qdev-properties-system.c: Allow vlan or netdev for -device, not both

[qemu.git] / block / qed.c

diff --git a/block/qed.c b/block/qed.c
index 4651403fef40f7a968ab5e1248d9c637e20fb492..6c0cba04f3f43826ba463a10864335b0abd89d3b 100644 (file)
--- a/block/qed.c
+++ b/block/qed.c
@@ -353,10 +353,10 @@ static void qed_start_need_check_timer(BDRVQEDState *s)
 {
     trace_qed_start_need_check_timer(s);
 
-    /* Use vm_clock so we don't alter the image file while suspended for
+    /* Use QEMU_CLOCK_VIRTUAL so we don't alter the image file while suspended for
      * migration.
      */
-    qemu_mod_timer(s->need_check_timer, qemu_get_clock_ns(vm_clock) +
+    timer_mod(s->need_check_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
                    get_ticks_per_sec() * QED_NEED_CHECK_TIMEOUT);
 }
 
@@ -364,7 +364,7 @@ static void qed_start_need_check_timer(BDRVQEDState *s)
 static void qed_cancel_need_check_timer(BDRVQEDState *s)
 {
     trace_qed_cancel_need_check_timer(s);
-    qemu_del_timer(s->need_check_timer);
+    timer_del(s->need_check_timer);
 }
 
 static void bdrv_qed_rebind(BlockDriverState *bs)
@@ -373,7 +373,8 @@ static void bdrv_qed_rebind(BlockDriverState *bs)
     s->bs = bs;
 }
 
-static int bdrv_qed_open(BlockDriverState *bs, QDict *options, int flags)
+static int bdrv_qed_open(BlockDriverState *bs, QDict *options, int flags,
+                         Error **errp)
 {
     BDRVQEDState *s = bs->opaque;
     QEDHeader le_header;
@@ -494,7 +495,7 @@ static int bdrv_qed_open(BlockDriverState *bs, QDict *options, int flags)
         }
     }
 
-    s->need_check_timer = qemu_new_timer_ns(vm_clock,
+    s->need_check_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
                                             qed_need_check_timer_cb, s);
 
 out:
@@ -518,7 +519,7 @@ static void bdrv_qed_close(BlockDriverState *bs)
     BDRVQEDState *s = bs->opaque;
 
     qed_cancel_need_check_timer(s);
-    qemu_free_timer(s->need_check_timer);
+    timer_free(s->need_check_timer);
 
     /* Ensure writes reach stable storage */
     bdrv_flush(bs->file);
@@ -550,16 +551,22 @@ static int qed_create(const char *filename, uint32_t cluster_size,
     QEDHeader le_header;
     uint8_t *l1_table = NULL;
     size_t l1_size = header.cluster_size * header.table_size;
+    Error *local_err = NULL;
     int ret = 0;
     BlockDriverState *bs = NULL;
 
-    ret = bdrv_create_file(filename, NULL);
+    ret = bdrv_create_file(filename, NULL, &local_err);
     if (ret < 0) {
+        qerror_report_err(local_err);
+        error_free(local_err);
         return ret;
     }
 
-    ret = bdrv_file_open(&bs, filename, NULL, BDRV_O_RDWR | BDRV_O_CACHE_WB);
+    ret = bdrv_file_open(&bs, filename, NULL, BDRV_O_RDWR | BDRV_O_CACHE_WB,
+                         &local_err);
     if (ret < 0) {
+        qerror_report_err(local_err);
+        error_free(local_err);
         return ret;
     }
 
@@ -599,11 +606,12 @@ static int qed_create(const char *filename, uint32_t cluster_size,
     ret = 0; /* success */
 out:
     g_free(l1_table);
-    bdrv_delete(bs);
+    bdrv_unref(bs);
     return ret;
 }
 
