* [alobakin:idpf-libie 11/51] include/net/page_pool/helpers.h:416:2: error: call to undeclared function 'dma_check_sync'; ISO C99 and later do not support implicit function declarations
@ 2024-01-14 12:20 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2024-01-14 12:20 UTC (permalink / raw)
To: Alexander Lobakin; +Cc: llvm, oe-kbuild-all
tree: https://github.com/alobakin/linux idpf-libie
head: 29cca1ea6c555a8b97694e38f18926da7969dcfe
commit: 366859db976ac1f430583a7ce8a1c4e9e63d589f [11/51] page_pool: add DMA-sync-for-CPU inline helper
config: um-randconfig-001-20240114 (https://download.01.org/0day-ci/archive/20240114/202401142006.nfdPD6zi-lkp@intel.com/config)
compiler: clang version 18.0.0git (https://github.com/llvm/llvm-project 9bde5becb44ea071f5e1fa1f5d4071dc8788b18c)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240114/202401142006.nfdPD6zi-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202401142006.nfdPD6zi-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from net/core/skbuff.c:41:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/um/include/asm/hardirq.h:5:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/um/include/asm/io.h:24:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
547 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
| ^
In file included from net/core/skbuff.c:41:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/um/include/asm/hardirq.h:5:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/um/include/asm/io.h:24:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
| ^
In file included from net/core/skbuff.c:41:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/um/include/asm/hardirq.h:5:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/um/include/asm/io.h:24:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
584 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
692 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
700 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
708 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
717 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
726 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
735 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
In file included from net/core/skbuff.c:43:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:28:
include/linux/dma-mapping.h:389:2: error: call to undeclared function '__dma_sync_single_for_cpu'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
389 | __dma_sync_single_for_cpu(dev, addr + offset, size, dir);
| ^
include/linux/dma-mapping.h:389:2: note: did you mean 'dma_sync_single_for_cpu'?
include/linux/dma-mapping.h:235:20: note: 'dma_sync_single_for_cpu' declared here
235 | static inline void dma_sync_single_for_cpu(struct device *dev, dma_addr_t addr,
| ^
include/linux/dma-mapping.h:397:2: error: call to undeclared function '__dma_sync_single_for_device'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
397 | __dma_sync_single_for_device(dev, addr + offset, size, dir);
| ^
include/linux/dma-mapping.h:397:2: note: did you mean 'dma_sync_single_for_device'?
include/linux/dma-mapping.h:239:20: note: 'dma_sync_single_for_device' declared here
239 | static inline void dma_sync_single_for_device(struct device *dev,
| ^
In file included from net/core/skbuff.c:77:
>> include/net/page_pool/helpers.h:416:2: error: call to undeclared function 'dma_check_sync'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
416 | dma_sync_single_range_for_cpu(pool->p.dev,
| ^
include/linux/dma-mapping.h:401:2: note: expanded from macro 'dma_sync_single_range_for_cpu'
401 | dma_check_sync(__dma_sync_single_range_for_cpu, d, a, o, s, r)
| ^
12 warnings and 3 errors generated.
vim +/dma_check_sync +416 include/net/page_pool/helpers.h
399
400 /**
401 * page_pool_dma_sync_for_cpu - sync Rx page for CPU after it's written by HW
402 * @pool: &page_pool the @page belongs to
403 * @page: page to sync
404 * @offset: offset from page start to "hard" start if using PP frags
405 * @dma_sync_size: size of the data written to the page
406 *
407 * Can be used as a shorthand to sync Rx pages before accessing them in the
408 * driver. Caller must ensure the pool was created with ``PP_FLAG_DMA_MAP``.
409 * Note that this version performs DMA sync unconditionally, even if the
410 * associated PP doesn't perform sync-for-device.
