Re: [PATCH 28/51] DMA-API: sound: fix dma mask handling in a lot of drivers

[PATCH 00/51] DMA mask changes · Russell King - ARM Linux <hidden> · 2013-09-19
[PATCH 01/51] DMA-API: provide a helper to set both DMA and coherent DMA masks · Russell King <hidden> · 2013-09-19
[PATCH 01/51] DMA-API: provide a helper to set both DMA and coherent DMA masks · Ben Hutchings <hidden> · 2013-09-20
[PATCH 01/51] DMA-API: provide a helper to set both DMA and coherent DMA masks · Russell King - ARM Linux <hidden> · 2013-09-20
[PATCH 02/51] DMA-API: net: brocade/bna/bnad.c: fix 32-bit DMA mask handling · Russell King <hidden> · 2013-09-19
[PATCH 03/51] DMA-API: net: intel/e1000e: fix 32-bit DMA mask handling · Russell King <hidden> · 2013-09-19
Re: [PATCH 03/51] DMA-API: net: intel/e1000e: fix 32-bit DMA mask handling · Jeff Kirsher <hidden> · 2013-09-20
[PATCH 06/51] DMA-API: net: intel/ixgb: fix 32-bit DMA mask handling · Russell King <hidden> · 2013-09-19
Re: [PATCH 06/51] DMA-API: net: intel/ixgb: fix 32-bit DMA mask handling · Jeff Kirsher <hidden> · 2013-09-20
[PATCH 07/51] DMA-API: net: intel/ixgbe: fix 32-bit DMA mask handling · Russell King <hidden> · 2013-09-19
Re: [PATCH 07/51] DMA-API: net: intel/ixgbe: fix 32-bit DMA mask handling · Jeff Kirsher <hidden> · 2013-09-20
[PATCH 09/51] DMA-API: net: broadcom/b44: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 10/51] DMA-API: net: broadcom/bnx2x: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 11/51] DMA-API: net: emulex/benet: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 12/51] DMA-API: net: intel/e1000: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
Re: [PATCH 12/51] DMA-API: net: intel/e1000: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Jeff Kirsher <hidden> · 2013-09-20
[PATCH 13/51] DMA-API: net: sfc/efx.c: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 14/51] DMA-API: net: b43: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 15/51] DMA-API: net: b43legacy: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 16/51] DMA-API: ppc: vio.c: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 16/51] DMA-API: ppc: vio.c: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Cedric Le Goater <hidden> · 2013-11-15
[PATCH 17/51] DMA-API: block: nvme-core: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 18/51] DMA-API: staging: et131x: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 19/51] DMA-API: media: dt3155v4l: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 19/51] DMA-API: media: dt3155v4l: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Hans Verkuil <hidden> · 2013-09-30
[PATCH 19/51] DMA-API: media: dt3155v4l: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Mauro Carvalho Chehab <hidden> · 2013-10-31
[PATCH 19/51] DMA-API: media: dt3155v4l: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King - ARM Linux <hidden> · 2013-10-31
[PATCH 20/51] DMA-API: usb: bcma: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 21/51] DMA-API: usb: ssb-hcd: replace dma_set_mask()+dma_set_coherent_mask() with new helper · Russell King <hidden> · 2013-09-19
[PATCH 22/51] DMA-API: amba: get rid of separate dma_mask · Russell King <hidden> · 2013-09-19
[PATCH 22/51] DMA-API: amba: get rid of separate dma_mask · Grant Likely <hidden> · 2013-09-22
[PATCH 23/51] DMA-API: dma: pl08x: add dma_set_mask_and_coherent() call · Russell King <hidden> · 2013-09-19
