block/write-threshold: drop extra APIs

bdrv_write_threshold_exceeded() is unused.

bdrv_write_threshold_is_set() is used only to double check the value of
bs->write_threshold_offset in tests. No real sense in it (both tests do
check real value with help of bdrv_write_threshold_get())

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210506090621.11848-5-vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
[mreitz: Adjusted commit message as per Eric's suggestion]
Signed-off-by: Max Reitz <mreitz@redhat.com>

1 files changed, 0 insertions, 24 deletions

diff --git a/include/block/write-threshold.h b/include/block/write-threshold.h
index 848a5dde85..a03ee1cacd 100644
--- a/include/block/write-threshold.h
+++ b/include/block/write-threshold.h
@@ -36,30 +36,6 @@ void bdrv_write_threshold_set(BlockDriverState *bs, uint64_t threshold_bytes);
 uint64_t bdrv_write_threshold_get(const BlockDriverState *bs);
 
 /*
- * bdrv_write_threshold_is_set
- *
- * Tell if a write threshold is set for a given BDS.
- */
-bool bdrv_write_threshold_is_set(const BlockDriverState *bs);
-
-/*
- * bdrv_write_threshold_exceeded
- *
- * Return the extent of a write request that exceeded the threshold,
- * or zero if the request is below the threshold.
- * Return zero also if the threshold was not set.
- *
- * NOTE: here we assume the following holds for each request this code
- * deals with:
- *
- * assert((req->offset + req->bytes) <= UINT64_MAX)
- *
- * Please not there is *not* an actual C assert().
- */
-uint64_t bdrv_write_threshold_exceeded(const BlockDriverState *bs,
-                                       const BdrvTrackedRequest *req);
-
-/*
  * bdrv_write_threshold_check_write
  *
  * Check whether the specified request exceeds the write threshold.