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13:35:11 +0100 Subject: Re: [PATCH] vchiq-mmal: Remove redundant 'flush_workqueue()' calls To: cgel.zte@gmail.com, nsaenz@kernel.org Cc: rdunlap@infradead.org, unixbhaskar@gmail.com, dave.stevenson@raspberrypi.com, bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, "Minghao Chi (CGEL ZTE)" , Zeal Robot References: <20220127014432.1185206-1-chi.minghao@zte.com.cn> From: Stefan Wahren Autocrypt: addr=stefan.wahren@i2se.com; keydata= LS0tLS1CRUdJTiBQR1AgUFVCTElDIEtFWSBCTE9DSy0tLS0tClZlcnNpb246IEdudVBHIHYy CgptUUlOQkZ0NmdCTUJFQUN1Yi9wQmV2SHhidkplZnlaRzMySklObW4yYnNFUFgyNVY2ZmVq bXlZd21DR0tqRnRMCi9Eb1VNRVZIRHhDSjQ3Qk1YbzM0NGZIVjFDM0FudWRnTjFCZWhMb0J0 TEh4bW5lQ3pnSDNLY1B0V1c3cHRqNEcKdEp2OUNRRFp5MjdTS29FUHh5YUk4Q0YweWdSeEpj NzJNOUk5d21zUFo1YlVIc0x1WVdNcVE3SmNSbVBzNkQ4ZwpCa2srOC95bmdFeU5FeHd4SnBS MXlsajVianhXREh5WVF2dUo1THpaS3VPOUxCM2xYVnNjNGJxWEVqYzZWRnVaCkZDQ2svc3lp 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M2paaW9zNEVFREU5M0Q1c05IMk1JeVJ6Q0RxMXpkZHQ0WHV5S0ZqUEtXMQo5aWJaRGZGVjdL dUNzdnVMMjNzQmMxc0NNb3ArRTFtVC9ReE9JQTZvRFQxTVFzdHdPVnVReURDdi9PdktTZ2Z6 CjhGWEdMNkFQY2xqQ3FqOEFKaHhReXN4ZG9pUVA4bS92dStialdHR3Z4dzVzMWxncGlSRFRS VVBnY0pKTmFHWTIKVklEclpRaTROU2lOUTBOSWkrZGp1NGZOTW1DcFFxZzh0YkMzY0FhNnl3 bTZvUUIxU0JobURYMmUxMWdSbGx1SQpPblRHUEUwSFRvM2w3MmxoYmc9PQo9cVpNVgotLS0t LUVORCBQR1AgUFVCTElDIEtFWSBCTE9DSy0tLS0tCg== Message-ID: Date: Thu, 27 Jan 2022 13:35:09 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20220127014432.1185206-1-chi.minghao@zte.com.cn> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US X-Provags-ID: V03:K1:lHQhmz1mtPVYGChRq491EQdQK5vctIsNSrSHvtwoEKJ1a+yHRBw TjCo+hWwTYryfxNgqIaFqeBCjUlVNRUjU01UzTW+itdwMvHa/c2VuE6opdvLaIBPBkgJ865 qD5XMpS5H+HC+YCXRn7Wu98k9UFa3uOg1darmFxWVhYTgnZodQQUe0emJ0y8Z3cpyJe+Su/ q9me4Hd2xtt+IBe3WxP/g== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:0NKP8IZg7Yw=:jD+xoriqOofwGJ4n5LofiH dAVmAXYHbBWjisk+va3/rUlIIUW9a5AC9g17S+N6b/F9AMe017VlIh8EgdcGWO3iLJwELMhL7 1l/UBEhh185u1TNht014IJYWMSp6G+WE+1LNNur7rKg/OiVPkB55Ajjikbiw1X+1V0joUFOfT AQFaGwIcPbH1JQoDsAF+LBrmYCirdMO8VHhHqea6iKXzBjVXKWcMBvKRErEKkPfYhMt5DC+Np 2u47zuqfJQbqgUmBbQU8sOj1T1ij6RGzkRjJi1eoxGdSUU5MR7eE3V+Bi2wI3MU6SIDpzNUd/ MgBjGgfCFTkAWMhJkQMn9rWX27YIOg/BsvkGsC8JjplB+ipmyMcalJDRIVeGG5crKQKPG0zNM /ivr2Yvt4pQTuQlw6zasg7i5hvxZxZt+LQ+bfeFmhLDnyfjvpXXcS36QPoEDA4Ta06oQThOLW Crm11PiRQ0u3vyOO4y78nJupP7I9Mw6eSNlJo4ZuiRmn7NO5V2IBXGOtUmmSDkgmKgYazznKo mmigSnJCeQh2lLEUIVbC/wrPcffXlZuarIk3auEr2JlObdS+sm5ejxiW8Td/B2LxCjFkz98Cj E1ol7lOZ7U1OKws/QEyK7kDyQLAW54ZWfLJUfXJ6t0fevCgeR24dFZBujMnAYkdaFlKGokWvO 37Z7TuGgh9pvsY0nP5KUpvnleOfWQCEkcKc6IRVfHE0Rmq7pQ73gfLHNNwtspVVojxm5bYO3P AKx34g+ldA6Npn6W Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Am 27.01.22 um 02:44 schrieb cgel.zte@gmail.com: > From: "Minghao Chi (CGEL ZTE)" > > 'destroy_workqueue()' already drains the queue before destroying it, > so there is no need to flush it explicitly. > > Remove the redundant 'flush_workqueue()' calls. are you sure that drain_workqueue() is the same as flush_workqueue()? > > Reported-by: Zeal Robot > Signed-off-by: Minghao Chi (CGEL ZTE) > Signed-off-by: CGEL ZTE > --- > drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c > index 76d3f0399964..60305c63c6f6 100644 > --- a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c > +++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c > @@ -1844,7 +1844,6 @@ int vchiq_mmal_finalise(struct vchiq_mmal_instance *instance) > mutex_unlock(&instance->vchiq_mutex); > > vchiq_shutdown(instance->vchiq_instance); > - flush_workqueue(instance->bulk_wq); > destroy_workqueue(instance->bulk_wq); > > vfree(instance->bulk_scratch);