Date: Sat, 2 Apr 2016 08:24:23 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r297505 - in vendor/illumos/dist/lib/libzpool/common: . sys Message-ID: <201604020824.u328ONL7005837@repo.freebsd.org>
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Author: mav Date: Sat Apr 2 08:24:23 2016 New Revision: 297505 URL: https://svnweb.freebsd.org/changeset/base/297505 Log: 6739 userland version of cv_timedwait_hires() always assumes absolute time Reviewed by: Paul Dagnelie <pcd@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: Dan McDonald <danmcd@omniti.com> Reviewed by: Robert Mustacchi <rm@joyent.com> Approved by: Robert Mustacchi <rm@joyent.com> Author: George Wilson <george.wilson@delphix.com> illumos/illumos-gate@41c6413cb54bf338d7a59ed789ec2e0e44c35e6f Modified: vendor/illumos/dist/lib/libzpool/common/kernel.c vendor/illumos/dist/lib/libzpool/common/sys/zfs_context.h Modified: vendor/illumos/dist/lib/libzpool/common/kernel.c ============================================================================== --- vendor/illumos/dist/lib/libzpool/common/kernel.c Sat Apr 2 08:19:41 2016 (r297504) +++ vendor/illumos/dist/lib/libzpool/common/kernel.c Sat Apr 2 08:24:23 2016 (r297505) @@ -343,10 +343,13 @@ cv_timedwait_hires(kcondvar_t *cv, kmute timestruc_t ts; hrtime_t delta; - ASSERT(flag == 0); + ASSERT(flag == 0 || flag == CALLOUT_FLAG_ABSOLUTE); top: - delta = tim - gethrtime(); + delta = tim; + if (flag & CALLOUT_FLAG_ABSOLUTE) + delta -= gethrtime(); + if (delta <= 0) return (-1); Modified: vendor/illumos/dist/lib/libzpool/common/sys/zfs_context.h ============================================================================== --- vendor/illumos/dist/lib/libzpool/common/sys/zfs_context.h Sat Apr 2 08:19:41 2016 (r297504) +++ vendor/illumos/dist/lib/libzpool/common/sys/zfs_context.h Sat Apr 2 08:24:23 2016 (r297505) @@ -21,7 +21,7 @@ /* * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright 2011 Nexenta Systems, Inc. All rights reserved. - * Copyright (c) 2012, 2014 by Delphix. All rights reserved. + * Copyright (c) 2012, 2015 by Delphix. All rights reserved. * Copyright (c) 2012, Joyent, Inc. All rights reserved. */ @@ -277,6 +277,7 @@ extern gid_t *crgetgroups(cred_t *cr); typedef cond_t kcondvar_t; #define CV_DEFAULT USYNC_THREAD +#define CALLOUT_FLAG_ABSOLUTE 0x2 extern void cv_init(kcondvar_t *cv, char *name, int type, void *arg); extern void cv_destroy(kcondvar_t *cv);
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