linux-kernel - [PATCH 2/2] x86, ioapic: Announce resources reserved for IOAPICs

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Message-ID: <20110825230545.5355.65085.stgit@bhelgaas.mtv.corp.google.com>
Date:	Thu, 25 Aug 2011 17:05:45 -0600
From:	Bjorn Helgaas <bhelgaas@...gle.com>
To:	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>
Cc:	Suresh Siddha <suresh.b.siddha@...el.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] x86, ioapic: Announce resources reserved for IOAPICs

Delay the IOAPIC output a bit so we can print the actual resources we
reserve.

Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
---
 arch/x86/kernel/apic/io_apic.c |   13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 8eb863e..914027e 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -3876,6 +3876,7 @@ void __init ioapic_and_gsi_init(void)
 {
 	unsigned long ioapic_phys, idx = FIX_IO_APIC_BASE_0;
 	struct resource *ioapic_res;
+	struct mp_ioapic_gsi *gsi_cfg;
 	int i;
 
 	ioapic_res = ioapic_setup_resources(nr_ioapics);
@@ -3908,6 +3909,13 @@ fake_ioapic_page:
 
 		ioapic_res->start = ioapic_phys;
 		ioapic_res->end = ioapic_phys + IO_APIC_SLOT_SIZE - 1;
+
+		gsi_cfg = mp_ioapic_gsi_routing(i);
+
+		printk(KERN_INFO "IOAPIC[%d]: id %d v%d %pR GSI %d-%d\n",
+		       i, mpc_ioapic_id(i), mpc_ioapic_ver(i), ioapic_res,
+		       gsi_cfg->gsi_base, gsi_cfg->gsi_end);
+
 		ioapic_res++;
 	}
 
@@ -4016,11 +4024,6 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base)
 	if (gsi_cfg->gsi_end >= gsi_top)
 		gsi_top = gsi_cfg->gsi_end + 1;
 
-	printk(KERN_INFO "IOAPIC[%d]: apic_id %d, version %d, address 0x%x, "
-	       "GSI %d-%d\n", idx, mpc_ioapic_id(idx),
-	       mpc_ioapic_ver(idx), mpc_ioapic_addr(idx),
-	       gsi_cfg->gsi_base, gsi_cfg->gsi_end);
-
 	nr_ioapics++;
 }
 

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