| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20071121130445.569d2176@freepuppy.rosehill> Date: Wed, 21 Nov 2007 13:04:45 -0800 From: Stephen Hemminger <shemminger@...ux-foundation.org> To: linux-kernel@...r.kernel.org Subject: Re: network driver usage count On Wed, 21 Nov 2007 20:45:11 +0100 Ferenc Wagner <wferi@...f.hu> wrote: > Hi! > > Under 2.6.23.1, my lsmod output shows this: > > $ lsmod | grep tg3 > tg3 100580 0 > > The usage count is zero, even though it drives my two physical > interfaces: > > $ ls -l /sys/class/net/eth-gb?/device/driver > lrwxrwxrwx 1 root root 0 2007-11-21 19:58 /sys/class/net/eth-gb1/device/driver -> ../../../bus/pci/drivers/tg3 > lrwxrwxrwx 1 root root 0 2007-11-21 19:58 /sys/class/net/eth-gb2/device/driver -> ../../../bus/pci/drivers/tg3 > > These interfaces are up and bonded together, but that doesn't seem to > matter at all. I also checked other machines, the network driver > (tg3, e1000) usage counts are always zero under various recent 2.6 > kernels, but nonzero under 2.4.21 for example. > > And really, the module could be removed, cutting my ssh session. :) > > Was this made possible intentionally? If yes, why? Yes, so devices can be removed at anytime. -- Stephen Hemminger <shemminger@...ux-foundation.org> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists