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Revised PAGE_MAX_SIZE case

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Nobuyoshi Nakada 2021-05-06 11:38:14 +09:00
parent a1fdc5f71c
commit 0dd9ac7721
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1 changed files with 4 additions and 1 deletions
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5
gc.c
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@ -839,6 +839,9 @@ enum {
# if HAVE_CONST_PAGE_SIZE # if HAVE_CONST_PAGE_SIZE
/* If we have the HEAP_PAGE and it is a constant, then we can directly use it. */ /* If we have the HEAP_PAGE and it is a constant, then we can directly use it. */
# define USE_MMAP_ALIGNED_ALLOC (PAGE_SIZE <= HEAP_PAGE_SIZE) # define USE_MMAP_ALIGNED_ALLOC (PAGE_SIZE <= HEAP_PAGE_SIZE)
# elif defined(PAGE_MAX_SIZE) && (PAGE_MAX_SIZE <= HEAP_PAGE_SIZE)
/* PAGE_SIZE <= HEAP_PAGE_SIZE */
# define USE_MMAP_ALIGNED_ALLOC 1
# else # else
/* Otherwise, fall back to determining if we can use mmap during runtime. */ /* Otherwise, fall back to determining if we can use mmap during runtime. */
# define USE_MMAP_ALIGNED_ALLOC (use_mmap_aligned_alloc != false) # define USE_MMAP_ALIGNED_ALLOC (use_mmap_aligned_alloc != false)
@ -3210,7 +3213,7 @@ Init_heap(void)
{ {
rb_objspace_t *objspace = &rb_objspace; rb_objspace_t *objspace = &rb_objspace;
#if defined(HAVE_MMAP) && !HAVE_CONST_PAGE_SIZE #if defined(HAVE_MMAP) && !HAVE_CONST_PAGE_SIZE && !defined(PAGE_MAX_SIZE)
/* Need to determine if we can use mmap at runtime. */ /* Need to determine if we can use mmap at runtime. */
# ifdef PAGE_SIZE # ifdef PAGE_SIZE
/* If the PAGE_SIZE macro can be used. */ /* If the PAGE_SIZE macro can be used. */