On 04/18/2013 03:37 PM, Stefan Hajnoczi wrote:
>> @@ -184,6 +186,8 @@ typedef struct SheepdogInode {
>> > uint32_t data_vdi_id[MAX_DATA_OBJS];
>> > } SheepdogInode;
>> >
>> > +static bool discard_supported = true;
> Normally state should be part of BDRVSheepdogState so that it does not
> af
On Thu, Apr 18, 2013 at 01:50:53PM +0800, Liu Yuan wrote:
> @@ -184,6 +186,8 @@ typedef struct SheepdogInode {
> uint32_t data_vdi_id[MAX_DATA_OBJS];
> } SheepdogInode;
>
> +static bool discard_supported = true;
Normally state should be part of BDRVSheepdogState so that it does not
affect
From: Liu Yuan
The 'TRIM' command from VM that is to release underlying data storage for
better thin-provision is already supported by the Sheepdog.
This patch adds the TRIM support at QEMU part.
For older Sheepdog that doesn't support it, we return 0(success) to upper layer.
Cc: MORITA Kazuta