-static int bdrv_qed_create(const char *filename, QEMUOptionParameter *options)
+static int bdrv_qed_create(const char *filename, QEMUOptionParameter *options,
+                           Error **errp)
 {
     uint64_t image_size = 0;
     uint32_t cluster_size = QED_DEFAULT_CLUSTER_SIZE;
@@ -652,45 +660,66 @@ static int bdrv_qed_create(const char *filename, QEMUOptionParameter *options)
 }
 
 typedef struct {
+    BlockDriverState *bs;
     Coroutine *co;
-    int is_allocated;
+    uint64_t pos;
+    int64_t status;
     int *pnum;
 } QEDIsAllocatedCB;
 
 static void qed_is_allocated_cb(void *opaque, int ret, uint64_t offset, size_t len)
 {
     QEDIsAllocatedCB *cb = opaque;
+    BDRVQEDState *s = cb->bs->opaque;
     *cb->pnum = len / BDRV_SECTOR_SIZE;
-    cb->is_allocated = (ret == QED_CLUSTER_FOUND || ret == QED_CLUSTER_ZERO);
+    switch (ret) {
+    case QED_CLUSTER_FOUND:
+        offset |= qed_offset_into_cluster(s, cb->pos);
+        cb->status = BDRV_BLOCK_DATA | BDRV_BLOCK_OFFSET_VALID | offset;
+        break;
+    case QED_CLUSTER_ZERO:
+        cb->status = BDRV_BLOCK_ZERO;
+        break;
+    case QED_CLUSTER_L2:
+    case QED_CLUSTER_L1:
+        cb->status = 0;
+        break;
+    default:
+        assert(ret < 0);
+        cb->status = ret;
+        break;
+    }
+
     if (cb->co) {
         qemu_coroutine_enter(cb->co, NULL);
     }
 }
 
-static int coroutine_fn bdrv_qed_co_is_allocated(BlockDriverState *bs,
+static int64_t coroutine_fn bdrv_qed_co_get_block_status(BlockDriverState *bs,
                                                  int64_t sector_num,
                                                  int nb_sectors, int *pnum)
 {
     BDRVQEDState *s = bs->opaque;
-    uint64_t pos = (uint64_t)sector_num * BDRV_SECTOR_SIZE;
     size_t len = (size_t)nb_sectors * BDRV_SECTOR_SIZE;
     QEDIsAllocatedCB cb = {
-        .is_allocated = -1,
+        .bs = bs,
+        .pos = (uint64_t)sector_num * BDRV_SECTOR_SIZE,
+        .status = BDRV_BLOCK_OFFSET_MASK,
         .pnum = pnum,
     };
     QEDRequest request = { .l2_table = NULL };
 
-    qed_find_cluster(s, &request, pos, len, qed_is_allocated_cb, &cb);
+    qed_find_cluster(s, &request, cb.pos, len, qed_is_allocated_cb, &cb);
 
     /* Now sleep if the callback wasn't invoked immediately */
-    while (cb.is_allocated == -1) {
+    while (cb.status == BDRV_BLOCK_OFFSET_MASK) {
         cb.co = qemu_coroutine_self();
         qemu_coroutine_yield();
     }
 
     qed_unref_l2_cache_entry(request.l2_table);
 
-    return cb.is_allocated;
+    return cb.status;
 }
 
 static int bdrv_qed_make_empty(BlockDriverState *bs)
@@ -1526,7 +1555,7 @@ static void bdrv_qed_invalidate_cache(BlockDriverState *bs)
 
     bdrv_qed_close(bs);
     memset(s, 0, sizeof(BDRVQEDState));
-    bdrv_qed_open(bs, NULL, bs->open_flags);
+    bdrv_qed_open(bs, NULL, bs->open_flags, NULL);
 }
 
 static int bdrv_qed_check(BlockDriverState *bs, BdrvCheckResult *result,
@@ -1574,7 +1603,8 @@ static BlockDriver bdrv_qed = {
     .bdrv_close               = bdrv_qed_close,
     .bdrv_reopen_prepare      = bdrv_qed_reopen_prepare,
     .bdrv_create              = bdrv_qed_create,
-    .bdrv_co_is_allocated     = bdrv_qed_co_is_allocated,
+    .bdrv_has_zero_init       = bdrv_has_zero_init_1,
+    .bdrv_co_get_block_status = bdrv_qed_co_get_block_status,
     .bdrv_make_empty          = bdrv_qed_make_empty,
     .bdrv_aio_readv           = bdrv_qed_aio_readv,
     .bdrv_aio_writev          = bdrv_qed_aio_writev,