| Message ID | 20220614120231.48165-2-kirill.shutemov@linux.intel.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | mm, x86/cc: Implement support for unaccepted memory | expand |
On 6/14/22 05:02, Kirill A. Shutemov wrote: > Replace multiple __pa()/__va() definitions with a single one in misc.h. > > Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> > Reviewed-by: David Hildenbrand <david@redhat.com> > Reviewed-by: Mike Rapoport <rppt@linux.ibm.com> > --- > arch/x86/boot/compressed/ident_map_64.c | 8 -------- > arch/x86/boot/compressed/misc.h | 9 +++++++++ > arch/x86/boot/compressed/sev.c | 2 -- > 3 files changed, 9 insertions(+), 10 deletions(-) Reviewed-by: Dave Hansen <dave.hansen@linux.intel.com>
diff --git a/arch/x86/boot/compressed/ident_map_64.c b/arch/x86/boot/compressed/ident_map_64.c index 44c350d627c7..66a2e992c5f5 100644 --- a/arch/x86/boot/compressed/ident_map_64.c +++ b/arch/x86/boot/compressed/ident_map_64.c @@ -8,14 +8,6 @@ * Copyright (C) 2016 Kees Cook */ -/* - * Since we're dealing with identity mappings, physical and virtual - * addresses are the same, so override these defines which are ultimately - * used by the headers in misc.h. - */ -#define __pa(x) ((unsigned long)(x)) -#define __va(x) ((void *)((unsigned long)(x))) - /* No PAGE_TABLE_ISOLATION support needed either: */ #undef CONFIG_PAGE_TABLE_ISOLATION diff --git a/arch/x86/boot/compressed/misc.h b/arch/x86/boot/compressed/misc.h index 4910bf230d7b..245cf8f2a0bd 100644 --- a/arch/x86/boot/compressed/misc.h +++ b/arch/x86/boot/compressed/misc.h @@ -19,6 +19,15 @@ /* cpu_feature_enabled() cannot be used this early */ #define USE_EARLY_PGTABLE_L5 +/* + * Boot stub deals with identity mappings, physical and virtual addresses are + * the same, so override these defines. + * + * <asm/page.h> will not define them if they are already defined. + */ +#define __pa(x) ((unsigned long)(x)) +#define __va(x) ((void *)((unsigned long)(x))) + #include <linux/linkage.h> #include <linux/screen_info.h> #include <linux/elf.h> diff --git a/arch/x86/boot/compressed/sev.c b/arch/x86/boot/compressed/sev.c index 52f989f6acc2..730c4677e9db 100644 --- a/arch/x86/boot/compressed/sev.c +++ b/arch/x86/boot/compressed/sev.c @@ -104,9 +104,7 @@ static enum es_result vc_read_mem(struct es_em_ctxt *ctxt, } #undef __init -#undef __pa #define __init -#define __pa(x) ((unsigned long)(x)) #define __BOOT_COMPRESSED