On Tue, Nov 5, 2019 at 8:27 AM Wangyu (Turing Solution Development Dep) <seven.wan...@huawei.com> wrote: > > > NIC address conflicts on 64K pagesize when using multiple NICs, > as system will mmap 64K pagesize for NIC, > but dev->mem_resource[i].len is 16K.
Please, can you describe the problem you want to fix? Is this a problem specific to a pci device you are using? Thanks. > > Signed-off-by: Beard-627 <dengxiaof...@huawei.com> > Signed-off-by: Eric wang <seven.wan...@huawei.com> > Acked-by: Wei Hu <xavier.hu...@huawei.com> > Acked-by: Min Hu <humi...@huawei.com> > --- > drivers/bus/pci/linux/pci.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/bus/pci/linux/pci.c b/drivers/bus/pci/linux/pci.c index > 43debaa..afaa68d 100644 > --- a/drivers/bus/pci/linux/pci.c > +++ b/drivers/bus/pci/linux/pci.c > @@ -201,6 +201,11 @@ > if (flags & IORESOURCE_MEM) { > dev->mem_resource[i].phys_addr = phys_addr; > dev->mem_resource[i].len = end_addr - phys_addr + 1; > + if (dev->mem_resource[i].len < > + (unsigned int)getpagesize()) > + > + dev->mem_resource[i].len = > + (unsigned int)getpagesize(); > /* not mapped for now */ > dev->mem_resource[i].addr = NULL; > } > -- > 1.8.3.1 -- David Marchand