Fix 64-bit build.

Signed-off-by: Keir Fraser <keir@xensource.com>

diff --git a/tools/blktap/drivers/tapdisk.c b/tools/blktap/drivers/tapdisk.c
index 4c495d440f14067657fbb9b0fffe1dbbd00e0395..6215770d97910f12482e0c9fa817885ca718bac8 100644 (file)
--- a/tools/blktap/drivers/tapdisk.c
+++ b/tools/blktap/drivers/tapdisk.c
@@ -508,7 +508,7 @@ int send_responses(struct disk_driver *dd, int res,
        int responses_queued = 0;
        struct td_state *s = dd->td_state;
        blkif_t *blkif = s->blkif;
-       int sidx = (int)private, secs_done = nr_secs;
+       int sidx = (int)(long)private, secs_done = nr_secs;
 
        if ( (idx > MAX_REQUESTS-1) )
        {
@@ -580,7 +580,7 @@ int do_cow_read(struct disk_driver *dd, blkif_request_t *req,
        /* reissue request to backing file */
        ret = parent->drv->td_queue_read(parent, sector, nr_secs,
                                         page, send_responses, 
-                                        req->id, (void *)sidx);
+                                        req->id, (void *)(long)sidx);
        if (ret > 0)
                parent->early += ret;
 
@@ -668,7 +668,7 @@ static void get_io_request(struct td_state *s)
                                ret = drv->td_queue_write(dd, sector_nr,
                                                          nsects, page, 
                                                          send_responses,
-                                                         idx, (void *)i);
+                                                         idx, (void *)(long)i);
                                if (ret > 0) dd->early += ret;
                                else if (ret == -EBUSY) {
                                        /* put req back on queue */
@@ -682,7 +682,7 @@ static void get_io_request(struct td_state *s)
                                ret = drv->td_queue_read(dd, sector_nr,
                                                         nsects, page, 
                                                         send_responses,
-                                                        idx, (void *)i);
+                                                        idx, (void *)(long)i);
                                if (ret > 0) dd->early += ret;
                                else if (ret == -EBUSY) {
                                        /* put req back on queue */