From mboxrd@z Thu Jan 1 00:00:00 1970 From: nilesh.tayade@netscout.com (nilesh) Date: Fri, 30 Dec 2011 12:30:37 +0530 Subject: Check Interface Status In-Reply-To: References: Message-ID: <4EFD6195.7020503@netscout.com> To: kernelnewbies@lists.kernelnewbies.org List-Id: kernelnewbies.lists.kernelnewbies.org On Thursday 29 December 2011 08:23 PM, Rahul Kumar wrote: > Hi, > > I would like to check the interface status (up/down) within linux kernel. > Is there any routine (sort of ioctl) to do this. Any code that is > already in use in kernel would also be helpful for me. > Please let me know. > I think netif_carrier_ok() could help. You can refer network driver code(e.g. e1000_main.c). -- Thanks, Nilesh