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Date:   Tue, 29 Mar 2022 11:09:40 -0700
From:   Jaegeuk Kim <jaegeuk@kernel.org>
To:     Chao Yu <chao@kernel.org>
Cc:     linux-kernel@vger.kernel.org,
        linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH v3] f2fs: introduce data read/write showing
 path info
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On 03/29, Chao Yu wrote:
> On 2022/3/29 11:13, Jaegeuk Kim wrote:
> > This was used in Android for a long time. Let's upstream it.
> 
> Could you please explain more about its usage?

I found ioblame and ioshark in android are using it to understand app/file/IO
traffic. Once we have this in AOSP, I'm thinking to change one by one.
The android-mainline is also deprecating the custom tracepoints as well.

https://android-review.googlesource.com/c/kernel/common/+/2045529

> 
> > 
> > Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
> 
> The code part looks clean.
> 
> Reviewed-by: Chao Yu <chao@kernel.org>
> 
> Thanks,