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A utility to continue pipeline on zero refcnt

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Signed-off-by: Roel Apfelbaum <roel.apfelbaum@huawei.com>
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@huawei.com>
This commit is contained in:
Roel Apfelbaum 2024-03-05 12:36:08 -05:00 committed by Michal Mielewczyk
parent 7685b70810
commit b02481cf74
4 changed files with 31 additions and 40 deletions
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41
src/mngt/ocf_mngt_cache.c
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@ -2145,22 +2145,14 @@ struct ocf_mngt_cache_unplug_context {
int cache_write_error;
};
static void ocf_mngt_cache_stop_wait_metadata_io_finish(void *priv)
{
struct ocf_mngt_cache_unplug_context *context = priv;
ocf_pipeline_next(context->pipeline);
}
static void ocf_mngt_cache_stop_wait_metadata_io(ocf_pipeline_t pipeline,
void *priv, ocf_pipeline_arg_t arg)
{
struct ocf_mngt_cache_unplug_context *context = priv;
ocf_cache_t cache = context->cache;
struct env_refcnt *refcnt = &context->cache->refcnt.metadata;
env_refcnt_freeze(&cache->refcnt.metadata);
env_refcnt_register_zero_cb(&cache->refcnt.metadata,
ocf_mngt_cache_stop_wait_metadata_io_finish, context);
env_refcnt_freeze(refcnt);
ocf_mngt_continue_pipeline_on_zero_refcnt(refcnt, context->pipeline);
}
static void ocf_mngt_cache_stop_check_dirty(ocf_pipeline_t pipeline,
@ -2566,22 +2558,14 @@ struct ocf_cache_standby_detach_context {
void *priv;
};
static void _ocf_mngt_standby_detach_wait_metadata_io_finish(void *priv)
{
struct ocf_cache_standby_detach_context *context = priv;
ocf_pipeline_next(context->pipeline);
}
static void _ocf_mngt_standby_detach_wait_metadata_io(ocf_pipeline_t pipeline,
void *priv, ocf_pipeline_arg_t arg)
{
struct ocf_cache_standby_detach_context *context = priv;
ocf_cache_t cache = context->cache;
struct env_refcnt *refcnt = &context->cache->refcnt.metadata;
env_refcnt_freeze(&cache->refcnt.metadata);
env_refcnt_register_zero_cb(&cache->refcnt.metadata,
_ocf_mngt_standby_detach_wait_metadata_io_finish, context);
env_refcnt_freeze(refcnt);
ocf_mngt_continue_pipeline_on_zero_refcnt(refcnt, context->pipeline);
}
static void _ocf_mngt_activate_set_cache_device(ocf_pipeline_t pipeline,
@ -3812,21 +3796,14 @@ static void ocf_mngt_cache_detach_flush(ocf_pipeline_t pipeline,
ocf_mngt_cache_flush(cache, ocf_mngt_cache_detach_flush_cmpl, context);
}
static void ocf_mngt_cache_detach_stop_cache_io_finish(void *priv)
{
struct ocf_mngt_cache_unplug_context *context = priv;
ocf_pipeline_next(context->pipeline);
}
static void ocf_mngt_cache_detach_stop_cache_io(ocf_pipeline_t pipeline,
void *priv, ocf_pipeline_arg_t arg)
{
struct ocf_mngt_cache_unplug_context *context = priv;
ocf_cache_t cache = context->cache;
struct env_refcnt *refcnt = &context->cache->refcnt.metadata;
env_refcnt_freeze(&cache->refcnt.metadata);
env_refcnt_register_zero_cb(&cache->refcnt.metadata,
ocf_mngt_cache_detach_stop_cache_io_finish, context);
env_refcnt_freeze(refcnt);
ocf_mngt_continue_pipeline_on_zero_refcnt(refcnt, context->pipeline);
}
static void ocf_mngt_cache_detach_stop_cleaner_io_finish(void *priv)

13
src/mngt/ocf_mngt_common.c
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@ -515,3 +515,16 @@ int ocf_mngt_cache_visit_reverse(ocf_ctx_t ocf_ctx,
return result;
}
static void _ocf_mngt_continue_pipeline_on_zero_refcnt_cb(void *priv)
{
ocf_pipeline_next((ocf_pipeline_t)priv);
}
void ocf_mngt_continue_pipeline_on_zero_refcnt(struct env_refcnt *refcnt,
ocf_pipeline_t pipeline)
{
env_refcnt_register_zero_cb(refcnt,
_ocf_mngt_continue_pipeline_on_zero_refcnt_cb,
pipeline);
}

7
src/mngt/ocf_mngt_common.h
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@ -1,5 +1,6 @@
/*
* Copyright(c) 2012-2021 Intel Corporation
* Copyright(c) 2025 Huawei Technologies
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -7,6 +8,9 @@
#ifndef __OCF_MNGT_COMMON_H__
#define __OCF_MNGT_COMMON_H__
#include "ocf_env_refcnt.h"
#include "../utils/utils_pipeline.h"
void cache_mngt_core_deinit(ocf_core_t core);
void cache_mngt_core_remove_from_meta(ocf_core_t core);
@ -33,4 +37,7 @@ bool ocf_mngt_cache_is_locked(ocf_cache_t cache);
void __set_cleaning_policy(ocf_cache_t cache,
ocf_cleaning_t new_cleaning_policy);
void ocf_mngt_continue_pipeline_on_zero_refcnt(struct env_refcnt *refcnt,
ocf_pipeline_t pipeline);
#endif /* __OCF_MNGT_COMMON_H__ */

10
src/mngt/ocf_mngt_flush.c
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@ -82,12 +82,6 @@ struct ocf_mngt_cache_flush_context
struct flush_containers_context fcs;
};
static void _ocf_mngt_begin_flush_complete(void *priv)
{
struct ocf_mngt_cache_flush_context *context = priv;
ocf_pipeline_next(context->pipeline);
}
static void _ocf_mngt_begin_flush(ocf_pipeline_t pipeline, void *priv,
ocf_pipeline_arg_t arg)
{
@ -105,8 +99,8 @@ static void _ocf_mngt_begin_flush(ocf_pipeline_t pipeline, void *priv,
env_refcnt_freeze(&cache->refcnt.dirty);
context->flags.freeze = true;
env_refcnt_register_zero_cb(&cache->refcnt.dirty,
_ocf_mngt_begin_flush_complete, context);
ocf_mngt_continue_pipeline_on_zero_refcnt(&cache->refcnt.dirty,
context->pipeline);
}
bool ocf_mngt_core_is_dirty(ocf_core_t core)