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Groups > linux.kernel > #1269842
| From | Vinod Koul <vinod.koul@intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] dma: at_xdmac: use %pad format string for dma_addr_t |
| Date | 2015-11-16 04:50 +0100 |
| Message-ID | <qviXL-242-7@gated-at.bofh.it> (permalink) |
| References | <qu0Th-1x8-25@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Nov 12, 2015 at 03:16:53PM +0100, Arnd Bergmann wrote:
> dma_addr_t may be defined as 32 or 64 bit depending on configuration,
> so it cannot be printed using the normal format strings, as
> gcc correctly warns:
>
> drivers/dma/at_xdmac.c: In function 'at_xdmac_interleaved_queue_desc':
> drivers/dma/at_xdmac.c:922:51: warning: format '%x' expects argument of type 'unsigned int', but argument 5 has type 'dma_addr_t {aka long long unsigned int}' [-Wformat=]
>
> This changes the format strings to use the special "%pad" format
> string that prints a dma_addr_t, and changes the arguments so we
> pass the address by reference as required.
Applied, thanks
--
~Vinod
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[PATCH] dma: at_xdmac: use %pad format string for dma_addr_t Arnd Bergmann <arnd@arndb.de> - 2015-11-12 15:20 +0100 Re: [PATCH] dma: at_xdmac: use %pad format string for dma_addr_t Vinod Koul <vinod.koul@intel.com> - 2015-11-16 04:50 +0100
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