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sheepdog: pass vdi_id to sheep daemon for sd_close() 

Sheep daemon needs vdi_id to identify which vdi is closed to release resources
such as object cache.

Cc: MORITA Kazutaka <morita.kazutaka@lab.ntt.co.jp>
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Liu Yuan <tailai.ly@taobao.com>
Reviewed-by: MORITA Kazutaka <morita.kazutaka@lab.ntt.co.jp>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Liu Yuan 2013-01-29 17:14:16 +08:00 committed by Stefan Hajnoczi
parent 7f2039f611
commit 6f74c260b4
1 changed files with 3 additions and 2 deletions
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5
block/sheepdog.c
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@ -145,7 +145,7 @@ typedef struct SheepdogVdiReq {
uint32_t id;
uint32_t data_length;
uint64_t vdi_size;
uint32_t base_vdi_id;
uint32_t vdi_id;
uint32_t copies;
uint32_t snapid;
uint32_t pad[3];
@ -1201,7 +1201,7 @@ static int do_sd_create(char *filename, int64_t vdi_size,
memset(&hdr, 0, sizeof(hdr));
hdr.opcode = SD_OP_NEW_VDI;
hdr.base_vdi_id = base_vid;
hdr.vdi_id = base_vid;
wlen = SD_MAX_VDI_LEN;
@ -1384,6 +1384,7 @@ static void sd_close(BlockDriverState *bs)
memset(&hdr, 0, sizeof(hdr));
hdr.opcode = SD_OP_RELEASE_VDI;
hdr.vdi_id = s->inode.vdi_id;
wlen = strlen(s->name) + 1;
hdr.data_length = wlen;
hdr.flags = SD_FLAG_CMD_WRITE;