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-rw-r--r--linux-core/drm_compat.c2
-rw-r--r--linux-core/drm_compat.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/linux-core/drm_compat.c b/linux-core/drm_compat.c
index eb6c5d81..d4044cbd 100644
--- a/linux-core/drm_compat.c
+++ b/linux-core/drm_compat.c
@@ -730,7 +730,7 @@ void *idr_replace(struct idr *idp, void *ptr, int id)
EXPORT_SYMBOL(idr_replace);
#endif
-#if defined(DRM_KMAP_ATOMIC_PROT_PFN)
+#if defined(DRM_KMAP_ATOMIC_PROT_PFN) && defined(CONFIG_HIMEM)
#define drm_kmap_get_fixmap_pte(vaddr) \
pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k(vaddr), vaddr), (vaddr)), (vaddr))
diff --git a/linux-core/drm_compat.h b/linux-core/drm_compat.h
index 08892e6b..136a7296 100644
--- a/linux-core/drm_compat.h
+++ b/linux-core/drm_compat.h
@@ -328,7 +328,7 @@ void *idr_replace(struct idr *idp, void *ptr, int id);
typedef _Bool bool;
#endif
-#if (defined(CONFIG_X86) && defined(CONFIG_X86_32))
+#if (defined(CONFIG_X86) && defined(CONFIG_X86_32) && defined(CONFIG_HIMEM))
#define DRM_KMAP_ATOMIC_PROT_PFN
extern void *kmap_atomic_prot_pfn(unsigned long pfn, enum km_type type,
pgprot_t protection);