linux-kernel - [PATCH] debugfs_simple_attr.cocci: add clarifying information

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Date:   Fri, 30 Mar 2018 18:43:44 +0200
From:   Julia Lawall <Julia.Lawall@...6.fr>
To:     Julia Lawall <Julia.Lawall@...6.fr>
Cc:     kernel-janitors@...r.kernel.org,
        Gilles Muller <Gilles.Muller@...6.fr>,
        Nicolas Palix <nicolas.palix@...g.fr>,
        Michal Marek <michal.lkml@...kovi.net>, cocci@...teme.lip6.fr,
        linux-kernel@...r.kernel.org, Fabio Estevam <festevam@...il.com>,
        Nicolai Stange <nstange@...e.de>, linux-pm@...r.kernel.org,
        yamada.masahiro@...ionext.com
Subject: [PATCH] debugfs_simple_attr.cocci: add clarifying information

The referenced commit gives some information about the overhead
reduced by this change.

Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

---
 scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci b/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
index 7c31231..6ff97e2 100644
--- a/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
+++ b/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
@@ -5,6 +5,8 @@
 //# Rationale: DEFINE_SIMPLE_ATTRIBUTE + debugfs_create_file()
 //# imposes some significant overhead as compared to
 //# DEFINE_DEBUGFS_ATTRIBUTE + debugfs_create_file_unsafe().
+//# See commit c64688081490 ("debugfs: add support for self-protecting
+//# attribute file fops") for further information.
 //
 // Copyright (C): 2016 Nicolai Stange
 // Options: --no-includes