Hi Vignesh, [auto build test WARNING on spi/for-next] [also build test WARNING on v4.11-rc5 next-20170404] [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/Vignesh-R/spi-ti-qspi-Handle-vmalloc-d-buffers/20170403-030332 base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git for-next config: tile-allmodconfig (attached as .config) compiler: tilegx-linux-gcc (GCC) 4.6.2 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=tile All warnings (new ones prefixed by >>): drivers//spi/spi-ti-qspi.c: In function 'ti_qspi_dma_bounce_buffer': drivers//spi/spi-ti-qspi.c:440:20: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] >> drivers//spi/spi-ti-qspi.c:449:21: warning: comparison of distinct pointer >> types lacks a cast [enabled by default] drivers//spi/spi-ti-qspi.c:455:10: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] vim +449 drivers//spi/spi-ti-qspi.c 434 } 435 436 static int ti_qspi_dma_bounce_buffer(struct ti_qspi *qspi, 437 struct spi_flash_read_message *msg) 438 { 439 size_t readsize = msg->len; > 440 unsigned int to = (unsigned int)msg->buf; 441 dma_addr_t dma_src = qspi->mmap_phys_base + msg->from; 442 int ret = 0; 443 444 /* 445 * Use bounce buffer as FS like jffs2, ubifs may pass 446 * buffers that does not belong to kernel lowmem region. 447 */ 448 while (readsize != 0) { > 449 size_t xfer_len = min(QSPI_DMA_BUFFER_SIZE, readsize); 450 451 ret = ti_qspi_dma_xfer(qspi, qspi->rx_bb_dma_addr, 452 dma_src, xfer_len); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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