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powerpc/book3e: Use way 3 for linear mapping bolted entry
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Thu, 14 Apr 2011 22:32:04 +0000 (22:32 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Wed, 27 Apr 2011 03:02:14 +0000 (13:02 +1000)
commit1a51dde139d5305b2592c716c50c005d6ab9624b
treec3dd4bf78fb8137f8da2954cc39345c28635966ctree | snapshot (tar.gz zip)
parentca1769f7a372898f5e3dbb8e4ff53f53f0626ef4commit | diff
powerpc/book3e: Use way 3 for linear mapping bolted entry

An erratum on A2 can lead to the bolted entry we insert for the linear
mapping being evicted, to avoid that write the bolted entry to way 3.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/powerpc/kernel/exceptions-64e.S diff | blob | blame | history