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x-tls=pass version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128 X-Remote-Delivered-To: driverdev-devel@osuosl.org x-originating-ip: 107.180.71.197 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, marcelo.cerri@canonical.com, sthemmin@microsoft.com Subject: [PATCH V2 02/12] hyper-v: use GFP_KERNEL for hv_context.hv_numa_map Date: Sun, 4 Mar 2018 22:17:12 -0700 Message-Id: <20180305051722.19157-2-kys@exchange.microsoft.com> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20180305051722.19157-1-kys@exchange.microsoft.com> References: <20180305051539.19079-1-kys@exchange.microsoft.com> <20180305051722.19157-1-kys@exchange.microsoft.com> X-CMAE-Envelope: MS4wfDch5AamIWLDIzqOgePNspxa5B1ze5PJbibwdrjSc3LyMWF2ZybMGi3dCzZ7J9zAtyWmyyIv1rKPJeoCszvBXIOdDLmw2oDbzJk/pVfza0ouxX4xKr/X X3knNurBSkIIxrmCdv3vUaGKcyJRdmxV0CoHNTxov+rAIi8S4a5NsDlp+adK1dUvCK5R4cB7H9FnGHPPgA0e9wGwdwY/4XxrCcqMf6oKOO7SKrQoBfivCC0K rBDWgt5Wvz1nuJ6O7GCrYsyuj9kQVebkCiB5lGYel/vvh3tJto6qJc5nLY/7Ymqf+lakPhrC+p74znwa8uRJywQkj88+v4tp4Bmc8l98dqADmZ+dFJ5jQJuq MEbb6Qxh7qC1uwkNnL37RhRHeAFuwFz3Mhvt1Gg1TNdaNyE9/kiTDv8nNe3iP6aWIcsL6Iqvb8bkfQX+QnQ54Wb8sk9fwnubFT6jrGNBoi1hf5Y8gZNx5MxX H7t8/gExlXC/VzwXFqg9uAY1jduLDde6B1sjmECskw+eMkWp0NXM8cFYsfGaIwh739NiEp8kxSzxPNqSF6a3qgav64Ooi8jQQWcuyfvnVXdSIinMqBeXyhEU 9qX5VVVys4rA88TjVCwwwQIe X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.24 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: kys@microsoft.com Cc: Jia-Ju Bai 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: Jia-Ju Bai The kzalloc function is called with GFP_ATOMIC. But according to driver call graph, it is not in atomic context, namely no spinlock is held nor in an interrupt handler. This GFP_ATOMIC is unnecessary, and replace with GFP_KERNEL. Signed-off-by: Jia-Ju Bai Reviewed-by: Vitaly Kuznetsov Signed-off-by: K. Y. Srinivasan --- drivers/hv/hv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c index fe96aab9e794..b6cacc4cccf2 100644 --- a/drivers/hv/hv.c +++ b/drivers/hv/hv.c @@ -147,7 +147,7 @@ int hv_synic_alloc(void) int cpu; hv_context.hv_numa_map = kzalloc(sizeof(struct cpumask) * nr_node_ids, - GFP_ATOMIC); + GFP_KERNEL); if (hv_context.hv_numa_map == NULL) { pr_err("Unable to allocate NUMA map\n"); goto err; -- 2.15.1 _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel