diff mbox series

[2/8] VT-d: drop ROOT_ENTRY_NR

Message ID ad944163-e8cb-6ecc-7e6f-400f9e8cd4bd@suse.com (mailing list archive)
State New, archived
Headers show
Series IOMMU: assorted follow-on to XSA-400 | expand

Commit Message

Jan Beulich April 11, 2022, 9:36 a.m. UTC 
It's not only misplaced, but entirely unused.

Signed-off-by: Jan Beulich <jbeulich@suse.com>

Comments

Roger Pau Monné April 12, 2022, 8:20 a.m. UTC | #1 
On Mon, Apr 11, 2022 at 11:36:23AM +0200, Jan Beulich wrote:
> It's not only misplaced, but entirely unused.
> 
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Reviewed-by: Roger Pau Monné <roger.pau@citrix.com>

Thanks, Roger.
Tian, Kevin April 20, 2022, 6:22 a.m. UTC | #2 
> From: Jan Beulich <jbeulich@suse.com>
> Sent: Monday, April 11, 2022 5:36 PM
> 
> It's not only misplaced, but entirely unused.
> 
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Reviewed-by: Kevin Tian <kevin.tian@intel.com>

> 
> --- a/xen/drivers/passthrough/vtd/iommu.h
> +++ b/xen/drivers/passthrough/vtd/iommu.h
> @@ -204,7 +204,6 @@ struct context_entry {
>          __uint128_t full;
>      };
>  };
> -#define ROOT_ENTRY_NR (PAGE_SIZE_4K/sizeof(struct root_entry))
>  #define context_present(c) ((c).lo & 1)
>  #define context_fault_disable(c) (((c).lo >> 1) & 1)
>  #define context_translation_type(c) (((c).lo >> 2) & 3)
diff mbox series

Patch

--- a/xen/drivers/passthrough/vtd/iommu.h
+++ b/xen/drivers/passthrough/vtd/iommu.h
@@ -204,7 +204,6 @@  struct context_entry {
         __uint128_t full;
     };
 };
-#define ROOT_ENTRY_NR (PAGE_SIZE_4K/sizeof(struct root_entry))
 #define context_present(c) ((c).lo & 1)
 #define context_fault_disable(c) (((c).lo >> 1) & 1)
 #define context_translation_type(c) (((c).lo >> 2) & 3)