On Sat, 2012-09-15 at 00:50 +0800, Fengguang Wu wrote:
> 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);
OK, that's not fixable without a rewrite.
Marvell people, please rewrite. I've dropped the patch from the SCSI
tree.
James
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