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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Without this patch, xscale_80200_A0_A1 is missing the
icache_flush_all entry, which would result in the wrong functions
being called at run-time.
This patch re-uses xscale_icache_flush_all for
xscale_80200_A0_A1_cache_fns.
Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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This patch also defines a suitable flush_icache_all implementation
which would otherwise be missing, resulting in a link failure.
Thanks to Nicolas Pitre for suggesting the code for this.
Signed-off-by: Dave Martin <dave.martin@linaro.org>
Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Signed-off-by: Dave Martin <dave.martin@linaro.org>
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Declaring strings in assembler source involves a certain amount of
tedious boilerplate code in order to annotate the resulting symbol
correctly.
Encapsulating this boilerplate in a macro should help to avoid some
duplication and the occasional mistake.
Signed-off-by: Dave Martin <dave.martin@linaro.org>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
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This patch adds some generic macros to reduce boilerplate when
declaring certain common structures in arch/arm/mm/*.S
Thanks to Russell King for outlining what the
define_processor_functions macro could look like.
Signed-off-by: Dave Martin <dave.martin@linaro.org>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
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To make SLUB work on UML we need this_cpu_cmpxchg from
asm-generic/percpu.h.
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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commit 21a3c96 uses node_start/end_pfn(nid) for detection start/end
of nodes. But, it's not defined in linux/mmzone.h but defined in
/arch/???/include/mmzone.h which is included only under
CONFIG_NEED_MULTIPLE_NODES=y.
Then, we see
mm/page_cgroup.c: In function 'page_cgroup_init':
mm/page_cgroup.c:308: error: implicit declaration of function 'node_start_pfn'
mm/page_cgroup.c:309: error: implicit declaration of function 'node_end_pfn'
So, fixiing page_cgroup.c is an idea...
But node_start_pfn()/node_end_pfn() is a very generic macro and
should be implemented in the same manner for all archs.
(m32r has different implementation...)
This patch removes definitions of node_start/end_pfn() in each archs
and defines a unified one in linux/mmzone.h. It's not under
CONFIG_NEED_MULTIPLE_NODES, now.
A result of macro expansion is here (mm/page_cgroup.c)
for !NUMA
start_pfn = ((&contig_page_data)->node_start_pfn);
end_pfn = ({ pg_data_t *__pgdat = (&contig_page_data); __pgdat->node_start_pfn + __pgdat->node_spanned_pages;});
for NUMA (x86-64)
start_pfn = ((node_data[nid])->node_start_pfn);
end_pfn = ({ pg_data_t *__pgdat = (node_data[nid]); __pgdat->node_start_pfn + __pgdat->node_spanned_pages;});
Changelog:
- fixed to avoid using "nid" twice in node_end_pfn() macro.
Reported-and-acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Reported-and-tested-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Mel Gorman <mgorman@suse.de>
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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* 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm:
ARM: pm: ensure ARMv7 CPUs save and restore the TLS register
ARM: pm: proc-v7: fix missing struct processor pointers for suspend code
ARM: 6969/1: plat-iop: fix build error
ARM: 6961/1: zImage: Add build-time check for correctly-sized proc_type entries
ARM: SMP: wait for CPU to be marked active
ARM: 6963/1: Thumb-2: Relax relocation requirements for non-function symbols
ARM: 6962/1: mach-h720x: fix build error
ARM: 6959/1: SMP build fix for entry-macro-multi.S
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* 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6:
[S390] allow setting of upper 32 bit in smp_ctl_set_bit
[S390] hwsampler: Set a sane default sampling rate
[S390] s390: enforce HW limits for the initial sampling rate
[S390] kvm-s390: fix kconfig dependencies
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git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6:
x86/PCI/ACPI: fix type mismatch
PCI: fix new kernel-doc warning
PCI: Fix warning in drivers/pci/probe.c on sparc64
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Ensure that the TLS register is saved and restored over a suspend
cycle, so that userspace programs don't see a corrupted TLS value.
Tested-by: Kevin Hilman <khilman@ti.com>
Acked-by: Jean Pihet <j-pihet@ti.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Add the missing suspend/resume pointers for the suspend code. This
is needed when building for multiple CPUs.
Tested-by: Kevin Hilman <khilman@ti.com>
Acked-by: Jean Pihet <j-pihet@ti.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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The bit shift operation in smp_ctl_set_bit does not specify the type
of the shifted bit so integer is used as default. Therefore it is not
possible to set bits in the upper 32 bit of the control register if
the kernel runs in 64 bit mode. Fix this by specifying the type as
unsigned long.
Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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The sampling interval for the hardware sampler is specified in cycles.
(see SA23-2260-01 The Load-Program-Parameter and the CPU-Measurement
Facilities)
The current default value will therefore result in millions of samples.
This patch changes the default sampling interval to 4M, which will
result in ~1500 samples per second on a z196 reducing the overhead
of sampling.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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On specific configurations with hwsampler opcontrol --start returns an
error on "echo 1 >/dev/oprofile/enable". Turns out that the hw sampling
interval is not checked against the hardware limits.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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