5:44 a.m.
tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.4
head: d128303e4c53bcf7775c46771bf64c71596f3303
commit: 1a0c556193a3d81ff6bde4c571c38b2c19bbb443 [864/1762] fpga: support loading from a
pre-allocated buffer
config: i386-randconfig-a002-20210615 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/Xilinx/linux-xlnx/commit/1a0c556193a3d81ff6bde4c571c38...
git remote add xlnx https://github.com/Xilinx/linux-xlnx
git fetch --no-tags xlnx xlnx_rebase_v5.4
git checkout 1a0c556193a3d81ff6bde4c571c38b2c19bbb443
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
ld: drivers/fpga/fpga-mgr.o: in function `fpga_dmabuf_fd_get':
> drivers/fpga/fpga-mgr.c:693: undefined reference to
`dma_buf_get'
ld: drivers/fpga/fpga-mgr.o: in function
`fpga_dmabuf_load':
> drivers/fpga/fpga-mgr.c:315: undefined reference to
`dma_buf_attach'
> ld: drivers/fpga/fpga-mgr.c:322: undefined reference to `dma_buf_map_attachment'
> ld: drivers/fpga/fpga-mgr.c:330: undefined reference to
`dma_buf_unmap_attachment'
> ld: drivers/fpga/fpga-mgr.c:333: undefined reference to `dma_buf_detach'
> ld: drivers/fpga/fpga-mgr.c:335: undefined reference to `dma_buf_put'
vim +693 drivers/fpga/fpga-mgr.c
684
685 static int fpga_dmabuf_fd_get(struct file *file, char __user *argp)
686 {
687 struct fpga_manager *mgr = (struct fpga_manager *)(file->private_data);
688 int buffd;
689
690 if (copy_from_user(&buffd, argp, sizeof(buffd)))
691 return -EFAULT;
692
693 mgr->dmabuf = dma_buf_get(buffd);
694 if
(IS_ERR_OR_NULL(mgr->dmabuf))
695 return -EINVAL;
696
697 return 0;
698 }
699
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org