/* * thermal_hwmon.h - Generic Thermal Management hwmon support. * * Code based on Intel thermal_core.c. Copyrights of the original code: * Copyright (C) 2008 Intel Corp * Copyright (C) 2008 Zhang Rui * Copyright (C) 2008 Sujith Thomas * * Copyright (C) 2013 Texas Instruments * Copyright (C) 2013 Eduardo Valentin * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * * 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; version 2 of the License. * * 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. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. * * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */ #ifndef __THERMAL_HWMON_H__ #define __THERMAL_HWMON_H__ #include #ifdef CONFIG_THERMAL_HWMON int thermal_add_hwmon_sysfs(struct thermal_zone_device *tz); void thermal_remove_hwmon_sysfs(struct thermal_zone_device *tz); #else static int thermal_add_hwmon_sysfs(struct thermal_zone_device *tz) { return 0; } static void thermal_remove_hwmon_sysfs(struct thermal_zone_device *tz) { } #endif #endif /* __THERMAL_HWMON_H__ */ >logtreecommitdiff
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authorHeiko Carstens <heiko.carstens@de.ibm.com>2012-10-01 12:58:34 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2012-10-09 14:16:56 +0200
commit378b1e7a80a59325ca1036e892462db728126f84 (patch)
tree6d25959ac7401eee48f76441ca42c2759aef15b4
parent521b3d790c16fad9d83c72d610c1e416ad3f7ae3 (diff)
s390/mm: fix pmd_huge() usage for kernel mapping
pmd_huge() will always return 0 on !HUGETLBFS, however we use that helper function when walking the kernel page tables to decide if we have a 1MB page frame or not. Since we create 1MB frames for the kernel 1:1 mapping independently of HUGETLBFS this can lead to incorrect storage accesses since the code can assume that we have a pointer to a page table instead of a pointer to a 1MB frame. Fix this by adding a pmd_large() primitive like other architectures have it already and remove all references to HUGETLBFS/HUGETLBPAGE from the code that walks kernel page tables. Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>