From mboxrd@z Thu Jan 1 00:00:00 1970 From: Helin Zhang Subject: [PATCH] igb_uio: kernel version check for using kstrtoul or strict_strtoul Date: Wed, 10 Dec 2014 10:38:19 +0800 Message-ID: <1418179099-4822-1-git-send-email-helin.zhang@intel.com> To: dev-VfR2kkLFssw@public.gmane.org Return-path: List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" strict_strtoul() was just a redefinition of kstrtoul() for a long time. From kernel version of 3.18, strict_strtoul() will not be defined at all. A compile time kernel version check is needed to decide which function or macro can be used for a specific version of kernel. Signed-off-by: Helin Zhang --- lib/librte_eal/linuxapp/igb_uio/igb_uio.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c index d1ca26e..2fcc5f4 100644 --- a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c +++ b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c @@ -83,7 +83,11 @@ store_max_vfs(struct device *dev, struct device_attribute *attr, unsigned long max_vfs; struct pci_dev *pdev = container_of(dev, struct pci_dev, dev); +#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0) if (0 != strict_strtoul(buf, 0, &max_vfs)) +#else + if (0 != kstrtoul(buf, 0, &max_vfs)) +#endif return -EINVAL; if (0 == max_vfs) -- 1.9.3