[dpdk-dev] [PATCH] doc: fix minor typo for better display

[Honnappa Nagarahalli]

The display was not proper due to the missing space. Changed
arm64 to aarch64.

Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli at arm.com>
Reviewed-by: Ruifeng Wang <ruifeng.wang at arm.com>
---
 doc/guides/linux_gsg/linux_drivers.rst | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/guides/linux_gsg/linux_drivers.rst b/doc/guides/linux_gsg/linux_drivers.rst
index 238f3e900..e0816f996 100644
--- a/doc/guides/linux_gsg/linux_drivers.rst
+++ b/doc/guides/linux_gsg/linux_drivers.rst
@@ -52,8 +52,8 @@ be loaded as shown below:
 
    If the devices used for DPDK are bound to the ``uio_pci_generic`` kernel module,
    please make sure that the IOMMU is disabled or passthrough. One can add
-   ``intel_iommu=off`` or ``amd_iommu=off`` or ``intel_iommu=on iommu=pt``in GRUB
-   command line on x86_64 systems, or add ``iommu.passthrough=1`` on arm64 system.
+   ``intel_iommu=off`` or ``amd_iommu=off`` or ``intel_iommu=on iommu=pt`` in GRUB
+   command line on x86_64 systems, or add ``iommu.passthrough=1`` on aarch64 system.
 
 Since DPDK release 1.7 onward provides VFIO support, use of UIO is optional
 for platforms that support using VFIO.
-- 
2.17.1