Messages in this thread Patch in this message | | | Date | Fri, 11 Apr 2003 10:14:30 -0400 (EDT) | From | Zwane Mwaikambo <> | Subject | Re: [PATCH][2.4] smp_call_function needs mb() |
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Oops i ended up including the 2.5 patch in the same email. This one should be fine to pipe through patch.
Index: linux-2.4.20/arch/i386/kernel/smp.c =================================================================== RCS file: /build/cvsroot/linux-2.4.20/arch/i386/kernel/smp.c,v retrieving revision 1.2 diff -u -p -B -r1.2 smp.c --- linux-2.4.20/arch/i386/kernel/smp.c 11 Apr 2003 13:44:11 -0000 1.2 +++ linux-2.4.20/arch/i386/kernel/smp.c 11 Apr 2003 13:44:27 -0000 @@ -563,7 +563,7 @@ int smp_call_function (void (*func) (voi spin_lock(&call_lock); call_data = &data; - wmb(); + mb(); /* Send a message to all other CPUs and wait for them to respond */ send_IPI_allbutself(CALL_FUNCTION_VECTOR); -- function.linuxpower.ca - 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/
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