<<On Wed, 8 Jan 2003 23:22:22 +0100, Vincent Jardin <[EMAIL PROTECTED]> said:

> Why is rt_refnt decreased so early and not later ?

So long as the route is marked RTF_UP, it cannot be deleted.  In a
single-threaded kernel, it is not possible for this code to be
preempted, so there is no means by which the route flags could be
changed.  (RTF_UP is unset when and only when the route is deleted
from the radix tree.)

-GAWollman


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