Re: Kernel Code

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



krishna prasad yalavarthi wrote:

> I have a doubt regarding opening a log file in linux device 
> drivers.
> 
> when i use
> 
> int fp;
> fp = open("//etc//osiwan.log",O_CREAT|O_RDWR);
> 
> in my driver code and compile, i am able to get my 
> library(tp02.ld). By using this tp02.ld library i build streams.o, 
> a streams module using LiS(Linux streams). when i use
> 
> insmod streams.o
> 
> it is giving an error unresolved symbol open.
> Is the above procedure correct? can any one please help me, what 
> the problem is.

You can't use libc functions (e.g. open()) in the kernel.

-- 
Glynn Clements <glynn.clements@virgin.net>
-
: send the line "unsubscribe linux-net" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Netdev]     [Ethernet Bridging]     [Linux 802.1Q VLAN]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Git]     [Bugtraq]     [Yosemite News and Information]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux PCI]     [Linux Admin]     [Samba]

  Powered by Linux