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| author | Mark Brown <broonie@kernel.org> | 2014-10-09 18:02:47 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-10-09 18:02:47 +0100 |
| commit | 2606d2448703e8995ca39a59d8a1106a1e0f034a (patch) | |
| tree | 588f1b850a7e13d0e2f3461d66909db55c7531fb /arch/powerpc/kernel/align.c | |
| parent | 8bb495e3f02401ee6f76d1b1d77f3ac9f079e376 (diff) | |
| parent | b8a669d29702a8fb529f4fae450a86b8676b0e42 (diff) | |
Merge tag 'kvm-for-lsk-v3.10-v1' of git://git.linaro.org/people/christoffer.dall/linux-kvm-arm into lsk-v3.10-kvmv3.10/topic/kvm
KVM/ARM/arm64 Support for LSK v3.10
Diffstat (limited to 'arch/powerpc/kernel/align.c')
| -rw-r--r-- | arch/powerpc/kernel/align.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/align.c b/arch/powerpc/kernel/align.c index ee5b690a0bed..52e5758ea368 100644 --- a/arch/powerpc/kernel/align.c +++ b/arch/powerpc/kernel/align.c @@ -764,6 +764,16 @@ int fix_alignment(struct pt_regs *regs) nb = aligninfo[instr].len; flags = aligninfo[instr].flags; + /* ldbrx/stdbrx overlap lfs/stfs in the DSISR unfortunately */ + if (IS_XFORM(instruction) && ((instruction >> 1) & 0x3ff) == 532) { + nb = 8; + flags = LD+SW; + } else if (IS_XFORM(instruction) && + ((instruction >> 1) & 0x3ff) == 660) { + nb = 8; + flags = ST+SW; + } + /* Byteswap little endian loads and stores */ swiz = 0; if (regs->msr & MSR_LE) { |