Date: Tue, 9 Feb 2010 16:34:57 GMT From: Robert Watson <rwatson@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 174517 for review Message-ID: <201002091634.o19GYv36033185@repoman.freebsd.org>
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http://p4web.freebsd.org/chv.cgi?CH=174517 Change 174517 by rwatson@rwatson_cinnamon on 2010/02/09 16:34:09 Update TODO. Affected files ... .. //depot/projects/trustedbsd/capabilities/TODO#21 edit Differences ... ==== //depot/projects/trustedbsd/capabilities/TODO#21 (text+ko) ==== @@ -37,9 +37,9 @@ - Review poll/select/kqueue behavior, and in particular decide if/how we want CAP_EVENT to work. -- UNIX domain socket passing of file descriptors may need modification to - take into account indirectly referenced descriptors hung off of - capabilities in its GC routine. +- UNIX domain socket garbage collection doesn't know how to follow the + linkage from a capability to the underlying file descriptor, which can lead + to premature garbage collection of in-use items. - Consider moving to per-class capability masks, such as CAP_SOCK_FOO, and a per-class mask identifying possible rights. @@ -68,4 +68,7 @@ - It would be nice if we didn't need -rdynamic; can we export just _capstart? Should we add more information (a capability entry point) to ELF? -- Fix handling of DFLAG_PASSABLE. +- Fix handling of DFLAG_PASSABLE: need to propagate !passable state up from + non-passible objects, such as capability-wrapped kqueues. + +- gzip -c fails.help
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