[Differential] [Commented On] D1986: Teach lagg(4) to change MTU

[ae (Andrey V. Elsukov)]

ae added a comment.

>>! In D1986#7, @rstone wrote:
> RLOCK only gets a read lock.  You want WLOCK to get a write lock to ensure serialization.

Also we can use another lock in the lagg_ioctl, that will prevent simultaneous MTU changing.

REVISION DETAIL
  https://reviews.freebsd.org/D1986

To: rpokala-panasas.com, rstone
Cc: emaste, ae, freebsd-net