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nvmf/vfio-user: correct vfu_run_ctx() handling

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When vfu_run_ctx() returns EBUSY, due to an ongoing quiesce, we did no
work, so should return SPDK_POLLER_IDLE.

Signed-off-by: John Levon <john.levon@nutanix.com>
Change-Id: I5953ab652f0adf22df81c94c4bece507833cece4
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/11810
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Reviewed-by: Thanos Makatos <thanos.makatos@nutanix.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
This commit is contained in:
John Levon 2022-03-04 10:27:51 +00:00 committed by Changpeng Liu
parent a576bccca9
commit 84257185a4
1 changed files with 1 additions and 1 deletions
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2
lib/nvmf/vfio_user.c
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@ -3685,7 +3685,7 @@ vfio_user_poll_vfu_ctx(void *ctx)
ret = vfu_run_ctx(ctrlr->endpoint->vfu_ctx);
if (spdk_unlikely(ret == -1)) {
if (errno == EBUSY) {
return SPDK_POLLER_BUSY;
return SPDK_POLLER_IDLE;
}
spdk_poller_unregister(&ctrlr->vfu_ctx_poller);