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cputlb: Pass cpu_transaction_failed() the correct physaddr

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The API for cpu_transaction_failed() says that it takes the physical
address for the failed transaction. However we were actually passing
it the offset within the target MemoryRegion. We don't currently
have any target CPU implementations of this hook that require the
physical address; fix this bug so we don't get confused if we ever
do add one.

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180611125633.32755-3-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2018-06-15 14:57:14 +01:00
parent ace4109011
commit 2d54f19401
3 changed files with 45 additions and 17 deletions
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5
exec.c
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@ -2897,14 +2897,15 @@ static const MemoryRegionOps readonly_mem_ops = {
},
};
MemoryRegion *iotlb_to_region(CPUState *cpu, hwaddr index, MemTxAttrs attrs)
MemoryRegionSection *iotlb_to_section(CPUState *cpu,
hwaddr index, MemTxAttrs attrs)
{
int asidx = cpu_asidx_from_attrs(cpu, attrs);
CPUAddressSpace *cpuas = &cpu->cpu_ases[asidx];
AddressSpaceDispatch *d = atomic_rcu_read(&cpuas->memory_dispatch);
MemoryRegionSection *sections = d->map.sections;
return sections[index & ~TARGET_PAGE_MASK].mr;
return &sections[index & ~TARGET_PAGE_MASK];
}
static void io_mem_init(void)