From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754140AbcKASOy (ORCPT ); Tue, 1 Nov 2016 14:14:54 -0400 Received: from p3plsmtps2ded03.prod.phx3.secureserver.net ([208.109.80.60]:45544 "EHLO p3plsmtps2ded03.prod.phx3.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753895AbcKASOh (ORCPT ); Tue, 1 Nov 2016 14:14:37 -0400 x-originating-ip: 72.167.245.219 From: kys@exchange.microsoft.com To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com, vkuznets@redhat.com, jasowang@redhat.com, leann.ogasawara@canonical.com, sthemmin@microsoft.com Cc: Alex Ng , Alex Ng , "K. Y. Srinivasan" Subject: [PATCH V2 08/14] Drivers: hv: balloon: Fix info request to show max page count Date: Tue, 1 Nov 2016 13:07:28 -0700 Message-Id: <1478030854-5970-8-git-send-email-kys@exchange.microsoft.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1478030854-5970-1-git-send-email-kys@exchange.microsoft.com> References: <1478030807-5915-1-git-send-email-kys@exchange.microsoft.com> <1478030854-5970-1-git-send-email-kys@exchange.microsoft.com> Reply-To: kys@microsoft.com X-CMAE-Envelope: MS4wfN5AcMVZof+iD1hBHqe1gsYl40Dp3wOfwxD7PF4Ny0axB7LtQV+BzVt39qWws+Q6Wl2WPUb5BFr2jCp5AqF2uzjTxbWZHUqIZkdKVUFRxgb8mAczdcC0 731mghbMK3rQZnuYBOdAUGS8kVQHt7RxJx0bnF1CifLaaaVSd9/+LDStgrtqe5nH5grZxb94kIq95Hj6gqLkqYxC0AwR0wMFoWXL0o3znC3f+QIdX9VaRrDi +HwPZrU/Mu8qSA5IyFTUC9hW8m74XcZZTsXfDpkIOlCGKT0CPMXkrLOGYHHLjAZ0K+IbptKZt1o+fS/BlXqsOdE7VNj4iqGJSahaYmhGwfoaBU6d3lD+5Aho EhA0/+zVxENHJhkpaIEpQn1Z80NLbhjPSxscatt+tFvSqcSna+cvSVaEfSHbAFzdTVd33r9nHVjm2aM8lR5ay8fOfkHSGjgNitvN0MiJiCnIxrWdcutyD+e3 27agm+B5Hm7EhwhNADPnPDIvJTFq6bOvMgJHee90Pv31nH06NRvw87sQl1fB12jC9BN5Z06P0E8biKeL38vZAgC4v+vdJDeuJWy1fQ== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alex Ng Balloon driver was only printing the size of the info blob and not the actual content. This fixes it so that the info blob (max page count as configured in Hyper-V) is printed out. Signed-off-by: Alex Ng Signed-off-by: K. Y. Srinivasan --- drivers/hv/hv_balloon.c | 9 +++++++-- 1 files changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c index 8cac29a..14c3dc4 100644 --- a/drivers/hv/hv_balloon.c +++ b/drivers/hv/hv_balloon.c @@ -1034,8 +1034,13 @@ static void process_info(struct hv_dynmem_device *dm, struct dm_info_msg *msg) switch (info_hdr->type) { case INFO_TYPE_MAX_PAGE_CNT: - pr_info("Received INFO_TYPE_MAX_PAGE_CNT\n"); - pr_info("Data Size is %d\n", info_hdr->data_size); + if (info_hdr->data_size == sizeof(__u64)) { + __u64 *max_page_count = (__u64 *)&info_hdr[1]; + + pr_info("INFO_TYPE_MAX_PAGE_CNT = %llu\n", + *max_page_count); + } + break; default: pr_info("Received Unknown type: %d\n", info_hdr->type); -- 1.7.4.1