s390/mm: rename POPULATE_ONE2ONE to POPULATE_DIRECT
authorHeiko Carstens <hca@linux.ibm.com>
Thu, 6 Apr 2023 11:31:28 +0000 (13:31 +0200)
committerVasily Gorbik <gor@linux.ibm.com>
Thu, 13 Apr 2023 15:36:28 +0000 (17:36 +0200)
Architectures generally use the "direct map" wording for mapping the whole
physical memory. Use that wording as well in arch/s390/boot/vmem.c, instead
of "one to one" in order to avoid confusion.

This also matches what is already done in arch/s390/mm/vmem.c.

Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
arch/s390/boot/vmem.c

index b01ea2abda03467c3bf99f4e652147adca72e5c6..df91d9065f7e96256ae636f54347536707c029c5 100644 (file)
@@ -19,7 +19,7 @@ unsigned long __bootdata_preserved(s390_invalid_asce);
 
 enum populate_mode {
        POPULATE_NONE,
-       POPULATE_ONE2ONE,
+       POPULATE_DIRECT,
        POPULATE_ABS_LOWCORE,
 #ifdef CONFIG_KASAN
        POPULATE_KASAN_MAP_SHADOW,
@@ -237,7 +237,7 @@ static unsigned long _pa(unsigned long addr, unsigned long size, enum populate_m
        switch (mode) {
        case POPULATE_NONE:
                return -1;
-       case POPULATE_ONE2ONE:
+       case POPULATE_DIRECT:
                return addr;
        case POPULATE_ABS_LOWCORE:
                return __abs_lowcore_pa(addr);
@@ -404,9 +404,9 @@ void setup_vmem(unsigned long asce_limit)
         * To prevent creation of a large page at address 0 first map
         * the lowcore and create the identity mapping only afterwards.
         */
-       pgtable_populate(0, sizeof(struct lowcore), POPULATE_ONE2ONE);
+       pgtable_populate(0, sizeof(struct lowcore), POPULATE_DIRECT);
        for_each_physmem_usable_range(i, &start, &end)
-               pgtable_populate(start, end, POPULATE_ONE2ONE);
+               pgtable_populate(start, end, POPULATE_DIRECT);
        pgtable_populate(__abs_lowcore, __abs_lowcore + sizeof(struct lowcore),
                         POPULATE_ABS_LOWCORE);
        pgtable_populate(__memcpy_real_area, __memcpy_real_area + PAGE_SIZE,