Date: Mon, 15 Apr 2019 14:56:59 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r346231 - stable/12/sys/dev/nvme Message-ID: <201904151456.x3FEuxV0089686@repo.freebsd.org>
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Author: mav Date: Mon Apr 15 14:56:59 2019 New Revision: 346231 URL: https://svnweb.freebsd.org/changeset/base/346231 Log: MFC r340412 (by imp): Use atomic_load_acq_int() here too to poll done, ala r328521 Modified: stable/12/sys/dev/nvme/nvme_ns.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/dev/nvme/nvme_ns.c ============================================================================== --- stable/12/sys/dev/nvme/nvme_ns.c Mon Apr 15 14:54:48 2019 (r346230) +++ stable/12/sys/dev/nvme/nvme_ns.c Mon Apr 15 14:56:59 2019 (r346231) @@ -533,11 +533,11 @@ nvme_ns_construct(struct nvme_namespace *ns, uint32_t if (!mtx_initialized(&ns->lock)) mtx_init(&ns->lock, "nvme ns lock", NULL, MTX_DEF); - status.done = FALSE; + status.done = 0; nvme_ctrlr_cmd_identify_namespace(ctrlr, id, &ns->data, nvme_completion_poll_cb, &status); - while (status.done == FALSE) - DELAY(5); + while (!atomic_load_acq_int(&status.done)) + pause("nvme", 1); if (nvme_completion_is_error(&status.cpl)) { nvme_printf(ctrlr, "nvme_identify_namespace failed\n"); return (ENXIO);
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