411 */
412 static inline void page_pool_dma_sync_for_cpu(const struct page_pool *pool,
413 const struct page *page,
414 u32 offset, u32 dma_sync_size)
415 {
> 416 dma_sync_single_range_for_cpu(pool->p.dev,
417 page_pool_get_dma_addr(page),
418 offset + pool->p.offset, dma_sync_size,
419 page_pool_get_dma_dir(pool));
420 }
421
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
* [alobakin:idpf-libie 11/51] include/net/page_pool/helpers.h:416:2: error: call to undeclared function 'dma_check_sync'; ISO C99 and later do not support implicit function declarations
@ 2024-02-21 17:08 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2024-02-21 17:08 UTC (permalink / raw)
To: Alexander Lobakin; +Cc: llvm, oe-kbuild-all
tree: https://github.com/alobakin/linux idpf-libie
head: 29cca1ea6c555a8b97694e38f18926da7969dcfe
commit: 366859db976ac1f430583a7ce8a1c4e9e63d589f [11/51] page_pool: add DMA-sync-for-CPU inline helper
config: um-x86_64_defconfig (https://download.01.org/0day-ci/archive/20240222/202402220122.C8QLXl9Z-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240222/202402220122.C8QLXl9Z-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402220122.C8QLXl9Z-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from net/core/skbuff.c:41:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/um/include/asm/hardirq.h:5:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/um/include/asm/io.h:24:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from net/core/skbuff.c:41:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/um/include/asm/hardirq.h:5:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/um/include/asm/io.h:24:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from net/core/skbuff.c:41:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/um/include/asm/hardirq.h:5:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/um/include/asm/io.h:24:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
In file included from net/core/skbuff.c:43:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:28:
include/linux/dma-mapping.h:389:2: error: call to undeclared function '__dma_sync_single_for_cpu'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
__dma_sync_single_for_cpu(dev, addr + offset, size, dir);
^
include/linux/dma-mapping.h:389:2: note: did you mean 'dma_sync_single_for_cpu'?
include/linux/dma-mapping.h:235:20: note: 'dma_sync_single_for_cpu' declared here
static inline void dma_sync_single_for_cpu(struct device *dev, dma_addr_t addr,
^
include/linux/dma-mapping.h:397:2: error: call to undeclared function '__dma_sync_single_for_device'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
__dma_sync_single_for_device(dev, addr + offset, size, dir);
^
include/linux/dma-mapping.h:397:2: note: did you mean 'dma_sync_single_for_device'?
include/linux/dma-mapping.h:239:20: note: 'dma_sync_single_for_device' declared here
static inline void dma_sync_single_for_device(struct device *dev,
^
In file included from net/core/skbuff.c:77:
>> include/net/page_pool/helpers.h:416:2: error: call to undeclared function 'dma_check_sync'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
dma_sync_single_range_for_cpu(pool->p.dev,
^
include/linux/dma-mapping.h:401:2: note: expanded from macro 'dma_sync_single_range_for_cpu'
dma_check_sync(__dma_sync_single_range_for_cpu, d, a, o, s, r)
^
12 warnings and 3 errors generated.
vim +/dma_check_sync +416 include/net/page_pool/helpers.h
399
400 /**
401 * page_pool_dma_sync_for_cpu - sync Rx page for CPU after it's written by HW
402 * @pool: &page_pool the @page belongs to
403 * @page: page to sync
404 * @offset: offset from page start to "hard" start if using PP frags
405 * @dma_sync_size: size of the data written to the page
406 *
407 * Can be used as a shorthand to sync Rx pages before accessing them in the
408 * driver. Caller must ensure the pool was created with ``PP_FLAG_DMA_MAP``.
409 * Note that this version performs DMA sync unconditionally, even if the
410 * associated PP doesn't perform sync-for-device.
411 */
412 static inline void page_pool_dma_sync_for_cpu(const struct page_pool *pool,
413 const struct page *page,
414 u32 offset, u32 dma_sync_size)
415 {
> 416 dma_sync_single_range_for_cpu(pool->p.dev,
417 page_pool_get_dma_addr(page),
418 offset + pool->p.offset, dma_sync_size,
419 page_pool_get_dma_dir(pool));
420 }
421
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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