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Message-ID: <478F19F21671F04298A2116393EEC3D50196DA@sjc1exm08.pmc_nt.nt.pmc-sierra.bc.ca> Date: Mon, 28 Aug 2006 21:59:51 -0700 From: Kallol Biswas <Kallol_Biswas@...-sierra.com> To: "'Paul Mackerras'" <paulus@...ba.org> Cc: linux-kernel@...r.kernel.org, linuxppc-dev@...abs.org, Ronald Lee <Ronald_Lee@...-sierra.com>, Radjendirane Codandaramane <Radjendirane_Codandaramane@...-sierra.com>, Shawn Jin <Shawn_Jin@...-sierra.com> Subject: RE: PPC 2.6.11.4 kernel panics while doing insmod (store fault wi th d cbst in icache_flush_range) Processor: PPC440 Dcbst takes the store fault. -----Original Message----- From: Paul Mackerras [mailto:paulus@...ba.org] Sent: Monday, August 28, 2006 9:35 PM To: Kallol Biswas Cc: linux-kernel@...r.kernel.org; linuxppc-dev@...abs.org; Ronald Lee; Radjendirane Codandaramane; Shawn Jin Subject: Re: PPC 2.6.11.4 kernel panics while doing insmod (store fault with d cbst in icache_flush_range) Kallol Biswas writes: > mr r6,r3 > 1: dcbst 0,r3 > addi r3,r3,L1_CACHE_LINE_SIZE > bdnz 1b > > The instruction takes a store fault (DST bit, bit 8 of ESR gets set), > kernel panics with oops (signal 11). What processor are you using? Which instruction takes a store fault? Paul. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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