Messages in this thread | | | Date | Sat, 18 Apr 2015 11:28:25 -0700 | From | Guenter Roeck <> | Subject | Re: sparc64: Build failure due to commit f1600e549b94 (sparc: Make sparc64 use scalable lib/iommu-common.c functions) |
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On 04/18/2015 05:05 AM, Sowmini Varadhan wrote: > On (04/17/15 22:47), Guenter Roeck wrote: >> The problem is caused by commit f1600e549b94 ("sparc: Make sparc64 >> use scalable lib/iommu-common.c functions"), which introduces >> >> static DEFINE_PER_CPU(unsigned int, iommu_pool_hash); > > I have to confess that I'm a little confused about what happened here.. > > The specific patch (2/3) above should have come from this submission > http://www.spinics.net/lists/sparclinux/msg13786.html > aka > http://patchwork.ozlabs.org/patch/459803/ > > This does not add any additional defines for iommu_pool_hash. > > It also does not have any references to fields like page_table_map_base: > instead, these were switched over to things like: > - *dma_addrp = (iommu->page_table_map_base + > + *dma_addrp = (iommu->tbl.table_map_base + > ((iopte - iommu->page_table) << IO_PAGE_SHIFT)); > > > But when I clone > git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc.git > and do a git show of the commit-id above, I see deltas that > dont make sense (they seem to be from a patchset from somewhere > in the middle of the review chain from the thread). > > What am I missing? >
Some merge gone wrong, maybe ? I tried to revert f1600e549b94 and apply http://patchwork.ozlabs.org/patch/459803/ instead. The result doesn't compile, so there may have been some other changes in the same area.
Guenter
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