- 13 8月, 2010 8 次提交
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由 Chris Wilson 提交于
The current computation, introduced with f12a15be, of FSEC_PER_SEC using the multiplication of (FSEC_PER_NSEC * NSEC_PER_SEC) is performed only with 32bit integers on small machines, resulting in an overflow and a *very* short intervals being programmed. An interrupt storm follows. Note that we also have to specify FSEC_PER_SEC as being long long to overcome the same limitations. Signed-off-by: NChris Wilson <chris@chris-wilson.co.uk> Signed-off-by: NJohn Stultz <johnstul@us.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Acked-by: NIngo Molnar <mingo@elte.hu> Acked-by: NH. Peter Anvin <hpa@zytor.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 David Howells 提交于
Use no_printk() for disabled gdbstub debugging functions to maintain side effect checking. Signed-off-by: NDavid Howells <dhowells@redhat.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 David Howells 提交于
Add a dummy printk function for the maintenance of unused printks through gcc format checking, and also so that side-effect checking is maintained too. Signed-off-by: NDavid Howells <dhowells@redhat.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 David Howells 提交于
Don't try and #include <linux/slab.h> in lib/inflate.c from the bootloader code as linux/slab.h hauls in function defs that aren't available in the bootloader code and may also haul in conflicting functions. To fix this, make the inclusion of linux/slab.h contingent on NO_INFLATE_MALLOC as are the usages of kmalloc() and kfree(). In MN10300, this causes the following errors: In file included from include/linux/string.h:21, from include/linux/bitmap.h:8, from include/linux/nodemask.h:93, from include/linux/mmzone.h:16, from include/linux/gfp.h:4, from include/linux/slab.h:12, from arch/mn10300/boot/compressed/../../../../lib/inflate.c:106, from arch/mn10300/boot/compressed/misc.c:170: /warthog/am33/linux-2.6-mn10300/arch/mn10300/include/asm/string.h:19: error: conflicting types for 'memset' arch/mn10300/boot/compressed/misc.c:59: error: previous definition of 'memset' was here Signed-off-by: NDavid Howells <dhowells@redhat.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 David Howells 提交于
With the newer compilers, size_t and ssize_t are expected to be (un)signed int rather than (un)signed long. Signed-off-by: NDavid Howells <dhowells@redhat.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 David Howells 提交于
A change to the RTC routines in the MN10300 arch used set_rtc_mms() when it meant set_rtc_mmss(). This results in an error due to a reference of an undefined symbol. Signed-off-by: NDavid Howells <dhowells@redhat.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Namhyung Kim 提交于
pcc_cpu_info is a percpu pointer but was missing __percpu markup. Add it. Signed-off-by: NNamhyung Kim <namhyung@gmail.com> Acked-by: NTejun Heo <tj@kernel.org> Signed-off-by: NDave Jones <davej@redhat.com>
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由 Tony Luck 提交于
Some nice improvements were made to rwsem in commit: 424acaae rwsem: wake queued readers when writer blocks on active read lock but this change overlooked that ia64 had defined RWSEM_WAITING_BIAS as an unsigned value, while the new code required a signed value (as it is in every other architecture). This fix suggested by the original patch author: Michel Lespinasse. Signed-off-by: NTony Luck <tony.luck@intel.com>
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- 12 8月, 2010 3 次提交
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由 Florian Zumbiehl 提交于
parisc __ioremap(): fix off-by-one error in page alignment of allocation size for sizes where size%PAGE_SIZE==1. Signed-off-by: NFlorian Zumbiehl <florz@florz.de> Cc: Kyle McMartin <kyle@mcmartin.ca> Acked-by: NHelge Deller <deller@gmx.de> Tested-by: NHelge Deller <deller@gmx.de> Cc: "James E.J. Bottomley" <jejb@parisc-linux.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Roel Kluin 提交于
Don't dereference vma if it's NULL. Signed-off-by: NRoel Kluin <roel.kluin@gmail.com> Cc: Chen Liqin <liqin.chen@sunplusct.com> Cc: Lennox Wu <lennox.wu@gmail.com> Cc: Arnd Bergmann <arnd@arndb.de> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Jesper Nilsson 提交于
CRIS don't need any special mapping for io, but didn't define this, meaning that all uses of io_remap_pfn_range lead to compile errors. This fixes a compile error introduced in CRIS when drivers/mtd/mtdchar.c mmap handling was changed in commit dd02b67dSigned-off-by: NJesper Nilsson <jesper.nilsson@axis.com>
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- 11 8月, 2010 29 次提交
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由 TAMUKI Shoichi 提交于
To keep panic_timeout accuracy when running under a hypervisor, the current implementation only spins on long time (1 second) calls to mdelay. That brings a good effect, but the problem is the keyboard LEDs don't blink at all on that situation. This patch changes to call to panic_blink_enter() between every mdelay and keeps blinking in spite of long spin timer mode. The time to call to mdelay is now 100ms. Even this change will keep panic_timeout accuracy enough when running under a hypervisor. Signed-off-by: NTAMUKI Shoichi <tamuki@linet.gr.jp> Cc: Ben Dooks <ben-linux@fluff.org> Cc: Russell King <linux@arm.linux.org.uk> Acked-by: NDmitry Torokhov <dtor@mail.ru> Cc: Anton Blanchard <anton@samba.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 FUJITA Tomonori 提交于
