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(parent: 781fb7a) | patch
powerpc/powernv: Don't clobber r9 in relative_toc()
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Mon, 19 Sep 2011 17:44:51 +0000 (17:44 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tue, 20 Sep 2011 05:53:24 +0000 (15:53 +1000)
commite550592e689cf8d682937f356497f989f3d88292
tree9cd89cd8c4056403e180c24ac8140cf8f2a1ca8ftree | snapshot
parent781fb7a3e4cdca28236ae23e2c77070ed3ae531fcommit | diff
powerpc/powernv: Don't clobber r9 in relative_toc()

With OPAL, r8 and r9 will be used to pass the OPAL base and entry
for debugging purposes (those informations are also in the
device-tree). We don't want to clobber those registers that
early.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/powerpc/kernel/head_64.S diff | blob | history
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