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authorManos Pitsidianakis <el13635@mail.ntua.gr>2017-08-25 16:20:23 +0300
committerKevin Wolf <kwolf@redhat.com>2017-09-05 16:47:51 +0200
commit022cdc9f407434ad6eb7ace80362a1218a009bcc (patch)
tree180813ec32e29f145a12150d44af68971b440b3a /block/qapi.c
parent64182a6b8bc78a4a11902fc0c019b2092e9a9d28 (diff)
downloadqemu-022cdc9f407434ad6eb7ace80362a1218a009bcc.tar.gz
block: move ThrottleGroup membership to ThrottleGroupMember
This commit eliminates the 1:1 relationship between BlockBackend and throttle group state. Users will be able to create multiple throttle nodes, each with its own throttle group state, in the future. The throttle group state cannot be per-BlockBackend anymore, it must be per-throttle node. This is done by gathering ThrottleGroup membership details from BlockBackendPublic into ThrottleGroupMember and refactoring existing code to use the structure. Reviewed-by: Alberto Garcia <berto@igalia.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Manos Pitsidianakis <el13635@mail.ntua.gr> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/qapi.c')
-rw-r--r--block/qapi.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/block/qapi.c b/block/qapi.c
index 5f1a71f5d2..7fa2437923 100644
--- a/block/qapi.c
+++ b/block/qapi.c
@@ -66,10 +66,11 @@ BlockDeviceInfo *bdrv_block_device_info(BlockBackend *blk,
info->detect_zeroes = bs->detect_zeroes;
- if (blk && blk_get_public(blk)->throttle_state) {
+ if (blk && blk_get_public(blk)->throttle_group_member.throttle_state) {
ThrottleConfig cfg;
+ BlockBackendPublic *blkp = blk_get_public(blk);
- throttle_group_get_config(blk, &cfg);
+ throttle_group_get_config(&blkp->throttle_group_member, &cfg);
info->bps = cfg.buckets[THROTTLE_BPS_TOTAL].avg;
info->bps_rd = cfg.buckets[THROTTLE_BPS_READ].avg;
@@ -117,7 +118,8 @@ BlockDeviceInfo *bdrv_block_device_info(BlockBackend *blk,
info->iops_size = cfg.op_size;
info->has_group = true;
- info->group = g_strdup(throttle_group_get_name(blk));
+ info->group =
+ g_strdup(throttle_group_get_name(&blkp->throttle_group_member));
}
info->write_threshold = bdrv_write_threshold_get(bs);