numam-spdk/lib/ftl/ftl_reloc.h
Wojciech Malikowski 1a91a68fae lib/ftl: Return SPDK_POLLER_BUSY flag only when writes were submitted
FTL core poller should return SPDK_POLLER_BUSY flag only
when some writes operations were processed.

Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Change-Id: I50e2b536fbec819887148cc045d76c5c5d78beb2
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/3619
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
2020-08-11 09:49:51 +00:00

54 lines
2.3 KiB
C

/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef FTL_RELOC_H
#define FTL_RELOC_H
#include "spdk/stdinc.h"
#include "spdk/ftl.h"
struct ftl_reloc;
struct ftl_band;
struct ftl_reloc *ftl_reloc_init(struct spdk_ftl_dev *dev);
void ftl_reloc_free(struct ftl_reloc *reloc);
void ftl_reloc_add(struct ftl_reloc *reloc, struct ftl_band *band,
size_t offset, size_t num_blocks, int prio, bool is_defrag);
bool ftl_reloc(struct ftl_reloc *reloc);
void ftl_reloc_halt(struct ftl_reloc *reloc);
void ftl_reloc_resume(struct ftl_reloc *reloc);
bool ftl_reloc_is_halted(const struct ftl_reloc *reloc);
bool ftl_reloc_is_defrag_active(const struct ftl_reloc *reloc);
#endif /* FTL_RELOC_H */