Messages in this thread | | | Date | Fri, 25 Apr 2008 21:57:12 -0700 | From | Greg KH <> | Subject | Re: Duplicate SYSFS entries??? |
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On Tue, Apr 22, 2008 at 04:06:02PM +0000, Fischer, Anna wrote: > I'm creating a SYSFS hierarchy that consists of several symlinks that > I'm generating by calling sysfs_create_link(). However, I realized > that when I'm calling this with a link name that is already in the > directory, I actually don't get an error back but the kernel creates > another symlink with the same name, but the destination of the link is > arbitrary. For example, this has created the following structure under > SYSFS on my system: > > ls -l /X > > total 0 > lrwxrwxrwx 1 root root 0 2008-04-22 16:37 00:13:21:1f:2d:35 -> ../../../vnetmod/vms/vm0 > lrwxrwxrwx 1 root root 0 2008-04-22 16:37 00:50:56:19:a6:01 -> ../../../vnetmod/vms/vm13 > lrwxrwxrwx 1 root root 0 2008-04-22 16:37 00:50:56:19:a6:01 -> ../../../vnetmod/vms/vm13 > lrwxrwxrwx 1 root root 0 2008-04-22 16:37 00:50:56:19:a6:01 -> ../../../vnetmod/vms/vm13 > lrwxrwxrwx 1 root root 0 2008-04-22 16:37 00:50:56:19:a6:01 -> ../../../vnetmod/vms/vm13 > > > Actually, I have created the symlinks with different target > directories but they all (obviously) point to the same one (vm13). > Shouldn't the kernel return an error code and disallow the creation of > multiple files (or symlinks) with the same name in the same > directory?? > > I'm running kernel version 2.6.16.13-4-smp #1 SMP Wed May 3 04:53:23 UTC 2006 x86_64 x86_64 x86_64 GNU/Linux.
2.6.16 is over 2 years old. This issue has been fixed in the thousands of changes since then :)
Please upgrade.
greg k-h
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