Sam Ravnborg <sam@mars.ravnborg.org>
Sascha Hauer <s.hauer@pengutronix.de>
S.Çağlar Onur <caglar@pardus.org.tr>
+Shiraz Hashim <shiraz.linux.kernel@gmail.com> <shiraz.hashim@st.com>
Simon Kelley <simon@thekelleys.org.uk>
Stéphane Witzmann <stephane.witzmann@ubpmes.univ-bpclermont.fr>
Stephen Hemminger <shemminger@osdl.org>
allocation fails, the kernel will search other nodes, in order of
increasing distance from the preferred node based on information
provided by the platform firmware.
- containing the cpu where the allocation takes place.
Internally, the Preferred policy uses a single node--the
preferred_node member of struct mempolicy. When the internal
For example, consider a task that is attached to a cpuset with
mems 2-5 that sets an Interleave policy over the same set with
MPOL_F_RELATIVE_NODES. If the cpuset's mems change to 3-7, the
- interleave now occurs over nodes 3,5-6. If the cpuset's mems
+ interleave now occurs over nodes 3,5-7. If the cpuset's mems
then change to 0,2-3,5, then the interleave occurs over nodes
- 0,3,5.
+ 0,2-3,5.
Thanks to the consistent remapping, applications preparing
nodemasks to specify memory policies using this flag should
SPEAR PLATFORM SUPPORT
M: Viresh Kumar <viresh.linux@gmail.com>
-M: Shiraz Hashim <shiraz.hashim@st.com>
+M: Shiraz Hashim <shiraz.linux.kernel@gmail.com>
L: spear-devel@list.st.com
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
W: http://www.st.com/spear
/*
* DTS file for SPEAr320 Evaluation Baord
*
- * Copyright 2012 Shiraz Hashim <shiraz.hashim@st.com>
+ * Copyright 2012 Shiraz Hashim <shiraz.linux.kernel@gmail.com>
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
*
* Picked from realview
* Copyright (c) 2012 ST Microelectronics Limited
- * Shiraz Hashim <shiraz.hashim@st.com>
+ * Shiraz Hashim <shiraz.linux.kernel@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* based upon linux/arch/arm/mach-realview/platsmp.c
*
* Copyright (C) 2012 ST Microelectronics Ltd.
- * Shiraz Hashim <shiraz.hashim@st.com>
+ * Shiraz Hashim <shiraz.linux.kernel@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* arch/arm/plat-spear/time.c
*
* Copyright (C) 2010 ST Microelectronics
- * Shiraz Hashim<shiraz.hashim@st.com>
+ * Shiraz Hashim<shiraz.linux.kernel@gmail.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page,
unsigned long pfn);
void (*flush_icache_range)(unsigned long start, unsigned long end);
+EXPORT_SYMBOL_GPL(flush_icache_range);
void (*local_flush_icache_range)(unsigned long start, unsigned long end);
void (*__flush_cache_vmap)(void);
void (*__flush_cache_vunmap)(void);
void (*__flush_kernel_vmap_range)(unsigned long vaddr, int size);
-void (*__invalidate_kernel_vmap_range)(unsigned long vaddr, int size);
-
EXPORT_SYMBOL_GPL(__flush_kernel_vmap_range);
+void (*__invalidate_kernel_vmap_range)(unsigned long vaddr, int size);
/* MIPS specific cache operations */
void (*flush_cache_sigtramp)(unsigned long addr);
return distance;
}
+EXPORT_SYMBOL(__node_distance);
static void initialize_distance_lookup_table(int nid,
const __be32 *associativity)
* SPEAr platform SPI chipselect abstraction over gpiolib
*
* Copyright (C) 2012 ST Microelectronics
- * Shiraz Hashim <shiraz.hashim@st.com>
+ * Shiraz Hashim <shiraz.linux.kernel@gmail.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
}
subsys_initcall(spics_gpio_init);
-MODULE_AUTHOR("Shiraz Hashim <shiraz.hashim@st.com>");
+MODULE_AUTHOR("Shiraz Hashim <shiraz.linux.kernel@gmail.com>");
MODULE_DESCRIPTION("ST Microlectronics SPEAr SPI Chip Select Abstraction");
MODULE_LICENSE("GPL");
* Viresh Kumar <viresh.linux@gmail.com>
*
* Copyright (C) 2012 ST Microelectronics
- * Shiraz Hashim <shiraz.hashim@st.com>
+ * Shiraz Hashim <shiraz.linux.kernel@gmail.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
*
* Copyright © 2010 STMicroelectronics.
