4 Sep
2018
4 Sep
'18
7:13 p.m.
On Tue, Sep 04, 2018 at 11:16:58AM -0700, Joe Jin wrote:
xen_swiotlb_{alloc,free}_coherent() actually allocate/free size by order but used the required size to check if address is physical contiguous, if first pages are physical contiguous also passed range_straddles_page_boundary() check, but others were not it will lead kernel panic.
Signed-off-by: Joe Jin joe.jin@oracle.com Cc: Konrad Rzeszutek Wilk konrad.wilk@oracle.com
drivers/xen/swiotlb-xen.c | 6 ++++++ 1 file changed, 6 insertions(+)
<formletter>
This is not the correct way to submit patches for inclusion in the stable kernel tree. Please read: https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html for how to do this properly.
</formletter>