- 17 12月, 2014 1 次提交
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由 Guenter Roeck 提交于
hexagon:defconfig fails to build in linux-next since commit 332fd7c4 ("genirq: Generic chip: Change irq_reg_{readl,writel} arguments"). The primary build failure is arch/hexagon/include/asm/cacheflush.h: In function 'copy_to_user_page': arch/hexagon/include/asm/cacheflush.h:89:22: error: 'VM_EXEC' undeclared This is the result of including of <linux/io.h> from <linux/irq.h>, which is now necessary due to the use of readl and writel from irq.h. This causes recursive inclusions in hexagon code; cacheflush.h is included from mm.h prior to the definition of VM_EXEC. Fix the problem by moving copy_to_user_page from the hexagon include file to arch/hexagon/mm/cache.c, similar to other architectures. After this change, several redefinitions of readl and writel are reported. Those are caused by recursive inclusions of io.h and asm/cacheflush.h. Fix those problems by reducing the number of files included from those files. Also, it was necessary to stop including asm-generic/cacheflush.h from asm/cacheflush.h. Instead, functionality originally provided by asm-generic/cacheflush.h is now coded in asm/cacheflush.h directly. Cc: Kevin Cernekee <cernekee@gmail.com> Cc: Jason Cooper <jason@lakedaemon.net> Signed-off-by: NGuenter Roeck <linux@roeck-us.net> signed-off-by: NRichard Kuo <rkuo@codeaurora.org>
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- 30 8月, 2014 1 次提交
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由 Pranith Kumar 提交于
Fix building errors occuring due to a missing export of flush_icache_range() in kisskb.ellerman.id.au/kisskb/buildresult/11677809/ ERROR: "flush_icache_range" [drivers/misc/lkdtm.ko] undefined! Signed-off-by: NPranith Kumar <bobby.prani@gmail.com> Reported-by: NGeert Uytterhoeven <geert@linux-m68k.org> Acked-by: Vineet Gupta <vgupta@synopsys.com> [arc] Acked-by: Richard Kuo <rkuo@codeaurora.org> [hexagon] Cc: Chris Metcalf <cmetcalf@tilera.com> Cc: Chris Zankel <chris@zankel.net> Acked-by: Max Filippov <jcmvbkbc@gmail.com> [xtensa] Cc: Noam Camus <noamc@ezchip.com> Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Acked-by: Zhigang Lu <zlu@tilera.com> [tile] Cc: Kirill Tkhai <tkhai@yandex.ru> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 13 9月, 2013 1 次提交
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由 Johannes Weiner 提交于
Unlike global OOM handling, memory cgroup code will invoke the OOM killer in any OOM situation because it has no way of telling faults occuring in kernel context - which could be handled more gracefully - from user-triggered faults. Pass a flag that identifies faults originating in user space from the architecture-specific fault handlers to generic code so that memcg OOM handling can be improved. Signed-off-by: NJohannes Weiner <hannes@cmpxchg.org> Reviewed-by: NMichal Hocko <mhocko@suse.cz> Cc: David Rientjes <rientjes@google.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: azurIt <azurit@pobox.sk> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 04 7月, 2013 2 次提交
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由 Jiang Liu 提交于
Prepare for removing num_physpages and simplify mem_init(). Signed-off-by: NJiang Liu <jiang.liu@huawei.com> Cc: Richard Kuo <rkuo@codeaurora.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Jiang Liu 提交于
Concentrate code to modify totalram_pages into the mm core, so the arch memory initialized code doesn't need to take care of it. With these changes applied, only following functions from mm core modify global variable totalram_pages: free_bootmem_late(), free_all_bootmem(), free_all_bootmem_node(), adjust_managed_page_count(). With this patch applied, it will be much more easier for us to keep totalram_pages and zone->managed_pages in consistence. Signed-off-by: NJiang Liu <jiang.liu@huawei.com> Acked-by: NDavid Howells <dhowells@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: <sworddragon2@aol.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Chris Metcalf <cmetcalf@tilera.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jeremy Fitzhardinge <jeremy@goop.org> Cc: Jianguo Wu <wujianguo@huawei.com> Cc: Joonsoo Kim <js1304@gmail.com> Cc: Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Michel Lespinasse <walken@google.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Rik van Riel <riel@redhat.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Tang Chen <tangchen@cn.fujitsu.com> Cc: Tejun Heo <tj@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Wen Congyang <wency@cn.fujitsu.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Russell King <rmk@arm.linux.org.uk> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 01 5月, 2013 3 次提交
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由 Richard Kuo 提交于
Signed-off-by: NRichard Kuo <rkuo@codeaurora.org>
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由 Richard Kuo 提交于
Signed-off-by: NRichard Kuo <rkuo@codeaurora.org>
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由 Richard Kuo 提交于
Add support for loading the kernel at a physical offset. The offset should still be 4M aligned. Signed-off-by: NRichard Kuo <rkuo@codeaurora.org>
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- 19 10月, 2012 1 次提交
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由 Richard Kuo 提交于
Code Aurora Forum (CAF) is becoming a part of Linux Foundation Labs. Signed-off-by: NRichard Kuo <rkuo@codeaurora.org>
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- 09 10月, 2012 1 次提交
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由 Shaohua Li 提交于
.fault now can retry. The retry can break state machine of .fault. In filemap_fault, if page is miss, ra->mmap_miss is increased. In the second try, since the page is in page cache now, ra->mmap_miss is decreased. And these are done in one fault, so we can't detect random mmap file access. Add a new flag to indicate .fault is tried once. In the second try, skip ra->mmap_miss decreasing. The filemap_fault state machine is ok with it. I only tested x86, didn't test other archs, but looks the change for other archs is obvious, but who knows :) Signed-off-by: NShaohua Li <shaohua.li@fusionio.com> Cc: Rik van Riel <riel@redhat.com> Cc: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 23 5月, 2012 1 次提交
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由 Kautuk Consul 提交于
Commit d065bd81 (mm: retry page fault when blocking on disk transfer) and commit 37b23e05 (x86,mm: make pagefault killable) The above commits introduced changes into the x86 pagefault handler for making the page fault handler retryable as well as killable. These changes reduce the mmap_sem hold time, which is crucial during OOM killer invocation. Port these changes to hexagon. Signed-off-by: NKautuk Consul <consul.kautuk@gmail.com> Signed-off-by: NRichard Kuo <rkuo@codeaurora.org>
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- 01 11月, 2011 7 次提交
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由 Richard Kuo 提交于
Signed-off-by: NLinas Vepstas <linas@codeaurora.org> Signed-off-by: NRichard Kuo <rkuo@codeaurora.org> Acked-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Richard Kuo 提交于
Signed-off-by: NRichard Kuo <rkuo@codeaurora.org> Signed-off-by: NLinas Vepstas <linas@codeaurora.org> Acked-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Richard Kuo 提交于
Signed-off-by: NRichard Kuo <rkuo@codeaurora.org> Signed-off-by: NLinas Vepstas <linas@codeaurora.org> Acked-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Richard Kuo 提交于
Signed-off-by: NRichard Kuo <rkuo@codeaurora.org> Acked-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Richard Kuo 提交于
Mostly all stubs, as the TLB is managed by the hypervisor. Signed-off-by: NRichard Kuo <rkuo@codeaurora.org> Acked-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Richard Kuo 提交于
Signed-off-by: NRichard Kuo <rkuo@codeaurora.org> Acked-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Richard Kuo 提交于
Signed-off-by: NRichard Kuo <rkuo@codeaurora.org> Acked-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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