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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-06-20 08:59:23 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-06-20 08:59:23 +0200
commite8f4118f4297f93e82ebcf4dd1eb6e48fead592e (patch)
tree7cc982375122242b71036c8b8154d972da1b84f7 /arch/x86/mm/mem_encrypt_amd.c
parentde9257ae1d3b0d8856955045d194e3ff4f278394 (diff)
parenta111daf0c53ae91e71fd2bfe7497862d14132e3e (diff)
Merge 5.19-rc3 into staging-next
This resolves the merge issue with: drivers/staging/r8188eu/os_dep/ioctl_linux.c Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/mm/mem_encrypt_amd.c')
-rw-r--r--arch/x86/mm/mem_encrypt_amd.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/mm/mem_encrypt_amd.c b/arch/x86/mm/mem_encrypt_amd.c
index e8f7953fda83..f6d038e2cd8e 100644
--- a/arch/x86/mm/mem_encrypt_amd.c
+++ b/arch/x86/mm/mem_encrypt_amd.c
@@ -21,6 +21,7 @@
#include <linux/dma-mapping.h>
#include <linux/virtio_config.h>
#include <linux/cc_platform.h>
+#include <linux/platform-feature.h>
#include <asm/tlbflush.h>
#include <asm/fixmap.h>
@@ -242,6 +243,9 @@ void __init sev_setup_arch(void)
size = total_mem * 6 / 100;
size = clamp_val(size, IO_TLB_DEFAULT_SIZE, SZ_1G);
swiotlb_adjust_size(size);
+
+ /* Set restricted memory access for virtio. */
+ platform_set(PLATFORM_VIRTIO_RESTRICTED_MEM_ACCESS);
}
static unsigned long pg_level_to_pfn(int level, pte_t *kpte, pgprot_t *ret_prot)