Date: Sat, 31 Mar 2007 18:02:12 -0400 (EDT) From: Daniel Eischen <deischen@freebsd.org> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-hackers@freebsd.org, Andriy Gapon <avg@icyb.net.ua>, freebsd-arch@freebsd.org Subject: Re: 32/64bit KSE issues? Message-ID: <Pine.GSO.4.64.0703311801070.3827@sea.ntplx.net> In-Reply-To: <200703311440.44428.jhb@freebsd.org> References: <1175318584.00714931.1175306401@10.7.7.3> <1175318590.00714940.1175308202@10.7.7.3> <460E0AB8.8040608@icyb.net.ua> <200703311440.44428.jhb@freebsd.org>
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On Sat, 31 Mar 2007, John Baldwin wrote: > On Saturday 31 March 2007 03:16, Andriy Gapon wrote: >> on 31/03/2007 05:23 Daniel Eischen said the following: >>> On Fri, 30 Mar 2007, David E. Cross wrote: >>> >>>> I recently ran into a problem where the 32bit JVM won't run on a 64bit host. >>>> I, and at least one other person in -java thinks it has to do with 32 bit KSE >>>> on a 64bit kernel (I have a vague memory on this somewheres WAY back). Is >>>> this still the issue? Could someone point me in the general direction of the >>>> specifics of the problem (if they exist, if not, I may try to create a >>>> simpler test case then java)? >>>> >>>> I tried a few searches, but nothing matching what I remembered came up. >>> >>> No, you can't run 32-bit libpthread on 64-bit kernel. There >>> are no compatiblity hooks in the kernel to handle 32-bit kse >>> interfaces. It is really too messy to provide it. [ ... ] > I plan on making sure full 32-bit compat exists for both libthr and > libpthread and backporting it to 6.x for work. Very few things are > too hard to wrap with a 32-bit shim. Not according to peter@ ;-) But if you can do it, that'd be great. -- DE
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