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xen: Drop CONFIG_XEN_AUTO_XLATE

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CONFIG_XEN_AUTO_XLATE is referenced only in code built with CONFIG_XEN
enabled. As it is enabled for all architectures supporting Xen, it can
be just dropped.

Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Juergen Gross <jgross@suse.com>
Message-ID: <20260805082137.1214967-4-jgross@suse.com>
This commit is contained in:
Juergen Gross
2026-08-05 10:21:36 +02:00
parent 0d91b71af9
commit 4d3d4ee612
4 changed files with 3 additions and 31 deletions
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6
drivers/xen/Kconfig
View File

@@ -309,12 +309,6 @@ config XEN_EFI
def_bool y
depends on (ARM || ARM64 || X86_64) && EFI
config XEN_AUTO_XLATE
def_bool y
depends on ARM || ARM64 || X86
help
Support for auto-translated physmap guests.
config XEN_ACPI
def_bool y
depends on X86 && ACPI

2
drivers/xen/Makefile
View File

@@ -2,6 +2,7 @@
obj-$(CONFIG_HOTPLUG_CPU) += cpu_hotplug.o
obj-y += grant-table.o features.o balloon.o manage.o time.o
obj-y += mem-reservation.o
obj-y += xlate_mmu.o
obj-y += events/
obj-y += xenbus/
@@ -29,7 +30,6 @@ obj-$(CONFIG_XEN_PRIVCMD) += xen-privcmd.o
obj-$(CONFIG_XEN_ACPI_PROCESSOR) += xen-acpi-processor.o
obj-$(CONFIG_XEN_EFI) += efi.o
obj-$(CONFIG_XEN_SCSI_BACKEND) += xen-scsiback.o
obj-$(CONFIG_XEN_AUTO_XLATE) += xlate_mmu.o
obj-$(CONFIG_XEN_PVCALLS_BACKEND) += pvcalls-back.o
obj-$(CONFIG_XEN_PVCALLS_FRONTEND) += pvcalls-front.o
xen-evtchn-y := evtchn.o

4
drivers/xen/privcmd.c
View File

@@ -794,7 +794,7 @@ static long privcmd_ioctl_mmap_resource(struct file *file,
goto out;
}
if (IS_ENABLED(CONFIG_XEN_AUTO_XLATE) && !xen_pv_domain()) {
if (!xen_pv_domain()) {
unsigned int nr = DIV_ROUND_UP(kdata.num, XEN_PFN_PER_PAGE);
struct page **pages;
unsigned int i;
@@ -825,7 +825,7 @@ static long privcmd_ioctl_mmap_resource(struct file *file,
if (rc)
goto out;
if (IS_ENABLED(CONFIG_XEN_AUTO_XLATE) && !xen_pv_domain()) {
if (!xen_pv_domain()) {
rc = xen_remap_vma_range(vma, kdata.addr, kdata.num << PAGE_SHIFT);
} else {
unsigned int domid =

22
include/xen/xen-ops.h
View File

@@ -59,7 +59,6 @@ static inline int xen_remap_pfn(struct vm_area_struct *vma, unsigned long addr,
struct vm_area_struct;
#ifdef CONFIG_XEN_AUTO_XLATE
int xen_xlate_remap_gfn_array(struct vm_area_struct *vma,
unsigned long addr,
xen_pfn_t *gfn, int nr,
@@ -68,27 +67,6 @@ int xen_xlate_remap_gfn_array(struct vm_area_struct *vma,
struct page **pages);
int xen_xlate_unmap_gfn_range(struct vm_area_struct *vma,
int nr, struct page **pages);
#else
/*
* These two functions are called from arch/x86/xen/mmu.c and so stubs
* are needed for a configuration not specifying CONFIG_XEN_AUTO_XLATE.
*/
static inline int xen_xlate_remap_gfn_array(struct vm_area_struct *vma,
unsigned long addr,
xen_pfn_t *gfn, int nr,
int *err_ptr, pgprot_t prot,
unsigned int domid,
struct page **pages)
{
return -EOPNOTSUPP;
}
static inline int xen_xlate_unmap_gfn_range(struct vm_area_struct *vma,
int nr, struct page **pages)
{
return -EOPNOTSUPP;
}
#endif
int xen_remap_vma_range(struct vm_area_struct *vma, unsigned long addr,
unsigned long len);