On 06.07.2017 05:08, kipade wrote: > Here I want to allocate a block of shared memory from a given physical > address, such as 0x90000000, 6M. However, alloc_pages can't fit this > point. I had reserved enugh pages via cmem, there also have enough > continous pages for such allocation anywhere else. What should I do? On what platform are you working ? I think this is platfrom depended. -- Best regards, Kamil Konieczny Samsung R&D Institute Poland _______________________________________________ Kernelnewbies mailing list Kernelnewbies@xxxxxxxxxxxxxxxxx https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies