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authorJakub Kicinski <kuba@kernel.org>2022-02-10 17:29:56 -0800
committerJakub Kicinski <kuba@kernel.org>2022-02-10 17:29:56 -0800
commit5b91c5cc0e7be4e41567cb2a6e21a8bb682c7cc5 (patch)
treeed284edec0db783dfa80366ae8df078b02f35be9 /drivers/iommu/amd/init.c
parent4f5e483b8c7a644733db941a1ae00173baa7b463 (diff)
parentf1baf68e1383f6ed93eb9cff2866d46562607a43 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/iommu/amd/init.c')
-rw-r--r--drivers/iommu/amd/init.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index dc338acf3338..b10fb52ea442 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -21,6 +21,7 @@
#include <linux/export.h>
#include <linux/kmemleak.h>
#include <linux/cc_platform.h>
+#include <linux/iopoll.h>
#include <asm/pci-direct.h>
#include <asm/iommu.h>
#include <asm/apic.h>
@@ -834,6 +835,7 @@ static int iommu_ga_log_enable(struct amd_iommu *iommu)
status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET);
if (status & (MMIO_STATUS_GALOG_RUN_MASK))
break;
+ udelay(10);
}
if (WARN_ON(i >= LOOP_TIMEOUT))