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Date: Mon, 1 Aug 2016 10:49:30 +0800
From: kbuild test robot <lkp@...el.com>
To: Serge Semin <fancer.lancer@...il.com>
Cc: kbuild-all@...org, jdmason@...zu.us, dave.jiang@...el.com,
Allen.Hubbe@....com, Xiangliang.Yu@....com,
Sergey.Semin@...latforms.ru, linux-ntb@...glegroups.com,
linux-kernel@...r.kernel.org, Serge Semin <fancer.lancer@...il.com>
Subject: Re: [PATCH v2 3/3] ntb: Test client drivers for asynchronous NTB
devices
Hi Serge,
[auto build test WARNING on ntb/ntb-next]
[cannot apply to v4.7 next-20160729]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Serge-Semin/ntb-Asynchronous-NTB-devices-support/20160728-183315
base: https://github.com/jonmason/ntb ntb-next
config: i386-randconfig-x011-08010912 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All warnings (new ones prefixed by >>):
drivers/ntb/test/ntb_mw_test.c: In function 'mw_set_outmw_addr':
drivers/ntb/test/ntb_mw_test.c:225:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
((void *)(phys_addr_t)(addr))
^
>> drivers/ntb/test/ntb_mw_test.c:189:29: note: in expansion of macro 'CAST_DMA_PTR'
dev_err(&ctx->ntb->dev, ## args)
^~~~
>> drivers/ntb/test/ntb_mw_test.c:419:3: note: in expansion of macro 'dev_err_mw'
dev_err_mw(ctx,
^~~~~~~~~~
drivers/ntb/test/ntb_mw_test.c:225:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
((void *)(phys_addr_t)(addr))
^
>> drivers/ntb/test/ntb_mw_test.c:189:29: note: in expansion of macro 'CAST_DMA_PTR'
dev_err(&ctx->ntb->dev, ## args)
^~~~
drivers/ntb/test/ntb_mw_test.c:429:3: note: in expansion of macro 'dev_err_mw'
dev_err_mw(ctx, "Failed to set the translated address %p of "
^~~~~~~~~~
drivers/ntb/test/ntb_mw_test.c:225:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
((void *)(phys_addr_t)(addr))
^
>> include/linux/device.h:1206:41: note: in expansion of macro 'CAST_DMA_PTR'
dev_printk(KERN_DEBUG, dev, format, ##arg); \
^~~
drivers/ntb/test/ntb_mw_test.c:195:2: note: in expansion of macro 'dev_dbg'
dev_dbg(&ctx->ntb->dev, ## args)
^~~~~~~
drivers/ntb/test/ntb_mw_test.c:438:2: note: in expansion of macro 'dev_dbg_mw'
dev_dbg_mw(ctx, "Outbound memory window %d is initialized with "
^~~~~~~~~~
drivers/ntb/test/ntb_mw_test.c: In function 'mw_dbgfs_outmw_cfg_read':
drivers/ntb/test/ntb_mw_test.c:225:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
((void *)(phys_addr_t)(addr))
^
drivers/ntb/test/ntb_mw_test.c:774:30: note: in expansion of macro 'CAST_DMA_PTR'
"DMA address\t\t- 0x%p\n", CAST_DMA_PTR(wrap->dma_addr));
^~~~~~~~~~~~
drivers/ntb/test/ntb_mw_test.c:779:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
"Physycal map address\t- 0x%p\n", (void *)wrap->phys_addr);
^
drivers/ntb/test/ntb_mw_test.c: In function 'mw_dbgfs_inmw_cfg_read':
drivers/ntb/test/ntb_mw_test.c:225:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
((void *)(phys_addr_t)(addr))
^
drivers/ntb/test/ntb_mw_test.c:923:30: note: in expansion of macro 'CAST_DMA_PTR'
"DMA address\t\t- 0x%p\n", CAST_DMA_PTR(wrap->dma_addr));
^~~~~~~~~~~~
drivers/ntb/test/ntb_mw_test.c: In function 'mw_create_inmws':
drivers/ntb/test/ntb_mw_test.c:225:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
((void *)(phys_addr_t)(addr))
^
>> drivers/ntb/test/ntb_mw_test.c:189:29: note: in expansion of macro 'CAST_DMA_PTR'
dev_err(&ctx->ntb->dev, ## args)
^~~~
drivers/ntb/test/ntb_mw_test.c:1204:4: note: in expansion of macro 'dev_err_mw'
dev_err_mw(ctx, "DMA address %p of inbound mw %d isn't "
^~~~~~~~~~
vim +/CAST_DMA_PTR +189 drivers/ntb/test/ntb_mw_test.c
183 }
184
185 /*
186 * Wrapper dev_err/dev_warn/dev_info/dev_dbg macros
187 */
188 #define dev_err_mw(ctx, args...) \
> 189 dev_err(&ctx->ntb->dev, ## args)
190 #define dev_warn_mw(ctx, args...) \
191 dev_warn(&ctx->ntb->dev, ## args)
192 #define dev_info_mw(ctx, args...) \
193 dev_info(&ctx->ntb->dev, ## args)
194 #define dev_dbg_mw(ctx, args...) \
195 dev_dbg(&ctx->ntb->dev, ## args)
196
197 /*
198 * Some common constant used in the driver for better readability:
199 * @ON: Enable something
200 * @OFF: Disable something
201 * @SUCCESS: Success of a function execution
202 * @MIN_MW_CNT: Minimum memory windows count
203 * @MAX_MW_CNT: Maximum memory windows count
204 */
205 #define ON ((u32)0x1)
206 #define OFF ((u32)0x0)
207 #define SUCCESS 0
208 #define MIN_MW_CNT ((unsigned char)1)
209 #define MAX_MW_CNT ((unsigned char)255)
210
211 /*
212 * Shared data converter to support the different CPU architectures
213 */
214 #define to_sh32(data) \
215 cpu_to_le32((data))
216 #define from_sh32(data) \
217 le32_to_cpu((data))
218
219 /*
220 * Cast DMA address to real address pointer
221 *
222 * NOTE It's used in the printf's to get rid of warnings
223 */
224 #define CAST_DMA_PTR(addr) \
> 225 ((void *)(phys_addr_t)(addr))
226
227 /*
228 * Module parameters:
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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