Il 06/11/2013 19:23, Max Filippov ha scritto:
> On Mon, Oct 28, 2013 at 4:43 AM, Max Filippov <jcmvb...@gmail.com> wrote:
>> This fixes qemu abort with the following message:
>>
>> include/qemu/int128.h:22: int128_get64: Assertion `!a.hi' failed.
>>
>> which happens due to attempt to invalidate breakpoint by virtual address
>> for which get_phys_page_debug couldn't find mapping.
>>
>> For more details see
>> http://lists.nongnu.org/archive/html/qemu-devel/2013-09/msg04582.html
>
> Ping^2?
Reviewed-by: Paolo Bonzini <pbonz...@redhat.com>
>> Cc: qemu-sta...@nongnu.org
>> Signed-off-by: Max Filippov <jcmvb...@gmail.com>
>> ---
>> exec.c | 6 ++++--
>> 1 file changed, 4 insertions(+), 2 deletions(-)
>>
>> diff --git a/exec.c b/exec.c
>> index 2e31ffc..9150430 100644
>> --- a/exec.c
>> +++ b/exec.c
>> @@ -409,8 +409,10 @@ static void breakpoint_invalidate(CPUState *cpu,
>> target_ulong pc)
>> #else
>> static void breakpoint_invalidate(CPUState *cpu, target_ulong pc)
>> {
>> - tb_invalidate_phys_addr(cpu_get_phys_page_debug(cpu, pc) |
>> - (pc & ~TARGET_PAGE_MASK));
>> + hwaddr phys = cpu_get_phys_page_debug(cpu, pc);
>> + if (phys != -1) {
>> + tb_invalidate_phys_addr(phys | (pc & ~TARGET_PAGE_MASK));
>> + }
>> }
>> #endif
>> #endif /* TARGET_HAS_ICE */
>> --
>> 1.8.1.4
>>
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>
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