[alsa-devel] [PATCH 23/51] DMA-API: dma: pl08x: add dma_set_mask_and_coherent() call · Vinod Koul <hidden> · 2013-09-23
[PATCH 24/51] DMA-API: dma: pl330: add dma_set_mask_and_coherent() call · Russell King <hidden> · 2013-09-19
[PATCH 24/51] DMA-API: dma: pl330: add dma_set_mask_and_coherent() call · heiko@sntech.de (Heiko Stübner) · 2013-09-20
[PATCH 24/51] DMA-API: dma: pl330: add dma_set_mask_and_coherent() call · Russell King - ARM Linux <hidden> · 2013-09-21
[alsa-devel] [PATCH 24/51] DMA-API: dma: pl330: add dma_set_mask_and_coherent() call · Vinod Koul <hidden> · 2013-09-23
[PATCH 25/51] DMA-API: video: clcd: add dma_set_mask_and_coherent() call · Russell King <hidden> · 2013-09-19
[PATCH 26/51] DMA-API: usb: ohci-sa1111: add a note about DMA masks · Russell King <hidden> · 2013-09-19
[PATCH 27/51] DMA-API: provide a helper to setup DMA masks · Russell King <hidden> · 2013-09-19
[PATCH 28/51] DMA-API: sound: fix dma mask handling in a lot of drivers · Russell King <hidden> · 2013-09-19
Re: [PATCH 28/51] DMA-API: sound: fix dma mask handling in a lot of drivers · Mark Brown <broonie@kernel.org> · 2013-09-20
Re: [PATCH 28/51] DMA-API: sound: fix dma mask handling in a lot of drivers · Takashi Iwai <hidden> · 2013-09-26
Re: [PATCH 28/51] DMA-API: sound: fix dma mask handling in a lot of drivers · Russell King - ARM Linux <hidden> · 2013-09-26
Re: [PATCH 28/51] DMA-API: sound: fix dma mask handling in a lot of drivers · Takashi Iwai <hidden> · 2013-09-26
Re: [PATCH 28/51] DMA-API: sound: fix dma mask handling in a lot of drivers · Takashi Iwai <hidden> · 2013-09-26
[PATCH 29/51] DMA-API: ata: pata_octeon_cf: convert to use dma_coerce_mask_and_coherent() · Russell King <hidden> · 2013-09-19
[PATCH 29/51] DMA-API: ata: pata_octeon_cf: convert to use dma_coerce_mask_and_coherent() · geert@linux-m68k.org (Geert Uytterhoeven) · 2013-10-30
[PATCH 30/51] DMA-API: dma: dw_dmac.c: convert to use dma_coerce_mask_and_coherent() · Russell King <hidden> · 2013-09-19
[PATCH 31/51] DMA-API: media: omap3isp: use dma_coerce_mask_and_coherent() · Russell King <hidden> · 2013-09-19
[PATCH 31/51] DMA-API: media: omap3isp: use dma_coerce_mask_and_coherent() · laurent.pinchart@ideasonboard.com (Laurent Pinchart) · 2013-09-27
[PATCH 32/51] DMA-API: mmc: sdhci-acpi: use dma_coerce_mask_and_coherent() · Russell King <hidden> · 2013-09-19
[PATCH 33/51] DMA-API: net: nxp/lpc_eth: use dma_coerce_mask_and_coherent() · Russell King <hidden> · 2013-09-19
[PATCH 34/51] DMA-API: net: octeon: use dma_coerce_mask_and_coherent() · Russell King <hidden> · 2013-09-19
[PATCH 35/51] DMA-API: parport: parport_pc.c: use dma_coerce_mask_and_coherent() · Russell King <hidden> · 2013-09-19
[PATCH 36/51] DMA-API: usb: use dma_set_coherent_mask() · Russell King <hidden> · 2013-09-19
Re: [PATCH 36/51] DMA-API: usb: use dma_set_coherent_mask() · Felipe Balbi <hidden> · 2013-09-20
Re: [PATCH 36/51] DMA-API: usb: use dma_set_coherent_mask() · Nicolas Ferre <hidden> · 2013-09-23
Re: [PATCH 36/51] DMA-API: usb: use dma_set_coherent_mask() · Alan Stern <stern@rowland.harvard.edu> · 2013-09-23
[PATCH 37/51] DMA-API: usb: use new dma_coerce_mask_and_coherent() · Russell King <hidden> · 2013-09-19
Re: [PATCH 37/51] DMA-API: usb: use new dma_coerce_mask_and_coherent() · Felipe Balbi <hidden> · 2013-09-20
[PATCH 38/51] DMA-API: staging: use dma_set_coherent_mask() · Russell King <hidden> · 2013-09-19
