Date: Tue, 25 Jun 2019 17:27:37 +0000 (UTC) From: Doug Moore <dougm@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r349379 - head/share/man/man9 Message-ID: <201906251727.x5PHRbi8015049@repo.freebsd.org>
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Author: dougm Date: Tue Jun 25 17:27:37 2019 New Revision: 349379 URL: https://svnweb.freebsd.org/changeset/base/349379 Log: Document the KERN_PROTECTION_FAILURE return value from vm_map_protect(). Reviewed by: alc (earlier version) Approved by: kib, markj (mentors) Differential Revision: https://reviews.freebsd.org/D20751 Modified: head/share/man/man9/vm_map_protect.9 Modified: head/share/man/man9/vm_map_protect.9 ============================================================================== --- head/share/man/man9/vm_map_protect.9 Tue Jun 25 17:24:43 2019 (r349378) +++ head/share/man/man9/vm_map_protect.9 Tue Jun 25 17:27:37 2019 (r349379) @@ -96,6 +96,11 @@ would exceed for an entry within the range, .Dv KERN_PROTECTION_FAILURE is returned. +If a copy-on-write mapping is transitioned from read-only to +read-write, and too little swap space is available for backing the +copied pages, +.Dv KERN_RESOURCE_SHORTAGE +is returned. .Sh SEE ALSO .Xr vm_map 9 .Sh AUTHORS
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