b431640409
Optimized for single thread utilization Signed-off-by: Kozlowski Mateusz <mateusz.kozlowski@intel.com> Signed-off-by: Artur Paszkiewicz <artur.paszkiewicz@intel.com> Change-Id: I56602a3d85e0cd47256c8f3e5d7a3f0ed4e38743 Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/13303 Community-CI: Mellanox Build Bot Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com>
66 lines
1.4 KiB
C
66 lines
1.4 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright (c) Intel Corporation.
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* All rights reserved.
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*/
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#include "spdk/likely.h"
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#include "spdk/stdinc.h"
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#include "spdk/nvme.h"
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#include "spdk/thread.h"
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#include "spdk/bdev_module.h"
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#include "spdk/string.h"
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#include "spdk/ftl.h"
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#include "spdk/crc32.h"
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#include "ftl_core.h"
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#include "ftl_debug.h"
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#include "ftl_internal.h"
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#include "mngt/ftl_mngt.h"
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#include "utils/ftl_mempool.h"
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static int
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ftl_shutdown_complete(struct spdk_ftl_dev *dev)
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{
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if (dev->num_inflight) {
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return 0;
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}
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return 1;
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}
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void
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spdk_ftl_dev_get_attrs(const struct spdk_ftl_dev *dev, struct spdk_ftl_attrs *attrs)
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{
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attrs->num_blocks = dev->num_lbas;
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attrs->block_size = FTL_BLOCK_SIZE;
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attrs->num_zones = ftl_get_num_zones(dev);
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attrs->zone_size = ftl_get_num_blocks_in_zone(dev);
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attrs->optimum_io_size = dev->xfer_size;
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}
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int
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ftl_core_poller(void *ctx)
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{
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struct spdk_ftl_dev *dev = ctx;
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uint64_t io_activity_total_old = dev->io_activity_total;
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if (dev->halt && ftl_shutdown_complete(dev)) {
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spdk_poller_unregister(&dev->core_poller);
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return SPDK_POLLER_IDLE;
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}
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if (io_activity_total_old != dev->io_activity_total) {
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return SPDK_POLLER_BUSY;
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}
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return SPDK_POLLER_IDLE;
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}
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struct spdk_io_channel *
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spdk_ftl_get_io_channel(struct spdk_ftl_dev *dev)
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{
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return spdk_get_io_channel(dev);
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}
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SPDK_LOG_REGISTER_COMPONENT(ftl_core)
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