From: Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Bryan Tan <bryantan-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org>
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2 for-rc 2/4] RDMA/vmw_pvrdma: Use refcount_dec_and_test to avoid warning
Date: Wed, 20 Dec 2017 21:55:36 +0200 [thread overview]
Message-ID: <20171220195536.GA2942@mtr-leonro.local> (raw)
In-Reply-To: <20171220174956.GA20571-qXbCdz4EeRo1jLI2hToXVI42T8aCTgcwy4vvyvUx+exJXi8ZT2ovy+oDBWuYMCC/JZORHMmSJCU@public.gmane.org>
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On Wed, Dec 20, 2017 at 09:50:01AM -0800, Bryan Tan wrote:
> refcount_dec generates a warning when the operation
> causes the refcount to hit zero. Avoid this by using
> refcount_dec_and_test.
>
> Fixes: 8b10ba783c9d ("RDMA/vmw_pvrdma: Add shared receive queue support")
> Reviewed-by: Adit Ranadive <aditr-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org>
> Reviewed-by: Aditya Sarwade <asarwade-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org>
> Reviewed-by: Jorgen Hansen <jhansen-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org>
> Signed-off-by: Bryan Tan <bryantan-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org>
> ---
> drivers/infiniband/hw/vmw_pvrdma/pvrdma_srq.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
Thanks,
Reviewed-by: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
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next prev parent reply other threads:[~2017-12-20 19:55 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-20 17:47 [PATCH v2 for-rc 0/4] vmw_pvrdma fixes for 4.15 Bryan Tan
[not found] ` <20171220174748.GA18149-qXbCdz4EeRo1jLI2hToXVI42T8aCTgcwy4vvyvUx+exJXi8ZT2ovy+oDBWuYMCC/JZORHMmSJCU@public.gmane.org>
2017-12-20 17:49 ` [PATCH v2 for-rc 1/4] RDMA/vmw_pvrdma: Call ib_umem_release on destroy QP path Bryan Tan
2017-12-20 17:50 ` [PATCH v2 for-rc 2/4] RDMA/vmw_pvrdma: Use refcount_dec_and_test to avoid warning Bryan Tan
[not found] ` <20171220174956.GA20571-qXbCdz4EeRo1jLI2hToXVI42T8aCTgcwy4vvyvUx+exJXi8ZT2ovy+oDBWuYMCC/JZORHMmSJCU@public.gmane.org>
2017-12-20 19:55 ` Leon Romanovsky [this message]
2017-12-20 17:50 ` [PATCH v2 for-rc 3/4] RDMA/vmw_pvrdma: Add UAR SRQ macros in ABI header file Bryan Tan
[not found] ` <20171220175051.GA22751-qXbCdz4EeRo1jLI2hToXVI42T8aCTgcwy4vvyvUx+exJXi8ZT2ovy+oDBWuYMCC/JZORHMmSJCU@public.gmane.org>
2017-12-21 12:59 ` Leon Romanovsky
2017-12-22 16:17 ` Jason Gunthorpe
[not found] ` <20171222161724.GC30884-uk2M96/98Pc@public.gmane.org>
2017-12-28 17:38 ` Adit Ranadive
2017-12-28 4:48 ` Jason Gunthorpe
2017-12-20 17:51 ` [PATCH v2 for-rc 4/4] RDMA/vmw_pvrdma: Avoid use after free due to QP/CQ/SRQ destroy Bryan Tan
2017-12-22 0:43 ` [PATCH v2 for-rc 0/4] vmw_pvrdma fixes for 4.15 Jason Gunthorpe
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