[Xen-changelog] [xen staging] passthrough/amd: Drop "IOMMU not found" message

[patchbot@xxxxxxx]

commit ef04aa69f06d38b8852d6cca02d13aaf3deaa74c
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Mon Aug 5 17:40:36 2019 +0100
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Wed Aug 7 10:43:01 2019 +0100

    passthrough/amd: Drop "IOMMU not found" message
    
    Since c/s 9fa94e10585 "x86/ACPI: also parse AMD IOMMU tables early", this
    function is unconditionally called in all cases where a DMAR ACPI table
    doesn't exist.
    
    As a consequnce, "AMD-Vi: IOMMU not found!" is printed in all cases where an
    IOMMU isn't present, even on non-AMD systems.  Drop the message - it isn't
    terribly interesting anyway, and is now misleading is a number of common
    cases.
    
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Brian Woods <brian.woods@xxxxxxx>
---
 xen/drivers/passthrough/amd/pci_amd_iommu.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/xen/drivers/passthrough/amd/pci_amd_iommu.c 
b/xen/drivers/passthrough/amd/pci_amd_iommu.c
index b3e1933b53..3bcfcc8404 100644
--- a/xen/drivers/passthrough/amd/pci_amd_iommu.c
+++ b/xen/drivers/passthrough/amd/pci_amd_iommu.c
@@ -155,7 +155,6 @@ int __init acpi_ivrs_init(void)
 
     if ( (amd_iommu_detect_acpi() !=0) || (iommu_found() == 0) )
     {
-        printk("AMD-Vi: IOMMU not found!\n");
         iommu_intremap = 0;
         return -ENODEV;
     }
--
generated by git-patchbot for /home/xen/git/xen.git#staging

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