DPDK patches and discussions
 help / color / mirror / Atom feed
* [dpdk-dev] [PATCH] igb_uio: kernel version check for using kstrtoul or strict_strtoul
@ 2014-12-10  2:38 Helin Zhang
  2014-12-10  2:54 ` Jincheng Miao
  0 siblings, 1 reply; 5+ messages in thread
From: Helin Zhang @ 2014-12-10  2:38 UTC (permalink / raw)
  To: 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 <helin.zhang@intel.com>
---
 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

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2014-12-10  4:00 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-12-10  2:38 [dpdk-dev] [PATCH] igb_uio: kernel version check for using kstrtoul or strict_strtoul Helin Zhang
2014-12-10  2:54 ` Jincheng Miao
2014-12-10  3:01   ` Zhang, Helin
2014-12-10  3:37     ` Qiu, Michael
2014-12-10  4:00   ` Zhang, Helin

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).