On 10/08/15 12:39, Wei Liu wrote:
> On Mon, Aug 10, 2015 at 10:57:48AM +0100, Julien Grall wrote:
>> while (size > 0) {
>> BUG_ON(offset >= PAGE_SIZE);
>>
>> bytes = PAGE_SIZE - offset;
>> if (bytes > size)
>> bytes = s
On Mon, Aug 10, 2015 at 10:57:48AM +0100, Julien Grall wrote:
[...]
>
> >>+ info.page = page;
> >>+ gnttab_foreach_grant_in_range(page, offset, bytes,
> >>+ xenvif_gop_frag_copy_grant,
> >>+ &info);
Hi Wei,
On 08/08/2015 15:55, Wei Liu wrote:
struct xenvif_rx_meta {
int id;
@@ -80,16 +81,18 @@ struct xenvif_rx_meta {
/* Discriminate from any valid pending_idx value. */
#define INVALID_PENDING_IDX 0x
-#define MAX_BUFFER_OFFSET PAGE_SIZE
+#define MAX_BUFFER_OFFSET XEN_PAGE_
On Fri, Aug 07, 2015 at 05:46:57PM +0100, Julien Grall wrote:
> The PV network protocol is using 4KB page granularity. The goal of this
> patch is to allow a Linux using 64KB page granularity working as a
> network backend on a non-modified Xen.
>
> It's only necessary to adapt the ring size and b
The PV network protocol is using 4KB page granularity. The goal of this
patch is to allow a Linux using 64KB page granularity working as a
network backend on a non-modified Xen.
It's only necessary to adapt the ring size and break skb data in small
chunk of 4KB. The rest of the code is relying on
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