linux-kernel - Re: [PATCH 09/16] xfs: convert timeouts to secs_to

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250128193202.GR1611770@frogsfrogsfrogs>
Date: Tue, 28 Jan 2025 11:32:02 -0800
From: "Darrick J. Wong" <djwong@...nel.org>
To: Easwar Hariharan <eahariha@...ux.microsoft.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	Yaron Avizrat <yaron.avizrat@...el.com>,
	Oded Gabbay <ogabbay@...nel.org>,
	Julia Lawall <Julia.Lawall@...ia.fr>,
	Nicolas Palix <nicolas.palix@...g.fr>,
	James Smart <james.smart@...adcom.com>,
	Dick Kennedy <dick.kennedy@...adcom.com>,
	"James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
	Chris Mason <clm@...com>, Josef Bacik <josef@...icpanda.com>,
	David Sterba <dsterba@...e.com>, Ilya Dryomov <idryomov@...il.com>,
	Dongsheng Yang <dongsheng.yang@...ystack.cn>,
	Jens Axboe <axboe@...nel.dk>, Xiubo Li <xiubli@...hat.com>,
	Damien Le Moal <dlemoal@...nel.org>,
	Niklas Cassel <cassel@...nel.org>, Carlos Maiolino <cem@...nel.org>,
	Sebastian Reichel <sre@...nel.org>, Keith Busch <kbusch@...nel.org>,
	Christoph Hellwig <hch@....de>, Sagi Grimberg <sagi@...mberg.me>,
	Frank Li <Frank.Li@....com>, Mark Brown <broonie@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Shyam Sundar S K <Shyam-sundar.S-k@....com>,
	Hans de Goede <hdegoede@...hat.com>,
	Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
	Henrique de Moraes Holschuh <hmh@....eng.br>,
	Selvin Xavier <selvin.xavier@...adcom.com>,
	Kalesh AP <kalesh-anakkur.purayil@...adcom.com>,
	Jason Gunthorpe <jgg@...pe.ca>, Leon Romanovsky <leon@...nel.org>,
	cocci@...ia.fr, linux-kernel@...r.kernel.org,
	linux-scsi@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	linux-sound@...r.kernel.org, linux-btrfs@...r.kernel.org,
	ceph-devel@...r.kernel.org, linux-block@...r.kernel.org,
	linux-ide@...r.kernel.org, linux-xfs@...r.kernel.org,
	linux-pm@...r.kernel.org, linux-nvme@...ts.infradead.org,
	linux-spi@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	platform-driver-x86@...r.kernel.org,
	ibm-acpi-devel@...ts.sourceforge.net, linux-rdma@...r.kernel.org
Subject: Re: [PATCH 09/16] xfs: convert timeouts to secs_to_jiffies()

On Tue, Jan 28, 2025 at 06:21:54PM +0000, Easwar Hariharan wrote:
> Commit b35108a51cf7 ("jiffies: Define secs_to_jiffies()") introduced
> secs_to_jiffies().  As the value here is a multiple of 1000, use
> secs_to_jiffies() instead of msecs_to_jiffies to avoid the multiplication.
> 
> This is converted using scripts/coccinelle/misc/secs_to_jiffies.cocci with
> the following Coccinelle rules:
> 
> @depends on patch@
> expression E;
> @@
> 
> -msecs_to_jiffies
> +secs_to_jiffies
> (E
> - * \( 1000 \| MSEC_PER_SEC \)
> )
> 
> Signed-off-by: Easwar Hariharan <eahariha@...ux.microsoft.com>

Looks good to me,
Acked-by: "Darrick J. Wong" <djwong@...nel.org>

--D

> ---
>  fs/xfs/xfs_icache.c | 2 +-
>  fs/xfs/xfs_sysfs.c  | 7 +++----
>  2 files changed, 4 insertions(+), 5 deletions(-)
> 
> diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c
> index 7b6c026d01a1fc020a41a678964cdbf7a8113323..7a1feb8dc21f6f71d04f88de866e5a95925e0c54 100644
> --- a/fs/xfs/xfs_icache.c
> +++ b/fs/xfs/xfs_icache.c
> @@ -230,7 +230,7 @@ xfs_blockgc_queue(
>  	rcu_read_lock();
>  	if (radix_tree_tagged(&pag->pag_ici_root, XFS_ICI_BLOCKGC_TAG))
>  		queue_delayed_work(mp->m_blockgc_wq, &pag->pag_blockgc_work,
> -				   msecs_to_jiffies(xfs_blockgc_secs * 1000));
> +				   secs_to_jiffies(xfs_blockgc_secs));
>  	rcu_read_unlock();
>  }
>  
> diff --git a/fs/xfs/xfs_sysfs.c b/fs/xfs/xfs_sysfs.c
> index 60cb5318fdae3cc246236fd988b4749df57f8bfc..eed0f28afe97ead762a9539e45f292db7d0d0c4a 100644
> --- a/fs/xfs/xfs_sysfs.c
> +++ b/fs/xfs/xfs_sysfs.c
> @@ -568,8 +568,8 @@ retry_timeout_seconds_store(
>  	if (val == -1)
>  		cfg->retry_timeout = XFS_ERR_RETRY_FOREVER;
>  	else {
> -		cfg->retry_timeout = msecs_to_jiffies(val * MSEC_PER_SEC);
> -		ASSERT(msecs_to_jiffies(val * MSEC_PER_SEC) < LONG_MAX);
> +		cfg->retry_timeout = secs_to_jiffies(val);
> +		ASSERT(secs_to_jiffies(val) < LONG_MAX);
>  	}
>  	return count;
>  }
> @@ -686,8 +686,7 @@ xfs_error_sysfs_init_class(
>  		if (init[i].retry_timeout == XFS_ERR_RETRY_FOREVER)
>  			cfg->retry_timeout = XFS_ERR_RETRY_FOREVER;
>  		else
> -			cfg->retry_timeout = msecs_to_jiffies(
> -					init[i].retry_timeout * MSEC_PER_SEC);
> +			cfg->retry_timeout = secs_to_jiffies(init[i].retry_timeout);
>  	}
>  	return 0;
>  
> 
> -- 
> 2.43.0
> 
>