/* * xen-stub.c - stub drivers to reserve space for Xen * * Copyright (C) 2012 Intel Corporation * Author: Liu Jinsong * Author: Jiang Yunhong * * Copyright (C) 2012 Oracle Inc * Author: Konrad Rzeszutek Wilk * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or (at * your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or * NON INFRINGEMENT. See the GNU General Public License for more * details. */ #include #include #include #include #include #include #ifdef CONFIG_ACPI /*-------------------------------------------- stub driver for Xen memory hotplug --------------------------------------------*/ static const struct acpi_device_id memory_device_ids[] = { {ACPI_MEMORY_DEVICE_HID, 0}, {"", 0}, }; static struct acpi_driver xen_stub_memory_device_driver = { /* same name as native memory driver to block native loaded */ .name = "acpi_memhotplug", .class = ACPI_MEMORY_DEVICE_CLASS, .ids = memory_device_ids, }; int xen_stub_memory_device_init(void) { if (!xen_initial_domain()) return -ENODEV; /* just reserve space for Xen, block native driver loaded */ return acpi_bus_register_driver(&xen_stub_memory_device_driver); } EXPORT_SYMBOL_GPL(xen_stub_memory_device_init); subsys_initcall(xen_stub_memory_device_init); void xen_stub_memory_device_exit(void) { acpi_bus_unregister_driver(&xen_stub_memory_device_driver); } EXPORT_SYMBOL_GPL(xen_stub_memory_device_exit); /*-------------------------------------------- stub driver for Xen cpu hotplug --------------------------------------------*/ static const struct acpi_device_id processor_device_ids[] = { {ACPI_PROCESSOR_OBJECT_HID, 0}, {ACPI_PROCESSOR_DEVICE_HID, 0}, {"", 0}, }; static struct acpi_driver xen_stub_processor_driver = { /* same name as native processor driver to block native loaded */ .name = "processor", .class = ACPI_PROCESSOR_CLASS, .ids = processor_device_ids, }; int xen_stub_processor_init(void) { if (!xen_initial_domain()) return -ENODEV; /* just reserve space for Xen, block native driver loaded */ return acpi_bus_register_driver(&xen_stub_processor_driver); } EXPORT_SYMBOL_GPL(xen_stub_processor_init); subsys_initcall(xen_stub_processor_init); void xen_stub_processor_exit(void) { acpi_bus_unregister_driver(&xen_stub_processor_driver); } EXPORT_SYMBOL_GPL(xen_stub_processor_exit); #endif 46c4740aed1538544f0fa849c5b76c7823469'>net/nfc/digital_technology.c
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authorJiri Slaby <jslaby@suse.cz>2017-01-18 14:29:21 +0100
committerIngo Molnar <mingo@kernel.org>2017-01-19 08:39:44 +0100
commitb5b46c4740aed1538544f0fa849c5b76c7823469 (patch)
tree125e7aced4835bad6f6a0c0d02d012f333caf922 /net/nfc/digital_technology.c
parentfa19a769f82fb9a5ca000b83cacd13fcaeda51ac (diff)
objtool: Fix IRET's opcode
The IRET opcode is 0xcf according to the Intel manual and also to objdump of my vmlinux: 1ea8: 48 cf iretq Fix the opcode in arch_decode_instruction(). The previous value (0xc5) seems to correspond to LDS. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Acked-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20170118132921.19319-1-jslaby@suse.cz Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/nfc/digital_technology.c')