> -----Original Message----- > From: Alex Williamson [mailto:alex.william...@redhat.com] > Sent: Wednesday, September 25, 2013 10:10 PM > To: Bhushan Bharat-R65777 > Cc: j...@8bytes.org; b...@kernel.crashing.org; ga...@kernel.crashing.org; > linux- > ker...@vger.kernel.org; linuxppc-...@lists.ozlabs.org; linux- > p...@vger.kernel.org; ag...@suse.de; Wood Scott-B07421; iommu@lists.linux- > foundation.org; Bhushan Bharat-R65777 > Subject: Re: [PATCH 5/7] iommu: supress loff_t compilation error on powerpc > > On Thu, 2013-09-19 at 12:59 +0530, Bharat Bhushan wrote: > > Signed-off-by: Bharat Bhushan <bharat.bhus...@freescale.com> > > --- > > drivers/vfio/pci/vfio_pci_rdwr.c | 3 ++- > > 1 files changed, 2 insertions(+), 1 deletions(-) > > > > diff --git a/drivers/vfio/pci/vfio_pci_rdwr.c > > b/drivers/vfio/pci/vfio_pci_rdwr.c > > index 210db24..8a8156a 100644 > > --- a/drivers/vfio/pci/vfio_pci_rdwr.c > > +++ b/drivers/vfio/pci/vfio_pci_rdwr.c > > @@ -181,7 +181,8 @@ ssize_t vfio_pci_vga_rw(struct vfio_pci_device *vdev, > > char > __user *buf, > > size_t count, loff_t *ppos, bool iswrite) { > > int ret; > > - loff_t off, pos = *ppos & VFIO_PCI_OFFSET_MASK; > > + loff_t off; > > + u64 pos = (u64 )(*ppos & VFIO_PCI_OFFSET_MASK); > > void __iomem *iomem = NULL; > > unsigned int rsrc; > > bool is_ioport; > > What's the compile error that this fixes?
I was getting below error; and after some googling I came to know that this is how it is fixed by other guys. /home/r65777/linux-vfio/drivers/vfio/pci/vfio_pci_rdwr.c:193: undefined reference to `__cmpdi2' /home/r65777/linux-vfio/drivers/vfio/pci/vfio_pci_rdwr.c:193: undefined reference to `__cmpdi2' Thanks -Bharat >
