[PATCH 17/17] arm64: Do not expose PCI mmap through procfs

From: David Woodhouse
Date: Wed Mar 22 2017 - 09:31:20 EST


From: David Woodhouse <dwmw@xxxxxxxxxxxx>

Signed-off-by: David Woodhouse <dwmw@xxxxxxxxxxxx>
---
drivers/pci/proc.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index 2d9cfa4..a940f4b 100644
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -17,6 +17,11 @@

static int proc_initialized; /* = 0 */

+#ifdef __aarch64__
+/* ARM64 wants to be special and not expose this through /proc like everyone else */
+#undef HAVE_PCI_MMAP
+#endif
+
static loff_t proc_bus_pci_lseek(struct file *file, loff_t off, int whence)
{
struct pci_dev *dev = PDE_DATA(file_inode(file));
--
2.9.3