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Re: [PATCH v2 02/21] coccinelle: misc: Add secs_to_jiffies script
- To: Easwar Hariharan <eahariha@xxxxxxxxxxxxxxxxxxx>, Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>, Jozsef Kadlecsik <kadlec@xxxxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Eric Dumazet <edumazet@xxxxxxxxxx>, Jakub Kicinski <kuba@xxxxxxxxxx>, Paolo Abeni <pabeni@xxxxxxxxxx>, Simon Horman <horms@xxxxxxxxxx>, Julia Lawall <Julia.Lawall@xxxxxxxx>, Nicolas Palix <nicolas.palix@xxxxxxx>, Daniel Mack <daniel@xxxxxxxxxx>, Haojian Zhuang <haojian.zhuang@xxxxxxxxx>, Robert Jarzmik <robert.jarzmik@xxxxxxx>, Russell King <linux@xxxxxxxxxxxxxxx>, Heiko Carstens <hca@xxxxxxxxxxxxx>, Vasily Gorbik <gor@xxxxxxxxxxxxx>, Alexander Gordeev <agordeev@xxxxxxxxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxxxxx>, Sven Schnelle <svens@xxxxxxxxxxxxx>, Ofir Bitton <obitton@xxxxxxxxx>, Oded Gabbay <ogabbay@xxxxxxxxxx>, Lucas De Marchi <lucas.demarchi@xxxxxxxxx>, Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>, Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>, Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>, Maxime Ripard <mripard@xxxxxxxxxx>, Thomas Zimmermann <tzimmermann@xxxxxxx>, David Airlie <airlied@xxxxxxxxx>, Simona Vetter <simona@xxxxxxxx>, Jeroen de Borst <jeroendb@xxxxxxxxxx>, Praveen Kaligineedi <pkaligineedi@xxxxxxxxxx>, Shailend Chand <shailend@xxxxxxxxxx>, Andrew Lunn <andrew+netdev@xxxxxxx>, James Smart <james.smart@xxxxxxxxxxxx>, Dick Kennedy <dick.kennedy@xxxxxxxxxxxx>, "James E.J. Bottomley" <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>, "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, Kalle Valo <kvalo@xxxxxxxxxx>, Jeff Johnson <jjohnson@xxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Jack Wang <jinpu.wang@xxxxxxxxxxxxxxx>, Marcel Holtmann <marcel@xxxxxxxxxxxx>, Johan Hedberg <johan.hedberg@xxxxxxxxx>, Luiz Augusto von Dentz <luiz.dentz@xxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>, Ray Jui <rjui@xxxxxxxxxxxx>, Scott Branden <sbranden@xxxxxxxxxxxx>, Broadcom internal kernel review list <bcm-kernel-feedback-list@xxxxxxxxxxxx>, Xiubo Li <xiubli@xxxxxxxxxx>, Ilya Dryomov <idryomov@xxxxxxxxx>, Josh Poimboeuf <jpoimboe@xxxxxxxxxx>, Jiri Kosina <jikos@xxxxxxxxxx>, Miroslav Benes <mbenes@xxxxxxx>, Petr Mladek <pmladek@xxxxxxxx>, Joe Lawrence <joe.lawrence@xxxxxxxxxx>, Jaroslav Kysela <perex@xxxxxxxx>, Takashi Iwai <tiwai@xxxxxxxx>, Lucas Stach <l.stach@xxxxxxxxxxxxxx>, Russell King <linux+etnaviv@xxxxxxxxxxxxxxx>, Christian Gmeiner <christian.gmeiner@xxxxxxxxx>, Louis Peens <louis.peens@xxxxxxxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Nicholas Piggin <npiggin@xxxxxxxxx>, Naveen N Rao <naveen@xxxxxxxxxx>, Madhavan Srinivasan <maddy@xxxxxxxxxxxxx>
- From: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
- Date: Sat, 16 Nov 2024 10:52:39 +0100
- Cc: netfilter-devel@xxxxxxxxxxxxxxx, coreteam@xxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, cocci@xxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, dri-devel@xxxxxxxxxxxxxxxxxxxxx, intel-xe@xxxxxxxxxxxxxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, linux-wireless@xxxxxxxxxxxxxxx, ath11k@xxxxxxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-bluetooth@xxxxxxxxxxxxxxx, linux-staging@xxxxxxxxxxxxxxx, linux-rpi-kernel@xxxxxxxxxxxxxxxxxxx, ceph-devel@xxxxxxxxxxxxxxx, live-patching@xxxxxxxxxxxxxxx, linux-sound@xxxxxxxxxxxxxxx, etnaviv@xxxxxxxxxxxxxxxxxxxxx, oss-drivers@xxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, Anna-Maria Behnsen <anna-maria@xxxxxxxxxxxxx>
- Delivery-date: Sat, 16 Nov 2024 10:20:17 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Le 15/11/2024 à 22:26, Easwar Hariharan a écrit :
[Vous ne recevez pas souvent de courriers de eahariha@xxxxxxxxxxxxxxxxxxx. Découvrez
pourquoi ceci est important à https://aka.ms/LearnAboutSenderIdentification ]
There should be some explaination in the commit message, what the script
does for instance.
Suggested-by: Anna-Maria Behnsen <anna-maria@xxxxxxxxxxxxx>
Signed-off-by: Easwar Hariharan <eahariha@xxxxxxxxxxxxxxxxxxx>
---
scripts/coccinelle/misc/secs_to_jiffies.cocci | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/scripts/coccinelle/misc/secs_to_jiffies.cocci
b/scripts/coccinelle/misc/secs_to_jiffies.cocci
new file mode 100644
index
0000000000000000000000000000000000000000..af762b1c0aac8f044f21150bfaafd9efc834ee87
--- /dev/null
+++ b/scripts/coccinelle/misc/secs_to_jiffies.cocci
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0-only
+///
+/// Find usages of:
+/// - msecs_to_jiffies(value*1000)
+/// - msecs_to_jiffies(value*MSEC_PER_SEC)
+///
+// Confidence: High
+// Copyright: (C) 2024 Easwar Hariharan Microsoft
+//
+// Keywords: secs, seconds, jiffies
+//
+
+@@ constant C; @@
+
+- msecs_to_jiffies(C * 1000)
++ secs_to_jiffies(C)
+
+@@ constant C; @@
+
+- msecs_to_jiffies(C * MSEC_PER_SEC)
++ secs_to_jiffies(C)
--
2.34.1
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