Messages in this thread | | | Date | Fri, 20 Jun 2003 13:36:56 +1000 | From | Nick Piggin <> | Subject | Re: [PATCH 2.5.72] Fix boot deadlock on MTRR main.c:ipi_handler |
| |
This patch fixes my hang.
Perez-Gonzalez, Inaky wrote:
>Hi All > >Stomped over this one this morning; tried to boot >2.5.72 (config attached) into my 2xP3 Coppermine >933 MHz and it would get stuck just after printing >the mttr banner. > >The NMI watchdog would kick in and print a dump >pointing to arch/i386/kernel/cpu/mtrr/main.c:ipi_handler: > >NMI Watchdog detected LOCKUP on CPU1, eip c0113b70, registers: >CPU: 1 >EIP: 0060:[<c0113b70>] Not tainted >EFLAGS: 00000082 >EIP is at ipi_handler+0x60/0x80 >eax: c014b2fe ebx: c2bf5f60 ecx: 000002ff edx: 00000000 >esi: 00000086 edi: c2bf2000 ebp: c2bf3f5c esp: c2bf3f44 >ds: 007b es: 007b ss: 0068 >Process swapper (pid: 0, threadinfo=c2bf2000 task=c2bf72d0) >Stack: c0464228 00000046 c0495088 00000001 c2bf2000 00000000 c2bf3f70 >c0118412 > c2bf5f60 c01072a0 c2bf2000 c2bf3fac c010a50e c01072a0 00000000 >c2bf2000 > c2bf2000 c2bf2000 c2bf3fac 00000000 0000007b c2bf007b fffffffb >c01072d0 >Call Trace: > [<c0118412>] smp_call_function_interrupt+0x42/0xa0 > [<c01072a0>] default_idle+0x0/0x40 > [<c010a50e>] call_function_interrupt+0x1a/0x20 > [<c01072a0>] default_idle+0x0/0x40 > [<c01072d0>] default_idle+0x30/0x40 > [<c010736a>] cpu_idle+0x4a/0x60 > [<c012532d>] printk+0x1dd/0x290 > >Code: f3 90 8b 43 04 85 c0 75 f7 56 9d 83 c4 10 5b 5e 5d c3 a1 44 >console shuts up ... > >Sooo .. decided to do the binary search thingie and tracked >it down to patch-2.5.70-bk15-bk15.gz, change set 1.28 >(http://linux.bkbits.net:8080/linux-2.5/diffs/arch/i386/kernel/cpu/mtrr/main >.c@1.28?nav=index.html|tags|ChangeSet@1.1215.18.33..|cset@1.1215.114.28), > >where mtrr_init() is changed from being a core_initcall to be a >subsys_initcall(). Reverting that changes Fixes It For Me (tm) >both in 2.5.70-bk16 and 2.5.72. No adversities seen so far. > >Please apply: > >--- arch/i386/kernel/cpu/mtrr/main.c~ 2003-06-16 21:19:39.000000000 -0700 >+++ arch/i386/kernel/cpu/mtrr/main.c 2003-06-19 18:52:38.000000000 -0700 >@@ -701,5 +701,5 @@ > "write-back", /* 6 */ > }; > >-subsys_initcall(mtrr_init); >+core_initcall(mtrr_init); > >Iñaky Pérez-González -- Not speaking for Intel -- all opinions are my own >(and my fault) > > > > >
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |