From: Martin KaFai Lau
Date: Fri, 14 Aug 2015 11:05:51 -0700
> v1 -> v2:
> A minor change in the commit message of patch 2.
>
> This patch series fixes a potential deadlock when creating a pcpu rt.
> It happens when dst_alloc() decided to run gc. Something like this:
>
> read_lock(&table->tb6_l
v1 -> v2:
A minor change in the commit message of patch 2.
This patch series fixes a potential deadlock when creating a pcpu rt.
It happens when dst_alloc() decided to run gc. Something like this:
read_lock(&table->tb6_lock);
ip6_rt_pcpu_alloc()
=> dst_alloc()
=> ip6_dst_gc()
=> write_lock(&table
