56 lines
1.5 KiB
Diff
56 lines
1.5 KiB
Diff
From 86162fca6435c4b5d98356f63ae32519fe485f02 Mon Sep 17 00:00:00 2001
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From: suweifeng <suweifeng1@huawei.com>
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Date: Mon, 17 May 2021 16:05:40 +0800
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Subject: [PATCH 24/27] Add CUSE switch for nvme ctrlr
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Signed-off-by: suweifeng <suweifeng1@huawei.com>
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---
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module/bdev/nvme/bdev_nvme.c | 17 +++++++++++++++++
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1 file changed, 17 insertions(+)
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diff --git a/module/bdev/nvme/bdev_nvme.c b/module/bdev/nvme/bdev_nvme.c
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index d291646..4f88e4e 100644
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--- a/module/bdev/nvme/bdev_nvme.c
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+++ b/module/bdev/nvme/bdev_nvme.c
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@@ -137,6 +137,9 @@ static struct spdk_thread *g_bdev_nvme_init_thread;
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static struct spdk_poller *g_hotplug_poller;
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static struct spdk_poller *g_hotplug_probe_poller;
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static struct spdk_nvme_probe_ctx *g_hotplug_probe_ctx;
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+#ifdef SPDK_CONFIG_APP_RW
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+bool g_useCUSE = false;
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+#endif
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static void nvme_ctrlr_populate_namespaces(struct nvme_bdev_ctrlr *nvme_bdev_ctrlr,
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struct nvme_async_probe_ctx *ctx);
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@@ -1694,6 +1697,12 @@ attach_cb(void *cb_ctx, const struct spdk_nvme_transport_id *trid,
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}
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nvme_ctrlr_populate_namespaces(nvme_bdev_ctrlr, NULL);
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+#ifdef SPDK_CONFIG_APP_RW
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+ /* register CUSE */
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+ if (g_useCUSE) {
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+ spdk_nvme_cuse_register(ctrlr);
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+ }
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+#endif
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free(name);
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}
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@@ -1720,6 +1729,14 @@ remove_cb(void *cb_ctx, struct spdk_nvme_ctrlr *ctrlr)
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return;
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}
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nvme_bdev_ctrlr->destruct = true;
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+
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+#ifdef SPDK_CONFIG_APP_RW
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+ /* remove CUSE */
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+ if (g_useCUSE) {
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+ spdk_nvme_cuse_unregister(ctrlr);
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+ }
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+#endif
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+
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pthread_mutex_unlock(&g_bdev_nvme_mutex);
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_nvme_bdev_ctrlr_destruct(nvme_bdev_ctrlr);
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}
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--
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2.33.0
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