From 3b7ca26bdf1eb1f9703048831d442adbb103069b Mon Sep 17 00:00:00 2001 From: Vladimir Sementsov-Ogievskiy Date: Thu, 3 Mar 2022 20:43:42 +0100 Subject: block/reqlist: add reqlist_wait_all() Add function to wait for all intersecting requests. To be used in the further commit. Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Nikita Lapshin Reviewed-by: Hanna Reitz Message-Id: <20220303194349.2304213-10-vsementsov@virtuozzo.com> Signed-off-by: Hanna Reitz --- block/reqlist.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'block') diff --git a/block/reqlist.c b/block/reqlist.c index 09fecbd48c..08cb57cfa4 100644 --- a/block/reqlist.c +++ b/block/reqlist.c @@ -58,6 +58,14 @@ bool coroutine_fn reqlist_wait_one(BlockReqList *reqs, int64_t offset, return true; } +void coroutine_fn reqlist_wait_all(BlockReqList *reqs, int64_t offset, + int64_t bytes, CoMutex *lock) +{ + while (reqlist_wait_one(reqs, offset, bytes, lock)) { + /* continue */ + } +} + void coroutine_fn reqlist_shrink_req(BlockReq *req, int64_t new_bytes) { if (new_bytes == req->bytes) { -- cgit v1.2.3