Re: [PATCH v29 09/13] mm/damon/dbgfs: Support multiple contexts

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To: <sj38.park@xxxxxxxxx>
Subject: Re: [PATCH v29 09/13] mm/damon/dbgfs: Support multiple contexts
From: <sieberf@xxxxxxxxxx>
Date: Mon, 14 Jun 2021 11:30:12 +0200
Cc: <Jonathan.Cameron@xxxxxxxxxx>, <acme@xxxxxxxxxx>, <akpm@xxxxxxxxxxxxxxxxxxxx>, <alexander.shishkin@xxxxxxxxxxxxxxx>, <amit@xxxxxxxxxx>, <benh@xxxxxxxxxxxxxxxxxxx>, <brendanhiggins@xxxxxxxxxx>, <corbet@xxxxxxx>, <david@xxxxxxxxxx>, <dwmw@xxxxxxxxxx>, <elver@xxxxxxxxxx>, <fan.du@xxxxxxxxx>, <foersleo@xxxxxxxxx>, <greg@xxxxxxxxx>, <gthelen@xxxxxxxxxx>, <guoju.fgj@xxxxxxxxxxxxxxx>, <linux-damon@xxxxxxxxxx>, <linux-doc@xxxxxxxxxxxxxxx>, <linux-kernel@xxxxxxxxxxxxxxx>, <linux-mm@xxxxxxxxx>, <mgorman@xxxxxxx>, <minchan@xxxxxxxxxx>, <mingo@xxxxxxxxxx>, <namhyung@xxxxxxxxxx>, <peterz@xxxxxxxxxxxxx>, <riel@xxxxxxxxxxx>, <rientjes@xxxxxxxxxx>, <rostedt@xxxxxxxxxxx>, <rppt@xxxxxxxxxx>, <shakeelb@xxxxxxxxxx>, <shuah@xxxxxxxxxx>, <sjpark@xxxxxxxxx>, <snu@xxxxxxxxx>, <vbabka@xxxxxxx>, <vdavydov.dev@xxxxxxxxx>, <zgf574564920@xxxxxxxxx>
In-reply-to: <20210520075629.4332-10-sj38.park@gmail.com>
References: <20210520075629.4332-10-sj38.park@gmail.com>
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+    new_dir = debugfs_create_dir(name, root);
+    dbgfs_dirs[dbgfs_nr_ctxs] = new_dir;

debugfs_create_dir might return ERR_PTR, should this be checked?

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- Re: [PATCH v29 09/13] mm/damon/dbgfs: Support multiple contexts
  - From: Greg KH
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  - From: SeongJae Park

References:
- [PATCH v29 09/13] mm/damon/dbgfs: Support multiple contexts
  - From: SeongJae Park

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