[PATCH 3/4] xen: remove highmem remnants

From: Juergen Gross
Date: Thu Oct 28 2021 - 04:12:37 EST


There are some references to highmem left in Xen pv specific code which
can be removed.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
arch/x86/xen/enlighten_pv.c | 7 -------
arch/x86/xen/mmu_pv.c | 1 -
2 files changed, 8 deletions(-)

diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
index a7b7d674f500..fe19a398bc00 100644
--- a/arch/x86/xen/enlighten_pv.c
+++ b/arch/x86/xen/enlighten_pv.c
@@ -27,7 +27,6 @@
#include <linux/export.h>
#include <linux/mm.h>
#include <linux/page-flags.h>
-#include <linux/highmem.h>
#include <linux/pci.h>
#include <linux/gfp.h>
#include <linux/edd.h>
@@ -1245,12 +1244,6 @@ asmlinkage __visible void __init xen_start_kernel(void)
__supported_pte_mask &= ~_PAGE_GLOBAL;
__default_kernel_pte_mask &= ~_PAGE_GLOBAL;

- /*
- * Prevent page tables from being allocated in highmem, even
- * if CONFIG_HIGHPTE is enabled.
- */
- __userpte_alloc_gfp &= ~__GFP_HIGHMEM;
-
/* Get mfn list */
xen_build_dynamic_phys_to_machine();

diff --git a/arch/x86/xen/mmu_pv.c b/arch/x86/xen/mmu_pv.c
index 3359c23573c5..793870fb942a 100644
--- a/arch/x86/xen/mmu_pv.c
+++ b/arch/x86/xen/mmu_pv.c
@@ -41,7 +41,6 @@
* Jeremy Fitzhardinge <jeremy@xxxxxxxxxxxxx>, XenSource Inc, 2007
*/
#include <linux/sched/mm.h>
-#include <linux/highmem.h>
#include <linux/debugfs.h>
#include <linux/bug.h>
#include <linux/vmalloc.h>
--
2.26.2