From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Yinghai Lu To: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Tony Luck , Bjorn Helgaas , "Rafael J. Wysocki" Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Yinghai Lu Subject: [PATCH v4 26/28] PCI, x86, ACPI: Link acpi ioapic register to ioapic Date: Sat, 10 Aug 2013 19:48:12 -0700 Message-Id: <1376189294-32022-27-git-send-email-yinghai@kernel.org> In-Reply-To: <1376189294-32022-1-git-send-email-yinghai@kernel.org> References: <1376189294-32022-1-git-send-email-yinghai@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: During ioapic hotplug, acpi_register_ioapic will be called. Now for x86, that function is blank. Fill that will update __mp_register_ioapic to use those ioapic. Signed-off-by: Yinghai Lu --- arch/x86/kernel/acpi/boot.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 5be15d1..4a5336d 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -707,16 +707,18 @@ EXPORT_SYMBOL(acpi_unmap_lsapic); int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base) { - /* TBD */ - return -EINVAL; + unsigned long long id = 0; + + acpi_evaluate_integer(handle, "_UID", NULL, &id); + + return __mp_register_ioapic(id, phys_addr, gsi_base, true); } EXPORT_SYMBOL(acpi_register_ioapic); int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base) { - /* TBD */ - return -EINVAL; + return mp_unregister_ioapic(gsi_base); } EXPORT_SYMBOL(acpi_unregister_ioapic); -- 1.8.1.4