* Ashish Priyadarshi
- * Shiraz Hashim <shiraz.hashim@st.com>
+ * Shiraz Hashim <shiraz.linux.kernel@gmail.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
module_platform_driver(spear_smi_driver);
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Ashish Priyadarshi, Shiraz Hashim <shiraz.hashim@st.com>");
+MODULE_AUTHOR("Ashish Priyadarshi, Shiraz Hashim <shiraz.linux.kernel@gmail.com>");
MODULE_DESCRIPTION("MTD SMI driver for serial nor flash chips");
* ST Microelectronics SPEAr Pulse Width Modulator driver
*
* Copyright (C) 2012 ST Microelectronics
- * Shiraz Hashim <shiraz.hashim@st.com>
+ * Shiraz Hashim <shiraz.linux.kernel@gmail.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
module_platform_driver(spear_pwm_driver);
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Shiraz Hashim <shiraz.hashim@st.com>");
+MODULE_AUTHOR("Shiraz Hashim <shiraz.linux.kernel@gmail.com>");
MODULE_AUTHOR("Viresh Kumar <viresh.kumar@linaro.com>");
MODULE_ALIAS("platform:spear-pwm");
#ifndef pte_mknonnuma
static inline pte_t pte_mknonnuma(pte_t pte)
{
- pte = pte_clear_flags(pte, _PAGE_NUMA);
- return pte_set_flags(pte, _PAGE_PRESENT|_PAGE_ACCESSED);
+ pteval_t val = pte_val(pte);
+
+ val &= ~_PAGE_NUMA;
+ val |= (_PAGE_PRESENT|_PAGE_ACCESSED);
+ return __pte(val);
}
#endif
#ifndef pmd_mknonnuma
static inline pmd_t pmd_mknonnuma(pmd_t pmd)
{
- pmd = pmd_clear_flags(pmd, _PAGE_NUMA);
- return pmd_set_flags(pmd, _PAGE_PRESENT|_PAGE_ACCESSED);
+ pmdval_t val = pmd_val(pmd);
+
+ val &= ~_PAGE_NUMA;
+ val |= (_PAGE_PRESENT|_PAGE_ACCESSED);
+
+ return __pmd(val);
}
#endif
#ifndef pte_mknuma
static inline pte_t pte_mknuma(pte_t pte)
{
- pte = pte_set_flags(pte, _PAGE_NUMA);
- return pte_clear_flags(pte, _PAGE_PRESENT);
+ pteval_t val = pte_val(pte);
+
+ val &= ~_PAGE_PRESENT;
+ val |= _PAGE_NUMA;
+
+ return __pte(val);
}
#endif
#ifndef pmd_mknuma
static inline pmd_t pmd_mknuma(pmd_t pmd)
{
- pmd = pmd_set_flags(pmd, _PAGE_NUMA);
- return pmd_clear_flags(pmd, _PAGE_PRESENT);
+ pmdval_t val = pmd_val(pmd);
+
+ val &= ~_PAGE_PRESENT;
+ val |= _PAGE_NUMA;
+
+ return __pmd(val);
}
#endif
/*
* Copyright © 2010 ST Microelectronics
- * Shiraz Hashim <shiraz.hashim@st.com>
+ * Shiraz Hashim <shiraz.linux.kernel@gmail.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
(!__builtin_constant_p(state) || \
state == TASK_INTERRUPTIBLE || state == TASK_KILLABLE) \
+/*
+ * The below macro ___wait_event() has an explicit shadow of the __ret
+ * variable when used from the wait_event_*() macros.