Architectures implement dma_is_consistent() in different ways (some misinterpret the definition of API in DMA-API.txt). So it hasn't been so useful for drivers. We have only one user of the API in tree. Unlikely out-of-tree drivers use the API. Even if we fix dma_is_consistent() in some architectures, it doesn't look useful at all. It was invented long ago for some old systems that can't allocate coherent memory at all. It's better to export only APIs that are definitely necessary for drivers. Let's remove this API. Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Reviewed-by: NKonrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: <linux-arch@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 FUJITA Tomonori 提交于
Architectures that handle DMA-non-coherent memory need to set ARCH_DMA_MINALIGN to make sure that kmalloc'ed buffer is DMA-safe: the buffer doesn't share a cache with the others. Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: Kyle McMartin <kyle@mcmartin.ca> Cc: Helge Deller <deller@gmx.de> Cc: James E.J. Bottomley <jejb@parisc-linux.org> Cc: <linux-arch@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 FUJITA Tomonori 提交于
dma_get_cache_alignment returns the minimum DMA alignment. Architectures defines it as ARCH_DMA_MINALIGN (formally ARCH_KMALLOC_MINALIGN). So we can unify dma_get_cache_alignment implementations. Note that some architectures implement dma_get_cache_alignment wrongly. dma_get_cache_alignment() should return the minimum DMA alignment. So fully-coherent architectures should return 1. This patch also fixes this issue. Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: <linux-arch@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 FUJITA Tomonori 提交于
Now each architecture has the own dma_get_cache_alignment implementation. dma_get_cache_alignment returns the minimum DMA alignment. Architectures define it as ARCH_KMALLOC_MINALIGN (it's used to make sure that malloc'ed buffer is DMA-safe; the buffer doesn't share a cache with the others). So we can unify dma_get_cache_alignment implementations. This patch: dma_get_cache_alignment() needs to know if an architecture defines ARCH_KMALLOC_MINALIGN or not (needs to know if architecture has DMA alignment restriction). However, slab.h define ARCH_KMALLOC_MINALIGN if architectures doesn't define it. Let's rename ARCH_KMALLOC_MINALIGN to ARCH_DMA_MINALIGN. ARCH_KMALLOC_MINALIGN is used only in the internals of slab/slob/slub (except for crypto). Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: <linux-arch@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Maurus Cuelenaere 提交于
Since "s3c-fb: Automatically calculate pixel clock when none is given", there's no need for manually calculating the pixel clock anymore so remove these lines and add the correct refresh rate where appropriately. Signed-off-by: NMaurus Cuelenaere <mcuelenaere@gmail.com> Cc: Pawel Osciak <p.osciak@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: InKi Dae <inki.dae@samsung.com> Cc: Ben Dooks <ben-linux@fluff.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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由 Pawel Osciak 提交于
S5PV210 SoCs allow enabling/disabling DMA channels per window. For a window to display data from framebuffer memory, its channel has to be enabled. Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Signed-off-by: NMarek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Cc: InKi Dae <inki.dae@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Pawel Osciak 提交于
S5PV210 allows per-window locking of register value updates from shadow registers. Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Cc: InKi Dae <inki.dae@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Pawel Osciak 提交于
Add VSYNC interrupt support and an ioctl that allows waiting for it. Interrupts are turned on only when needed. Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Cc: InKi Dae <inki.dae@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Pawel Osciak 提交于
Supports all bpp modes. The PRTCON register is used to disable in-hardware updates of registers that store start and end addresses of framebuffer memory. This prevents display corruption in case we do not make it before VSYNC with updating them atomically. With this feature there is no need to wait for a VSYNC interrupt before each such update. Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Cc: InKi Dae <inki.dae@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Pawel Osciak 提交于
Add framebuffer device name initialization calls for S3C2443, S3C64xx and S5P machines. Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Cc: InKi Dae <inki.dae@samsung.com> Cc: Ben Dooks <ben-linux@fluff.org> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Pawel Osciak 提交于
