[PATCH] powerpc/powernv/pci: fix a RCU-list lock

[Michael Ellerman]

On Sun, 10 May 2020 01:13:47 -0400, Qian Cai wrote:
> It is unsafe to traverse tbl->it_group_list without the RCU read lock.
> 
>  WARNING: suspicious RCU usage
>  5.7.0-rc4-next-20200508 #1 Not tainted
>  -----------------------------
>  arch/powerpc/platforms/powernv/pci-ioda-tce.c:355 RCU-list traversed in non-reader section!!
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/powernv/pci: fix a RCU-list lock
      https://git.kernel.org/powerpc/c/c9790fb5df461c91d3fff1d864c1acb8baf5ad5c

cheers