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Count deferred requests as full miss

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Otherwise, it may increase the number of hits, while the overall performance
has not been improved. This way, the hit rate is more correlated with
the performance changes.

Signed-off-by: Michael Lyulko <michael.lyulko@huawei.com>
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@huawei.com>
This commit is contained in:
Michael Lyulko
2022-05-26 16:32:33 +03:00
committed by Michal Mielewczyk
parent 35bf43b2e5
commit 470204ac70
3 changed files with 13 additions and 1 deletions
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8
src/utils/utils_alock.c
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@@ -1,5 +1,6 @@
/*
* Copyright(c) 2012-2022 Intel Corporation
* Copyright(c) 2024 Huawei Technologies
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -693,6 +694,11 @@ void ocf_alock_waitlist_remove_entry(struct ocf_alock *alock,
ocf_alock_waitlist_unlock(alock, entry, flags);
}
static inline void update_deferred_flag(struct ocf_request *req, int lock)
{
req->is_deferred = (lock == OCF_LOCK_NOT_ACQUIRED);
}
int ocf_alock_lock_rd(struct ocf_alock *alock,
struct ocf_request *req, ocf_req_async_lock_cb cmpl)
{
@@ -730,6 +736,7 @@ int ocf_alock_lock_rd(struct ocf_alock *alock,
env_mutex_unlock(&alock->lock);
}
update_deferred_flag(req, lock);
return lock;
}
@@ -769,6 +776,7 @@ int ocf_alock_lock_wr(struct ocf_alock *alock,
env_mutex_unlock(&alock->lock);
}
update_deferred_flag(req, lock);
return lock;
}