On Thu, Jan 28, 2021 at 05:27:25PM +, Robin Murphy wrote:
> On 2021-01-28 00:38, Jianxiong Gao wrote:
>> Some devices rely on the address offset in a page to function
>> correctly (NVMe driver as an example). These devices may use
>> a different page size than the Linux kernel. The address offs
On 2021-01-28 00:38, Jianxiong Gao wrote:
Some devices rely on the address offset in a page to function
correctly (NVMe driver as an example). These devices may use
a different page size than the Linux kernel. The address offset
has to be preserved upon mapping, and in order to do so, we
need to
Some devices rely on the address offset in a page to function
correctly (NVMe driver as an example). These devices may use
a different page size than the Linux kernel. The address offset
has to be preserved upon mapping, and in order to do so, we
need to record the page_offset_mask first.
Signed-o
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