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authorJames Yang <James.Yang@freescale.com>2013-06-25 11:41:05 -0500
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-06-30 15:49:40 +1000
commit80aa0fb4940bf8ee52bcb574d74459a7aea45621 (patch)
tree6b110dea572ce2a63e4cd47bf95ede1e9a8b2ee4 /arch/powerpc/kernel/tm.S
parente1b85c17bf3e4f2ecbf9ec824c4048a06078100b (diff)
downloadlinux-stericsson-80aa0fb4940bf8ee52bcb574d74459a7aea45621.tar.gz
powerpc: Fix string instr. emulation for 32-bit processes on ppc64
String instruction emulation would erroneously result in a segfault if the upper bits of the EA are set and is so high that it fails access check. Truncate the EA to 32 bits if the process is 32-bit. Signed-off-by: James Yang <James.Yang@freescale.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/tm.S')
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