From: Mikael Pettersson <mikpe@user.it.uu.se>
To: "Martin J. Bligh" <mbligh@aracnet.com>
Cc: Linus Torvalds <torvalds@transmeta.com>,
Ion Badulescu <ionut@badula.org>,
Rusty Russell <rusty@rustcorp.com.au>,
linux-kernel@vger.kernel.org, mingo@redhat.com
Subject: Re: [BUG] 2.5.63: ESR killed my box!
Date: Thu, 27 Feb 2003 11:33:25 +0100 [thread overview]
Message-ID: <15965.59765.899035.587763@gargle.gargle.HOWL> (raw)
In-Reply-To: <10510000.1046306748@[10.10.2.4]>
Martin J. Bligh writes:
> maybe change this bit in trap_init:
>
> @@ -665,7 +665,6 @@
> }
> set_bit(X86_FEATURE_APIC, boot_cpu_data.x86_capability);
> mp_lapic_addr = APIC_DEFAULT_PHYS_BASE;
> - boot_cpu_physical_apicid = 0;
> if (nmi_watchdog != NMI_NONE)
> nmi_watchdog = NMI_LOCAL_APIC;
>
> to do:
>
> boot_cpu_physical_apicid = hard_smp_processor_id();
> phys_cpu_present_map = 1 << boot_cpu_physical_apicid;
I assume you meant detect_init_APIC().
No, you can't do any apic reads (which is what hard_smp_processor_id() does)
at this point since the local APIC isn't mapped yet. That happens shortly
after this, in init_apic_mappings()' set_fixmap_nocache() call.
/Mikael
next prev parent reply other threads:[~2003-02-27 10:23 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-26 4:33 Rusty Russell
2003-02-26 5:51 ` Martin J. Bligh
2003-02-26 7:14 ` Rusty Russell
2003-02-26 7:27 ` William Lee Irwin III
2003-02-26 15:20 ` Linus Torvalds
2003-02-26 15:52 ` Martin J. Bligh
2003-02-26 16:37 ` Linus Torvalds
2003-02-26 16:52 ` Martin J. Bligh
2003-02-27 0:32 ` James Cleverdon
2003-02-27 11:11 ` Maciej W. Rozycki
2003-02-26 20:47 ` Ion Badulescu
2003-02-26 21:03 ` Martin J. Bligh
2003-02-26 21:16 ` Ion Badulescu
2003-02-26 21:23 ` Martin J. Bligh
2003-02-26 21:30 ` Linus Torvalds
2003-02-26 21:44 ` Ion Badulescu
2003-02-26 22:05 ` Linus Torvalds
2003-02-26 22:51 ` Martin J. Bligh
2003-02-26 23:07 ` Mikael Pettersson
2003-02-27 0:00 ` Linus Torvalds
2003-02-27 0:45 ` Martin J. Bligh
2003-02-27 1:20 ` Ion Badulescu
2003-02-27 1:33 ` Martin J. Bligh
2003-02-27 10:33 ` Mikael Pettersson [this message]
2003-02-27 1:26 ` Ion Badulescu
2003-02-27 1:40 ` Martin J. Bligh
2003-02-27 7:17 ` Rusty Russell
2003-02-26 8:43 Rusty Russell
2003-02-26 22:34 Grover, Andrew
2003-03-01 1:42 Mallick, Asit K
2003-03-01 3:07 Mallick, Asit K
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