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authorJuergen Gross <jgross@suse.com>2025-08-26 16:56:07 +0200
committerJuergen Gross <jgross@suse.com>2025-09-08 17:01:36 +0200
commit0f4283123fe1e6016296048d0fdcfce615047a13 (patch)
tree6e073d82ff1cc58b732f97cdb6a543b1618fb47f /drivers/xen/grant-table.c
parent34c605fe53d49886d2741223b12950a33bdf2acf (diff)
xen: replace XENFEAT_auto_translated_physmap with xen_pv_domain()
Instead of testing the XENFEAT_auto_translated_physmap feature, just use !xen_pv_domain() which is equivalent. This has the advantage that a kernel not built with CONFIG_XEN_PV will be smaller due to dead code elimination. Reviewed-by: Jason Andryuk <jason.andryuk@amd.com> Signed-off-by: Juergen Gross <jgross@suse.com> Message-ID: <20250826145608.10352-3-jgross@suse.com>
Diffstat (limited to 'drivers/xen/grant-table.c')
-rw-r--r--drivers/xen/grant-table.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c
index 04a6b470b15d..478d2ad725ac 100644
--- a/drivers/xen/grant-table.c
+++ b/drivers/xen/grant-table.c
@@ -1449,7 +1449,7 @@ static int gnttab_map(unsigned int start_idx, unsigned int end_idx)
unsigned int nr_gframes = end_idx + 1;
int rc;
- if (xen_feature(XENFEAT_auto_translated_physmap)) {
+ if (!xen_pv_domain()) {
struct xen_add_to_physmap xatp;
unsigned int i = end_idx;
rc = 0;
@@ -1570,7 +1570,7 @@ static int gnttab_setup(void)
if (max_nr_gframes < nr_grant_frames)
return -ENOSYS;
- if (xen_feature(XENFEAT_auto_translated_physmap) && gnttab_shared.addr == NULL) {
+ if (!xen_pv_domain() && gnttab_shared.addr == NULL) {
gnttab_shared.addr = xen_auto_xlat_grant_frames.vaddr;
if (gnttab_shared.addr == NULL) {
pr_warn("gnttab share frames is not mapped!\n");
@@ -1588,7 +1588,7 @@ int gnttab_resume(void)
int gnttab_suspend(void)
{
- if (!xen_feature(XENFEAT_auto_translated_physmap))
+ if (xen_pv_domain())
gnttab_interface->unmap_frames();
return 0;
}