FRAMESEL1 bitfield starts on 13th bit, not on 14th. Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Acked-by: NBen Dooks <ben-linux@fluff.org> Cc: InKi Dae <inki.dae@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Ben Dooks 提交于
Remove the palette setup code from the header files and put it into the main driver. Signed-off-by: NBen Dooks <ben-linux@fluff.org> Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Cc: InKi Dae <inki.dae@samsung.com> Cc: KyungMin Park <kyungmin.park.samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Ben Dooks 提交于
Update the variant and window variant structures with the necessary changes to support the older style of hardware where these are not in the same place. Add the support for the s3c2443/s3c2416 hardware by using the platform-device s3c2443 to cover both, and add the initialisation data for these. Also change to including just the v4 header files for the moment until the last of the merging of these is sorted out. Signed-off-by: NBen Dooks <ben-linux@fluff.org> Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Cc: InKi Dae <inki.dae@samsung.com> Cc: KyungMin Park <kyungmin.park.samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Ben Dooks 提交于
Remove the various header files that configure this driver and use the platform device name to select the correct configuration at probe time. Currently this does not remove the header files, only updates the driver and the relevant platform files. Signed-off-by: NBen Dooks <ben-linux@fluff.org> Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Cc: InKi Dae <inki.dae@samsung.com> Cc: KyungMin Park <kyungmin.park.samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 InKi Dae 提交于
It has been working fine at 16bpp but in case of pixel format more then 24bpp it would occur distortedness situation on that mode. so this patch set the word swap control bit of WINCONx to 1 as default value. but it should be set to 0 in case that each ENLOCAL bit of WINCON0 ~ 2 registers is enabled. this issue would be solved with local path feature soon. Signed-off-by: NInKi Dae <inki.dae@samsung.com> Reviewed-by: KyungMin Park <kyungmin.park.samsung.com> Signed-off-by: NBen Dooks <ben-linux@fluff.org> Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 InKi Dae 提交于
s5pv210 has five window layers (window0 ~ 4), among them, window0 ~ 2 could be used for local path with fimc(capture device) and fimd writeback feature so this patch makes default window layer for UI to be set at machine code. Signed-off-by: NInKi Dae <inki.dae@samsung.com> Reviewed-by: KyungMin Park <kyungmin.park.samsung.com> Signed-off-by: NBen Dooks <ben-linux@fluff.org> Signed-off-by: NPawel Osciak <p.osciak@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Roy Zang 提交于
P4080 ESDHC controller does not support 1.8V and 3.0V voltage. but the host controller capabilities register wrongly set the bits. This patch adds the workaround to correct the weird voltage setting bits. Only 3.3V voltage is supported for P4080 ESDHC controller. Signed-off-by: NRoy Zang <tie-fei.zang@freescale.com> Cc: Jerry Huang <Chang-Ming.Huang@freescale.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Kumar Gala <galak@gate.crashing.org> Cc: Grant Likely <grant.likely@secretlab.ca> Cc: <linux-mmc@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Roy Zang 提交于
Signed-off-by: NRoy Zang <tie-fei.zang@freescale.com> Cc: Jerry Huang <Chang-Ming.Huang@freescale.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Kumar Gala <galak@gate.crashing.org> Cc: Grant Likely <grant.likely@secretlab.ca> Cc: <linux-mmc@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Grazvydas Ignotas 提交于
Pandora has TI WL1251 attached on MMC3, which is non-standard SDIO chip. Make use MMC_QUIRK_NONSTD_SDIO to tell SDIO core about it. Signed-off-by: NGrazvydas Ignotas <notasas@gmail.com> Cc: Adrian Hunter <adrian.hunter@nokia.com> Cc: Tony Lindgren <tony@atomide.com> Cc: Bob Copeland <me@bobcopeland.com> Cc: Kalle Valo <kvalo@adurom.com> Cc: Madhusudhan Chikkature <madhu.cr@ti.com> Cc: Kishore Kadiyala <kishore.kadiyala@ti.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: <linux-mmc@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Grazvydas Ignotas 提交于
This will allow us to set up special cards in machine drivers just after they are detected by MMC core. Signed-off-by: NGrazvydas Ignotas <notasas@gmail.com> Cc: Adrian Hunter <adrian.hunter@nokia.com> Cc: Tony Lindgren <tony@atomide.com> Cc: Bob Copeland <me@bobcopeland.com> Cc: Kalle Valo <kvalo@adurom.com> Cc: Madhusudhan Chikkature <madhu.cr@ti.com> Cc: Kishore Kadiyala <kishore.kadiyala@ti.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: <linux-mmc@vger.kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Rusty Russell 提交于
