redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

iommu: Don't use sme_active() in generic code 

Switch to the generic function mem_encrypt_active() because
sme_active() is x86 specific and can't be called from
generic code on other platforms than x86.

Fixes: 2cc13bb4f5 ("iommu: Disable passthrough mode when SME is active")
Signed-off-by: Joerg Roedel <jroedel@suse.de>
alistair/sunxi64-5.4-dsi
Joerg Roedel 2019-09-03 15:15:44 +02:00
parent d127bc9be8
commit 2896ba40d0
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/iommu/iommu.c
View File

@ -120,8 +120,8 @@ static int __init iommu_subsys_init(void)
else
iommu_set_default_translated(false);
if (iommu_default_passthrough() && sme_active()) {
pr_info("SME detected - Disabling default IOMMU Passthrough\n");
if (iommu_default_passthrough() && mem_encrypt_active()) {
pr_info("Memory encryption detected - Disabling default IOMMU Passthrough\n");
iommu_set_default_translated(false);
}
}