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From: Greg KH <gregkh@linuxfoundation.org>
To: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Cc: arnd@arndb.de, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Mayank Chopra <mak.chopra@codeaurora.org>,
	Abhinav Asati <asatiabhi@codeaurora.org>,
	Vamsi Singamsetty <vamssi@codeaurora.org>
Subject: Re: [PATCH 1/5] misc: fastrpc: Reference count channel context
Date: Wed, 28 Aug 2019 22:53:41 +0200	[thread overview]
Message-ID: <20190828205341.GA13049@kroah.com> (raw)
In-Reply-To: <20190823100622.3892-2-srinivas.kandagatla@linaro.org>

On Fri, Aug 23, 2019 at 11:06:18AM +0100, Srinivas Kandagatla wrote:
> From: Bjorn Andersson <bjorn.andersson@linaro.org>
> 
> The channel context is referenced from the fastrpc user and might as
> user space holds the file descriptor open outlive the fastrpc device,
> which is removed when the remote processor is shutting down.
> 
> Reference count the channel context in order to retain this object until
> all references has been relinquished.
> 
> TEST=stop and start remote proc1 using sysfs

What is this for?

Please fix up the series and resend so that I do not have to hand-edit
the changelog text.

thanks,

greg k-h

  reply	other threads:[~2019-08-28 20:53 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-23 10:06 [PATCH 0/5] misc: fastrpc: few fixes Srinivas Kandagatla
2019-08-23 10:06 ` [PATCH 1/5] misc: fastrpc: Reference count channel context Srinivas Kandagatla
2019-08-28 20:53   ` Greg KH [this message]
2019-08-23 10:06 ` [PATCH 2/5] misc: fastrpc: Don't reference rpmsg_device after remove Srinivas Kandagatla
2019-08-28 15:41   ` Stephen Boyd
2019-08-23 10:06 ` [PATCH 3/5] misc: fastrpc: remove unused definition Srinivas Kandagatla
2019-08-23 10:06 ` [PATCH 4/5] misc: fastrpc: fix double refcounting on dmabuf Srinivas Kandagatla
     [not found]   ` <CAC8LzUAnz+RZYh+bBbJbXJYP3QDq4H1847W8rJxj-aF1B1J9QQ@mail.gmail.com>
2019-08-27 21:45     ` Srinivas Kandagatla
2019-08-28  7:50       ` Jorge Ramirez
2019-08-28  8:48         ` Srinivas Kandagatla
2019-08-28 10:35           ` Jorge Ramirez
2019-08-23 10:06 ` [PATCH 5/5] misc: fastrpc: free dma buf scatter list Srinivas Kandagatla

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