Messages in this thread | | | Date | Wed, 15 Apr 2009 12:13:57 +0200 | From | Patrick McHardy <> | Subject | Re: [PATCH 1/3] net: introduce a list of device addresses dev_addr_list |
| |
David Miller wrote: > From: Eric Dumazet <dada1@cosmosbay.com> > Date: Wed, 15 Apr 2009 11:27:50 +0200 > >> Since you obviously need a write lock here to be sure following >> can be done by one cpu only. >> >> You have same problem all over this patch. > > RTNL semaphore is held across all modification operations.
If this will also be used for multicast lists, changes can happen (IPv6) without the RTNL.
| |