Date: Sun, 5 Feb 2006 12:38:38 +0100 From: Marius Strobl <marius@alchemy.franken.de> To: Andrew Belashov <bel@orel.ru> Cc: freebsd-sparc64@freebsd.org Subject: Re: some questions Message-ID: <20060205123838.A5136@newtrinity.zeist.de> In-Reply-To: <43E48DC2.3050904@orel.ru>; from bel@orel.ru on Sat, Feb 04, 2006 at 02:19:30PM %2B0300 References: <43E3B35B.90409@unixfreak.org> <1138996676.26027.16.camel@lmail.bathnetworks.co.uk> <oqpsm456zc.fsf@castrovalva.Ivy.NET> <43E48DC2.3050904@orel.ru>
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--zYM0uCDKw75PZbzx Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Sat, Feb 04, 2006 at 02:19:30PM +0300, Andrew Belashov wrote: > > My system have two hacks, related to following problems: > > 1. SMP kernel panic: ipi_send: couldn't send ipi > <http://www.freebsd.org/cgi/query-pr.cgi?pr=sparc64/66314>; > (src/sys/sparc64/include/smp.h v1.17 does not resolve problem, > I bump IPI_RETRIES to high value). > Could you please try whether the attached patch fixes this (using the original value for IPI_RETRIES)? Marius -- This mail was scanned by AntiVir Milter. This product is licensed for non-commercial use. See www.antivir.de for details. --zYM0uCDKw75PZbzx Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="mp_mackdep.c.diff" Index: mp_machdep.c =================================================================== RCS file: /mnt/futile/usr/data/bsd/cvs/fbsd/src/sys/sparc64/sparc64/mp_machdep.c,v retrieving revision 1.30 diff -u -r1.30 mp_machdep.c --- mp_machdep.c 3 Nov 2005 21:08:20 -0000 1.30 +++ mp_machdep.c 5 Feb 2006 11:04:21 -0000 @@ -87,6 +87,7 @@ #include <machine/tick.h> #include <machine/tlb.h> #include <machine/tte.h> +#include <machine/ver.h> static ih_func_t cpu_ipi_ast; static ih_func_t cpu_ipi_stop; @@ -438,6 +439,10 @@ stxa(AA_SDB_INTR_D1, ASI_SDB_INTR_W, d1); stxa(AA_SDB_INTR_D2, ASI_SDB_INTR_W, d2); stxa(AA_INTR_SEND | (mid << 14), ASI_SDB_INTR_W, 0); + if (cpu_impl < CPU_IMPL_ULTRASPARCIII) { + membar(Sync); + (void)ldxa(0x20, ASI_SDB_INTR_R); + } membar(Sync); while (ldxa(0, ASI_INTR_DISPATCH_STATUS) & IDR_BUSY) ; --zYM0uCDKw75PZbzx--
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