From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-1013620-1516774911-2-1941655684369913907 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no ("Email failed DMARC policy for domain") X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, FREEMAIL_FORGED_FROMDOMAIN 0.25, FREEMAIL_FROM 0.001, HEADER_FROM_DIFFERENT_DOMAINS 0.25, RCVD_IN_DNSWL_MED -2.3, SPF_PASS -0.001, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='140.211.166.137', Host='smtp4.osuosl.org', Country='US', FromHeader='com', MailFrom='org' X-Spam-charsets: plain='us-ascii' X-IgnoreVacation: yes ("Email failed DMARC policy for domain") X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: driverdev-devel-bounces@linuxdriverproject.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1516774911; b=nEHYiwJVphD8n+SuRApswpM+o6z92wt91vEmqRkkIbsVj0C Zm3WyPJ10BvOapS/Exr3y9z6BGB9MrEf1Bocl6idINf79rLjxldhBaypNVRoipAy MH1n6lGi/kBQzAGqAuG6blDJBBVH4RdJzyvA+tbhCMonE0sr8Hscq534wuat7ee6 WTvUDGuMKySpTlaG+cYj3WpeQ1JtBNgIUJvsciH+6CgGxMCUg36i0qRVhN3dF8Ns R1clKbGpCVvSEzurrASOHHnHcacZX8TpkX+RNE+JQFrc+BkqaPaMNCEmlvmSklXI /WOa++19Cpd55+KSUss9y3RtoIUCIg435WnWlyA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:subject:date:message-id:list-id :list-unsubscribe:list-archive:list-post:list-help :list-subscribe:cc:mime-version:content-type :content-transfer-encoding:sender; s=arctest; t=1516774911; bh=z jLT1fpJ/bEf4hnWSwgrSym4INYupdi8vn9wAVgcUPg=; b=ofSJbQWB2ajKZk+Oy 0J5Ss+9bu5uh5/Oy8mc9R9Ftj/cwsFz4yaTe6zkqnzGlZSh9Hmt6OSY5gBQtllJx WcnMkny/EzOKGqGMEiNx1AYCNIibS7qMt2b/7sq5gNVLRZ+UvTmpYf+Cx7/1ur3k U4AnTuRp0RfS+9OQ6HBwXiKdqJx4XahtLdPl5CKYcV3lC+oC6iCkXJv5uKZjBfMI oi1sRPnuo/4uzD+xCntKFjCP7HOXBLcyvZ0S3ebY2HQetdCEGFkVpOJP2fvyTQvl yoMjpfc7lhGus7MSG+BXmUgw5VUEyNJSq/QGM9Fj9z/X6QpL23A/K682zrrmnTsU euWvg== ARC-Authentication-Results: i=1; mx1.messagingengine.com; arc=none (no signatures found); dkim=fail (message has been altered; 2048-bit rsa key sha256) header.d=gmail.com header.i=@gmail.com header.b=mQXh1Qa4 x-bits=2048 x-keytype=rsa x-algorithm=sha256 x-selector=20161025; dmarc=fail (p=none,has-list-id=yes,d=none) header.from=gmail.com; iprev=pass policy.iprev=140.211.166.137 (smtp4.osuosl.org); spf=pass smtp.mailfrom=driverdev-devel-bounces@linuxdriverproject.org smtp.helo=fraxinus.osuosl.org; x-aligned-from=fail; x-google-dkim=fail (message has been altered; 2048-bit rsa key) header.d=1e100.net header.i=@1e100.net header.b=W+dk7r0f; x-ptr=fail x-ptr-helo=fraxinus.osuosl.org x-ptr-lookup=smtp4.osuosl.org; x-return-mx=pass smtp.domain=linuxdriverproject.org smtp.result=pass smtp_is_org_domain=yes header.domain=gmail.com header.result=pass header_is_org_domain=yes; x-tls=pass version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128 Authentication-Results: mx1.messagingengine.com; arc=none (no signatures found); dkim=fail (message has been altered; 2048-bit rsa key sha256) header.d=gmail.com header.i=@gmail.com header.b=mQXh1Qa4 x-bits=2048 x-keytype=rsa x-algorithm=sha256 x-selector=20161025; dmarc=fail (p=none,has-list-id=yes,d=none) header.from=gmail.com; iprev=pass policy.iprev=140.211.166.137 (smtp4.osuosl.org); spf=pass smtp.mailfrom=driverdev-devel-bounces@linuxdriverproject.org smtp.helo=fraxinus.osuosl.org; x-aligned-from=fail; x-google-dkim=fail (message has been altered; 2048-bit rsa key) header.d=1e100.net header.i=@1e100.net header.b=W+dk7r0f; x-ptr=fail x-ptr-helo=fraxinus.osuosl.org x-ptr-lookup=smtp4.osuosl.org; x-return-mx=pass smtp.domain=linuxdriverproject.org smtp.result=pass smtp_is_org_domain=yes header.domain=gmail.com header.result=pass header_is_org_domain=yes; x-tls=pass version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128 X-Remote-Delivered-To: driverdev-devel@osuosl.org X-Google-Smtp-Source: AH8x224DFLI3Rku1JjL3MmyfbZW8V5w9DR9SZj1WazpmjT9krHAd7Fs5C5Vw2fFWtH21HT9lL/6yug== From: lantianyu1986@gmail.com X-Google-Original-From: Tianyu.Lan@microsoft.com To: Subject: [Patch] vmbus: Simply hv_get_next_write_location() function Date: Wed, 24 Jan 2018 14:21:30 +0800 Message-Id: <1516774890-5134-1-git-send-email-Tianyu.Lan@microsoft.com> X-Mailer: git-send-email 2.7.4 X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.24 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: sthemmin@microsoft.com, haiyangz@microsoft.com, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, Tianyu Lan MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Tianyu Lan The "next" variable is redundant in hv_get_next_write_location(). This patch is to remove it and return write_index directly. Signed-off-by: Tianyu Lan --- drivers/hv/ring_buffer.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c index 12eb8ca..71558e7 100644 --- a/drivers/hv/ring_buffer.c +++ b/drivers/hv/ring_buffer.c @@ -82,9 +82,7 @@ static void hv_signal_on_write(u32 old_write, struct vmbus_channel *channel) static inline u32 hv_get_next_write_location(struct hv_ring_buffer_info *ring_info) { - u32 next = ring_info->ring_buffer->write_index; - - return next; + return ring_info->ring_buffer->write_index; } /* Set the next write location for the specified ring buffer. */ -- 2.7.4 _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel