Commit 2ab3f29d authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'akpm' (Andrew's fixes) 

Merge misc fixes from Andrew Morton:
 "18 total.  15 fixes and some updates to a device_cgroup patchset which
  bring it up to date with the version which I should have merged in the
  first place."

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (18 patches)
  fs/compat_ioctl.c: VIDEO_SET_SPU_PALETTE missing error check
  gen_init_cpio: avoid stack overflow when expanding
  drivers/rtc/rtc-imxdi.c: add missing spin lock initialization
  mm, numa: avoid setting zone_reclaim_mode unless a node is sufficiently distant
  pidns: limit the nesting depth of pid namespaces
  drivers/dma/dw_dmac: make driver's endianness configurable
  mm/mmu_notifier: allocate mmu_notifier in advance
  tools/testing/selftests/epoll/test_epoll.c: fix build
  UAPI: fix tools/vm/page-types.c
  mm/page_alloc.c:alloc_contig_range(): return early for err path
  rbtree: include linux/compiler.h for definition of __always_inline
  genalloc: stop crashing the system when destroying a pool
  backlight: ili9320: add missing SPI dependency
  device_cgroup: add proper checking when changing default behavior
  device_cgroup: stop using simple_strtoul()
  device_cgroup: rename deny_all to behavior
  cgroup: fix invalid rcu dereference
  mm: fix XFS oops due to dirty pages without buffers on s390
parents b1e4279e 12176503

drivers/dma/Kconfig

+11 −0
Original line number Diff line number Diff line
@@ -90,6 +90,17 @@ config DW_DMAC 
	  Support the Synopsys DesignWare AHB DMA controller.  This

	  can be integrated in chips such as the Atmel AT32ap7000.



config DW_DMAC_BIG_ENDIAN_IO

	bool "Use big endian I/O register access"

	default y if AVR32

	depends on DW_DMAC

	help

	  Say yes here to use big endian I/O access when reading and writing

	  to the DMA controller registers. This is needed on some platforms,

	  like the Atmel AVR32 architecture.



	  If unsure, use the default setting.



config AT_HDMAC

	tristate "Atmel AHB DMA support"

	depends on ARCH_AT91

drivers/dma/dw_dmac_regs.h

+13 −5
Original line number Diff line number Diff line
@@ -98,9 +98,17 @@ struct dw_dma_regs { 
	u32	DW_PARAMS;

};



#ifdef CONFIG_DW_DMAC_BIG_ENDIAN_IO

#define dma_readl_native ioread32be

#define dma_writel_native iowrite32be

#else

#define dma_readl_native readl

#define dma_writel_native writel

#endif



/* To access the registers in early stage of probe */

#define dma_read_byaddr(addr, name) \

	readl((addr) + offsetof(struct dw_dma_regs, name))

	dma_readl_native((addr) + offsetof(struct dw_dma_regs, name))



/* Bitfields in DW_PARAMS */

#define DW_PARAMS_NR_CHAN	8		/* number of channels */
@@ -216,9 +224,9 @@ __dwc_regs(struct dw_dma_chan *dwc) 
}



#define channel_readl(dwc, name) \

	readl(&(__dwc_regs(dwc)->name))

	dma_readl_native(&(__dwc_regs(dwc)->name))

#define channel_writel(dwc, name, val) \

	writel((val), &(__dwc_regs(dwc)->name))

	dma_writel_native((val), &(__dwc_regs(dwc)->name))



static inline struct dw_dma_chan *to_dw_dma_chan(struct dma_chan *chan)

{
@@ -246,9 +254,9 @@ static inline struct dw_dma_regs __iomem *__dw_regs(struct dw_dma *dw) 
}



#define dma_readl(dw, name) \

	readl(&(__dw_regs(dw)->name))

	dma_readl_native(&(__dw_regs(dw)->name))

#define dma_writel(dw, name, val) \

	writel((val), &(__dw_regs(dw)->name))

	dma_writel_native((val), &(__dw_regs(dw)->name))



#define channel_set_bit(dw, reg, mask) \

	dma_writel(dw, reg, ((mask) << 8) | (mask))

drivers/rtc/rtc-imxdi.c

+2 −0
Original line number Diff line number Diff line
@@ -392,6 +392,8 @@ static int dryice_rtc_probe(struct platform_device *pdev) 
	if (imxdi->ioaddr == NULL)

		return -ENOMEM;



	spin_lock_init(&imxdi->irq_lock);



	imxdi->irq = platform_get_irq(pdev, 0);

	if (imxdi->irq < 0)

		return imxdi->irq;

drivers/video/backlight/Kconfig

+2 −1
Original line number Diff line number Diff line
@@ -60,7 +60,8 @@ config LCD_LTV350QV 
	  The LTV350QV panel is present on all ATSTK1000 boards.



config LCD_ILI9320

	tristate

	tristate "ILI Technology ILI9320 controller support"

	depends on SPI

	help

	  If you have a panel based on the ILI9320 controller chip

	  then say y to include a power driver for it.

fs/compat_ioctl.c

+2 −0
Original line number Diff line number Diff line
@@ -210,6 +210,8 @@ static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd, 


	err  = get_user(palp, &up->palette);

	err |= get_user(length, &up->length);

	if (err)

		return -EFAULT;



	up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));

	err  = put_user(compat_ptr(palp), &up_native->palette);

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