On Thu, Sep 15, 2016 at 04:29:43PM +0300, Alexander Shishkin wrote:
> The kernel_ip() filter is used mostly by the DS/LBR code to look at the
> branch addresses, but Intel PT also uses it to validate the address
> filter offsets for kernel addresses, for which it is not sufficient:
> supplying some
The kernel_ip() filter is used mostly by the DS/LBR code to look at the
branch addresses, but Intel PT also uses it to validate the address
filter offsets for kernel addresses, for which it is not sufficient:
supplying something in bits 64:48 that's not a sign extension of the lower
address bits (l
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