, Chao Yu wrote:
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")

Thanks Chao, btw, should we add tracepoint to erofs_read_folio() too?

Xiang, I guess it is useful for debug if we can add it, let me figure out
a patch for that?

Yes, it's up to you if you'd like to submit anothe patch for this.

Reviewed-by: Gao Xiang <hsiangkao@xxxxxxxxxxxxxxxxx>

Thanks,
Gao Xiang