+ *
+ * This is so that both can use the ___wait_cond_timeout() construct
+ * to wrap the condition.
+ *
+ * The type inconsistency of the wait_event_*() __ret variable is also
+ * on purpose; we use long where we can return timeout values and int
+ * otherwise.
+ */
+
#define ___wait_event(wq, condition, state, exclusive, ret, cmd) \
({ \
__label__ __out; \
wait_queue_t __wait; \
- long __ret = ret; \
+ long __ret = ret; /* explicit shadow */ \
\
INIT_LIST_HEAD(&__wait.task_list); \
if (exclusive) \
See Documentation/nommu-mmap.txt for more information.
+config SYSTEM_TRUSTED_KEYRING
+ bool "Provide system-wide ring of trusted keys"
+ depends on KEYS
+ help
+ Provide a system keyring to which trusted keys can be added. Keys in
+ the keyring are considered to be trusted. Keys may be added at will
+ by the kernel from compiled-in data and from hardware key stores, but
+ userspace may only add extra keys if those keys can be verified by
+ keys already in the keyring.
+
+ Keys in this keyring are used by module signature checking.
+
config PROFILING
bool "Profiling support"
help
default 0 if BASE_FULL
default 1 if !BASE_FULL
-config SYSTEM_TRUSTED_KEYRING
- bool "Provide system-wide ring of trusted keys"
- depends on KEYS
- help
- Provide a system keyring to which trusted keys can be added. Keys in
- the keyring are considered to be trusted. Keys may be added at will
- by the kernel from compiled-in data and from hardware key stores, but
- userspace may only add extra keys if those keys can be verified by
- keys already in the keyring.
-
- Keys in this keyring are used by module signature checking.
-
menuconfig MODULES
bool "Enable loadable module support"
option modules
void touch_softlockup_watchdog(void)
{
- __this_cpu_write(watchdog_touch_ts, 0);
+ /*
+ * Preemption can be enabled. It doesn't matter which CPU's timestamp
+ * gets zeroed here, so use the raw_ operation.
+ */
+ raw_cpu_write(watchdog_touch_ts, 0);
}
EXPORT_SYMBOL(touch_softlockup_watchdog);
bool "Debug VM red-black trees"
depends on DEBUG_VM
help
- Enable this to turn on more extended checks in the virtual-memory
- system that may impact performance.
+ Enable VM red-black tree debugging information and extra validations.
If unsure, say N.
* @iocb: IO state structure (file, offset, etc.)
* @iov: vector with data to write
* @nr_segs: number of segments in the vector
- * @ppos: position where to write
*
* This function does all the work needed for actually writing data to a
* file. It does all basic checks, removes SUID from the file, updates
enum page_check_address_pmd_flag flag,
spinlock_t **ptl)
{
+ pgd_t *pgd;
+ pud_t *pud;
pmd_t *pmd;
if (address & ~HPAGE_PMD_MASK)
return NULL;
- pmd = mm_find_pmd(mm, address);
- if (!pmd)
+ pgd = pgd_offset(mm, address);
+ if (!pgd_present(*pgd))
return NULL;
+ pud = pud_offset(pgd, address);
+ if (!pud_present(*pud))
+ return NULL;
+ pmd = pmd_offset(pud, address);
+
*ptl = pmd_lock(mm, pmd);
- if (pmd_none(*pmd))
+ if (!pmd_present(*pmd))
goto unlock;
if (pmd_page(*pmd) != page)
goto unlock;
while (nr_pages--) {
if (!free_pool_huge_page(h, &node_states[N_MEMORY], 1))
break;
+ cond_resched_lock(&hugetlb_lock);
}
}
TTU_UNMAP|TTU_IGNORE_ACCESS,
&dummy1, &dummy2, &dummy3, &dummy4, &dummy5, true);
list_splice(&clean_pages, page_list);
- __mod_zone_page_state(zone, NR_ISOLATED_FILE, -ret);
+ mod_zone_page_state(zone, NR_ISOLATED_FILE, -ret);
return ret;
}