Hi Shun, FYI, kernel build failed on tree: git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git misc head: e1daec5547bdb8a53b023852d578409005c69ea7 commit: 8b3fa849abc2b62920d7e4fc4f8e6ce3d0783623 [49/55] [SCSI] mvumi: Add support for Marvell SAS/SATA RAID-on-Chip(ROC) 88RC9580 config: powerpc-allmodconfig All related error/warning messages: drivers/scsi/mvumi.c: In function 'mvumi_send_command': drivers/scsi/mvumi.c:1880:3: error: implicit declaration of function 'virt_to_bus' [-Werror=implicit-function-declaration] cc1: some warnings being treated as errors vim +1880 drivers/scsi/mvumi.c 1875 frame_len = sizeof(*ib_frame) - 4 + 1876 ib_frame->sg_counts * sizeof(struct mvumi_sgl); 1877 if (mhba->hba_capability & HS_CAPABILITY_SUPPORT_DYN_SRC) { 1878 struct mvumi_dyn_list_entry *dle; 1879 dle = ib_entry; > 1880 dle->src_low_addr = virt_to_bus(ib_frame) & 0xFFFFFFFF; 1881 dle->src_high_addr = 1882 ((virt_to_bus(ib_frame) >> 16) >> 16) & 0xFFFFFFFF; 1883 dle->if_length = (frame_len >> 2) & 0xFFF; 1884 } else { 1885 memcpy(ib_entry, ib_frame, frame_len); --- 0-DAY kernel build testing backend Open Source Technology Centre Fengguang Wu, Yuanhan Liu Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html