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bdev/nvme: use spdk_nvme_ctrlr_prepare_for_reset()

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When preparing for a reset, use this new call to tell
the driver to avoid sending DELETE_CQ/SQ commands to a
PCIe controller when they aren't needed.

Fixes issue #2073.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I9ebb7d5c3f7cbb1c3192f162f32edbbea41acde1
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/9250
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Matt Dumm <matt.dumm@hpe.com>
Reviewed-by: Michael Haeuptle <michaelhaeuptle@gmail.com>
This commit is contained in:
Jim Harris 2021-08-20 08:12:39 -07:00 committed by Tomasz Zawadzki
parent 3cb9bc2593
commit 6e5d6032a0
2 changed files with 2 additions and 0 deletions
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1
module/bdev/nvme/bdev_nvme.c
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@ -622,6 +622,7 @@ bdev_nvme_reset(struct nvme_ctrlr *nvme_ctrlr)
nvme_ctrlr->resetting = true;
pthread_mutex_unlock(&nvme_ctrlr->mutex);
spdk_nvme_ctrlr_prepare_for_reset(nvme_ctrlr->ctrlr);
/* First, delete all NVMe I/O queue pairs. */
spdk_for_each_channel(nvme_ctrlr,

1
test/unit/lib/bdev/nvme/bdev_nvme.c/bdev_nvme_ut.c
View File

@ -211,6 +211,7 @@ DEFINE_STUB(spdk_accel_submit_crc32cv, int, (struct spdk_io_channel *ch, uint32_
struct iovec *iov,
uint32_t iov_cnt, uint32_t seed, spdk_accel_completion_cb cb_fn, void *cb_arg), 0);
DEFINE_STUB_V(spdk_nvme_ctrlr_prepare_for_reset, (struct spdk_nvme_ctrlr *ctrlr));
struct ut_nvme_req {
uint16_t opc;