Date: Thu, 11 Aug 2016 12:37:11 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r303958 - head/sys/amd64/amd64 Message-ID: <201608111237.u7BCbBcj089487@repo.freebsd.org>
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Author: kib Date: Thu Aug 11 12:37:11 2016 New Revision: 303958 URL: https://svnweb.freebsd.org/changeset/base/303958 Log: The pmap_delayed_invl_wait() function blocks on turnstile, it does not spin, in the committed version. Remove stray '*' in the text. Sponsored by: The FreeBSD Foundation. MFC after: 3 days Modified: head/sys/amd64/amd64/pmap.c Modified: head/sys/amd64/amd64/pmap.c ============================================================================== --- head/sys/amd64/amd64/pmap.c Thu Aug 11 10:41:19 2016 (r303957) +++ head/sys/amd64/amd64/pmap.c Thu Aug 11 12:37:11 2016 (r303958) @@ -561,9 +561,9 @@ pmap_delayed_invl_wait(vm_page_t m) * block to complete before proceeding. * * The function works by setting the DI generation number for m's PV - * list to at least * the number for the current thread. This forces - * a caller to pmap_delayed_invl_wait() to spin until current thread - * calls pmap_delayed_invl_finished(). + * list to at least the DI generation number of the current thread. + * This forces a caller of pmap_delayed_invl_wait() to block until + * current thread calls pmap_delayed_invl_finished(). */ static void pmap_delayed_invl_page(vm_page_t m)
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