From: Kalle Valo <kvalo@codeaurora.org>
To: Jia-Ju Bai <baijiaju1990@gmail.com>
Cc: Larry.Finger@lwfinger.net, zajec5@gmail.com,
linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org,
Jia-Ju Bai <baijiaju1990@gmail.com>
Subject: Re: [v2] bcma: Replace mdelay with usleep_range in bcma_pmu_resources_init
Date: Tue, 27 Feb 2018 13:52:44 +0000 (UTC) [thread overview]
Message-ID: <20180227135244.E5FF1607EF@smtp.codeaurora.org> (raw)
In-Reply-To: <1516984715-9237-1-git-send-email-baijiaju1990@gmail.com>
Jia-Ju Bai <baijiaju1990@gmail.com> wrote:
> After checking all possible call chains to bcma_pmu_resources_init() here,
> my tool finds that this function is never called in atomic context,
> namely never in an interrupt handler or holding a spinlock.
> Thus mdelay can be replaced with usleep_range to avoid busy wait.
>
> This is found by a static analysis tool named DCNS written by myself.
>
> Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
> Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Patch applied to wireless-drivers-next.git, thanks.
8100091d0248 bcma: Replace mdelay with usleep_range in bcma_pmu_resources_init
--
https://patchwork.kernel.org/patch/10186561/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
prev parent reply other threads:[~2018-02-27 13:52 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-26 16:38 [PATCH v2] bcma: Replace mdelay with usleep_range in bcma_pmu_resources_init Jia-Ju Bai
2018-01-26 18:47 ` Larry Finger
2018-02-27 13:52 ` Kalle Valo [this message]
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