Message ID | 20220114203145.242984-10-mjrosato@linux.ibm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | KVM: s390: enable zPCI for interpretive execution | expand |
On 1/14/22 21:31, Matthew Rosato wrote: > KVM will re-use dma_walk_cpu_trans to walk the host shadow table and > will also need to be able to call zpci_refresh_trans to re-issue a RPCIT. > > Reviewed-by: Niklas Schnelle <schnelle@linux.ibm.com> > Acked-by: Christian Borntraeger <borntraeger@de.ibm.com> > Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com> Reviewed-by: Pierre Morel <pmorel@linux.ibm.com> > --- > arch/s390/pci/pci_dma.c | 1 + > arch/s390/pci/pci_insn.c | 1 + > 2 files changed, 2 insertions(+) > > diff --git a/arch/s390/pci/pci_dma.c b/arch/s390/pci/pci_dma.c > index f46833a25526..a81de48d5ea7 100644 > --- a/arch/s390/pci/pci_dma.c > +++ b/arch/s390/pci/pci_dma.c > @@ -116,6 +116,7 @@ unsigned long *dma_walk_cpu_trans(unsigned long *rto, dma_addr_t dma_addr) > px = calc_px(dma_addr); > return &pto[px]; > } > +EXPORT_SYMBOL_GPL(dma_walk_cpu_trans); > > void dma_update_cpu_trans(unsigned long *entry, phys_addr_t page_addr, int flags) > { > diff --git a/arch/s390/pci/pci_insn.c b/arch/s390/pci/pci_insn.c > index 2a47b3936e44..0509554301c7 100644 > --- a/arch/s390/pci/pci_insn.c > +++ b/arch/s390/pci/pci_insn.c > @@ -95,6 +95,7 @@ int zpci_refresh_trans(u64 fn, u64 addr, u64 range) > > return (cc) ? -EIO : 0; > } > +EXPORT_SYMBOL_GPL(zpci_refresh_trans); > > /* Set Interruption Controls */ > int zpci_set_irq_ctrl(u16 ctl, u8 isc, union zpci_sic_iib *iib) >
diff --git a/arch/s390/pci/pci_dma.c b/arch/s390/pci/pci_dma.c index f46833a25526..a81de48d5ea7 100644 --- a/arch/s390/pci/pci_dma.c +++ b/arch/s390/pci/pci_dma.c @@ -116,6 +116,7 @@ unsigned long *dma_walk_cpu_trans(unsigned long *rto, dma_addr_t dma_addr) px = calc_px(dma_addr); return &pto[px]; } +EXPORT_SYMBOL_GPL(dma_walk_cpu_trans); void dma_update_cpu_trans(unsigned long *entry, phys_addr_t page_addr, int flags) { diff --git a/arch/s390/pci/pci_insn.c b/arch/s390/pci/pci_insn.c index 2a47b3936e44..0509554301c7 100644 --- a/arch/s390/pci/pci_insn.c +++ b/arch/s390/pci/pci_insn.c @@ -95,6 +95,7 @@ int zpci_refresh_trans(u64 fn, u64 addr, u64 range) return (cc) ? -EIO : 0; } +EXPORT_SYMBOL_GPL(zpci_refresh_trans); /* Set Interruption Controls */ int zpci_set_irq_ctrl(u16 ctl, u8 isc, union zpci_sic_iib *iib)