Since the writing to sysfs can free the old one, we need to block that when we access the charp variables. Signed-off-by: NRusty Russell <rusty@rustcorp.com.au> Reviewed-by: NTakashi Iwai <tiwai@suse.de> Tested-by: NPhil Carmody <ext-phil.2.carmody@nokia.com> Cc: Jeff Dike <jdike@addtoit.com> Cc: Dan Williams <dcbw@redhat.com> Cc: John W. Linville <linville@tuxdriver.com> Cc: Jing Huang <huangj@brocade.com> Cc: James E.J. Bottomley <James.Bottomley@suse.de> Cc: Greg Kroah-Hartman <gregkh@suse.de> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: David S. Miller <davem@davemloft.net> Cc: user-mode-linux-devel@lists.sourceforge.net Cc: libertas-dev@lists.infradead.org Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Cc: linux-scsi@vger.kernel.org Cc: linux-usb@vger.kernel.org
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由 Miklos Szeredi 提交于
Switch ia64/perfmon to using the d_dname() instead of relying on __d_path() to prepend the name of the root dentry to the path. CC: Tony Luck <tony.luck@intel.com> CC: Fenghua Yu <fenghua.yu@intel.com> Signed-off-by: NMiklos Szeredi <mszeredi@suse.cz> Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
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由 Linus Torvalds 提交于
As pointed out by Jiri Slaby: when I resolved the the 32-bit x85 system call entry tables for prlimit (due to the conflict with fanotify), I forgot to add the numbering in comments that we do for every fifth entry. Reported-by: NJiri Slaby <jslaby@suse.cz> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Uwe Kleine-König 提交于
From: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 12/19] ARM: cam60: don't use __init for cam60_spi_{flash_platform_data,partitions} Date: Thu, 5 Aug 2010 16:08:46 +0200 Message-Id: <1281017333-5563-12-git-send-email-u.kleine-koenig@pengutronix.de> These two structs are referenced by cam60_spi_devices. The latter is copied at init time to kmalloced memory and so the copy isn't freed after booting. So it must not contain references to .init memory. This isn't noticed by modpost as cam60_spi_devices is in .init.data, too. Noticed-and-Acked-by: NAndrew Victor <linux@maxim.org.za> Signed-off-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
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由 Uwe Kleine-König 提交于
cam60_spi_devices is passed to at91_add_device_spi which calls spi_register_board_info. The latter makes a copy of it, so living in .init.data is OK. This fixes the following warning in cam60_defconfig: WARNING: vmlinux.o(.data+0x2a00): Section mismatch in reference from the variable cam60_spi_devices to the (unknown reference) .init.data:(unknown) The variable cam60_spi_devices references the (unknown reference) __initdata (unknown) If the reference is valid then annotate the variable with __init* or __refdata (see linux/init.h) or name the variable: *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console, Acked-by: NAndrew Victor <linux@maxim.org.za> Signed-off-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
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由 Ben Dooks 提交于
Add support for the dedicated FIFO mode on newer SoCs such as the S5PV210 partly to improve support and to fix the bug where any non-EP0 IN endpoint requires its own FIFO allocation. To fix this, we ensure that any non-zero IN endpoint is given a TXFIFO using the same allocation method as the periodic case (all our current hardware has enough FIFOs and FIFO memory for a 1:1 mapping) and ensure that the necessary transmission done interrupt is enabled. The default settings from reset for the core point all EPs at FIFO0, used for the control endpoint. However, the controller documentation states that all IN endpoints _must_ have a unique FIFO to avoid any contention during transmission. Note, this leaves us with a large IN FIFO for EP0 (which re-uses the old NPTXFIFO) for an endpoint which cannot shift more than a pair of packets at a time... this is a waste, but it looks like we cannot re-allocate space to the individual IN FIFOs as they are already maxed out (to be confirmed). Signed-off-by: NBen Dooks <ben-linux@fluff.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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由 Igor Grinberg 提交于
1) Introduce ulpi specific flags for control of the ulpi phy 2) Extend the generic ulpi driver with support for Function and Interface control of upli phy 3) Update the platforms using the generic ulpi driver with new ulpi flags 4) Remove the otg control flags not in use Signed-off-by: NIgor Grinberg <grinberg@compulab.co.il> Signed-off-by: NMike Rapoport <mike@compulab.co.il> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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由 Uwe Kleine-König 提交于
Commit 7536cf99 (ARM: imx: dynamically register spi_imx devices (imx27)) introduced a variable named "pca100_spi0_data" but passed "&pca100_spi_0_data" to imx27_add_spi_imx0. This wasn't noticed earlier because both SPI_IMX and MACH_PCA100 are not enabled in mx27_defconfig. This fixes a build failure: arch/arm/mach-imx/mach-pca100.c: In function 'pca100_init': arch/arm/mach-imx/mach-pca100.c:411: error: 'pca100_spi_0_data' undeclared (first use in this function) arch/arm/mach-imx/mach-pca100.c:411: error: (Each undeclared identifier is reported only once arch/arm/mach-imx/mach-pca100.c:411: error: for each function it appears in.) Signed-off-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
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