From: Julia Lawall Subject: Re: [Outreachy kernel] [PATCH] Staging: ccree: Don't use volatile for monitor_lock Date: Mon, 11 Sep 2017 18:03:02 +0200 (CEST) Message-ID: References: <1505145571-11248-1-git-send-email-srishtishar@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Cc: gilad@benyossef.com, gregkh@linuxfoundation.org, linux-crypto@vger.kernel.org, driverdev-devel@linuxdriverproject.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, outreachy-kernel@googlegroups.com To: Srishti Sharma Return-path: In-Reply-To: <1505145571-11248-1-git-send-email-srishtishar@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-crypto.vger.kernel.org On Mon, 11 Sep 2017, Srishti Sharma wrote: > The use of volatile for the variable monitor_lock is unnecessary. You need to give more evidence of why this is the case. How is the variable used? I guess this comes from checkpatch, but checkpatch has only a local view of things, and doesn't know how the variable is used. julia > > Signed-off-by: Srishti Sharma > --- > drivers/staging/ccree/ssi_request_mgr.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/staging/ccree/ssi_request_mgr.c b/drivers/staging/ccree/ssi_request_mgr.c > index e5c2f92..7d77941 100644 > --- a/drivers/staging/ccree/ssi_request_mgr.c > +++ b/drivers/staging/ccree/ssi_request_mgr.c > @@ -49,7 +49,7 @@ struct ssi_request_mgr_handle { > dma_addr_t dummy_comp_buff_dma; > struct cc_hw_desc monitor_desc; > > - volatile unsigned long monitor_lock; > + unsigned long monitor_lock; > #ifdef COMP_IN_WQ > struct workqueue_struct *workq; > struct delayed_work compwork; > -- > 2.7.4 > > -- > You received this message because you are subscribed to the Google Groups "outreachy-kernel" group. > To unsubscribe from this group and stop receiving emails from it, send an email to outreachy-kernel+unsubscribe@googlegroups.com. > To post to this group, send email to outreachy-kernel@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgid/outreachy-kernel/1505145571-11248-1-git-send-email-srishtishar%40gmail.com. > For more options, visit https://groups.google.com/d/optout. >