Messages in this thread | | | Subject | Re: [PATCH V3 4/4] dma: add Qualcomm Technologies HIDMA channel driver | From | Sinan Kaya <> | Date | Sun, 8 Nov 2015 19:43:52 -0500 |
| |
On 11/8/2015 2:13 PM, kbuild test robot wrote: > Hi Sinan, > > [auto build test WARNING on: robh/for-next] > [also build test WARNING on: v4.3 next-20151106] > > url: https://github.com/0day-ci/linux/commits/Sinan-Kaya/ma-add-Qualcomm-Technologies-HIDMA-driver/20151108-125824 > base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux for-next > config: mn10300-allyesconfig (attached as .config) > reproduce: > wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # save the attached .config to linux build tree > make.cross ARCH=mn10300 > > All warnings (new ones prefixed by >>): > > In file included from include/linux/printk.h:277:0, > from include/linux/kernel.h:13, > from include/linux/list.h:8, > from include/linux/kobject.h:20, > from include/linux/device.h:17, > from include/linux/dmaengine.h:20, > from drivers/dma/qcom/hidma.c:45: > drivers/dma/qcom/hidma.c: In function 'hidma_prep_dma_memcpy': > include/linux/dynamic_debug.h:64:16: warning: format '%zu' expects argument of type 'size_t', but argument 7 has type 'unsigned int' [-Wformat=] > static struct _ddebug __aligned(8) \ > ^ > include/linux/dynamic_debug.h:84:2: note: in expansion of macro 'DEFINE_DYNAMIC_DEBUG_METADATA' > DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ > ^ > include/linux/device.h:1171:2: note: in expansion of macro 'dynamic_dev_dbg' > dynamic_dev_dbg(dev, format, ##__VA_ARGS__); \ > ^ >>> drivers/dma/qcom/hidma.c:391:2: note: in expansion of macro 'dev_dbg' > dev_dbg(mdma->ddev.dev, > ^ > > vim +/dev_dbg +391 drivers/dma/qcom/hidma.c > > 375 > 376 mchan->allocated = 0; > 377 spin_unlock_irqrestore(&mchan->lock, irqflags); > 378 dev_dbg(mdma->ddev.dev, "freed channel for %u\n", mchan->dma_sig); > 379 } > 380 > 381 > 382 static struct dma_async_tx_descriptor * > 383 hidma_prep_dma_memcpy(struct dma_chan *dmach, dma_addr_t dma_dest, > 384 dma_addr_t dma_src, size_t len, unsigned long flags) > 385 { > 386 struct hidma_chan *mchan = to_hidma_chan(dmach); > 387 struct hidma_desc *mdesc = NULL; > 388 struct hidma_dev *mdma = mchan->dmadev; > 389 unsigned long irqflags; > 390 > > 391 dev_dbg(mdma->ddev.dev, > 392 "memcpy: chan:%p dest:%pad src:%pad len:%zu\n", mchan, > 393 &dma_dest, &dma_src, len); > 394
What am I missing?
len is size_t. This page says use %zu for size_t.
https://www.kernel.org/doc/Documentation/printk-formats.txt
> 395 /* Get free descriptor */ > 396 spin_lock_irqsave(&mchan->lock, irqflags); > 397 if (!list_empty(&mchan->free)) { > 398 mdesc = list_first_entry(&mchan->free, struct hidma_desc, > 399 node); > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation >
-- Sinan Kaya Qualcomm Technologies, Inc. on behalf of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project
| |