[PATCH 39/51] DMA-API: others: use dma_set_coherent_mask() · Russell King <hidden> · 2013-09-19
Re: [PATCH 39/51] DMA-API: others: use dma_set_coherent_mask() · Tejun Heo <tj@kernel.org> · 2013-09-20
Re: [PATCH 39/51] DMA-API: others: use dma_set_coherent_mask() · Tejun Heo <tj@kernel.org> · 2013-09-20
Re: [PATCH 39/51] DMA-API: others: use dma_set_coherent_mask() · Russell King - ARM Linux <hidden> · 2013-09-20
Re: [PATCH 39/51] DMA-API: others: use dma_set_coherent_mask() · Tejun Heo <tj@kernel.org> · 2013-09-20
Re: [PATCH 39/51] DMA-API: others: use dma_set_coherent_mask() · Archit Taneja <hidden> · 2013-09-26
[PATCH 40/51] DMA-API: crypto: fix ixp4xx crypto platform device support · Russell King <hidden> · 2013-09-19
[PATCH 41/51] DMA-API: crypto: remove last references to 'static struct device *dev' · Russell King <hidden> · 2013-09-19
[PATCH 42/51] DMA-API: usb: musb: use platform_device_register_full() to avoid directly messing with dma masks · Russell King <hidden> · 2013-09-19
[PATCH 42/51] DMA-API: usb: musb: use platform_device_register_full() to avoid directly messing with dma masks · Felipe Balbi <hidden> · 2013-09-20
[PATCH 42/51] DMA-API: usb: musb: use platform_device_register_full() to avoid directly messing with dma masks · Russell King - ARM Linux <hidden> · 2013-09-20
[PATCH 42/51] DMA-API: usb: musb: use platform_device_register_full() to avoid directly messing with dma masks · Felipe Balbi <hidden> · 2013-09-20
[PATCH 43/51] DMA-API: dma: edma.c: no need to explicitly initialize DMA masks · Russell King <hidden> · 2013-09-19
[alsa-devel] [PATCH 43/51] DMA-API: dma: edma.c: no need to explicitly initialize DMA masks · Vinod Koul <hidden> · 2013-09-23
[alsa-devel] [PATCH 43/51] DMA-API: dma: edma.c: no need to explicitly initialize DMA masks · Russell King - ARM Linux <hidden> · 2013-09-23
[PATCH 44/51] DMA-API: dcdbas: update DMA mask handing · Russell King <hidden> · 2013-09-19
[PATCH 45/51] DMA-API: firmware/google/gsmi.c: avoid direct access to DMA masks · Russell King <hidden> · 2013-09-19
[PATCH 46/51] ARM: DMA-API: better handing of DMA masks for coherent allocations · Russell King <hidden> · 2013-09-19
[PATCH 47/51] ARM: 7794/1: block: Rename parameter dma_mask to max_addr for blk_queue_bounce_limit() · Russell King <hidden> · 2013-09-19
[PATCH 48/51] ARM: 7795/1: mm: dma-mapping: Add dma_max_pfn(dev) helper function · Russell King <hidden> · 2013-09-19
[PATCH 49/51] ARM: 7796/1: scsi: Use dma_max_pfn(dev) helper for bounce_limit calculations · Russell King <hidden> · 2013-09-19
[PATCH 50/51] ARM: 7797/1: mmc: Use dma_max_pfn(dev) helper for bounce_limit calculations · Russell King <hidden> · 2013-09-19
[PATCH 51/51] ARM: 7805/1: mm: change max*pfn to include the physical offset of memory · Russell King <hidden> · 2013-09-19
[PATCH 00/51] DMA mask changes · zajec5@gmail.com (Rafał Miłecki) · 2013-09-26
[PATCH 00/51] DMA mask changes · Russell King - ARM Linux <hidden> · 2013-09-27

From: Mark Brown <broonie@kernel.org>
Date: 2013-09-20 16:36:54
Also in: alsa-devel, dri-devel, linux-arm-kernel, linux-crypto, linux-ide, linux-mmc, linux-omap, linux-samsung-soc, linux-scsi, linux-tegra, linuxppc-dev, netdev

On Thu, Sep 19, 2013 at 10:53:02PM +0100, Russell King wrote:

This code sequence is unsafe in modules:

static u64 mask = DMA_BIT_MASK(something);
...
	if (!dev->dma_mask)
		dev->dma_mask = &mask;

Acked-by: Mark Brown <redacted>

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