kiper220/mimalloc
1
0
Fork 0
mirror of https://github.com/microsoft/mimalloc.git synced 2025-07-06 19:38:41 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

check for running in a threadpool to disable page reclaim

Browse source
This commit is contained in:
daanx 2024-12-07 17:11:11 -08:00
parent d0c86f3f0e
commit c33de86da3
12 changed files with 80 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

12
src/arena.c
View file

@ -585,21 +585,25 @@ static mi_page_t* mi_arena_page_alloc_fresh(size_t slice_count, size_t block_siz
mi_assert_internal(_mi_is_aligned(page, MI_PAGE_ALIGN));
mi_assert_internal(!os_align || _mi_is_aligned((uint8_t*)page + page_alignment, block_alignment));
// claimed free slices: initialize the page partly
// claimed free slices: initialize the page partly
if (!memid.initially_zero) {
mi_track_mem_undefined(page, slice_count * MI_ARENA_SLICE_SIZE);
_mi_memzero_aligned(page, sizeof(*page));
}
#if MI_DEBUG > 1
else {
mi_track_mem_defined(page, slice_count * MI_ARENA_SLICE_SIZE);
}
#if MI_DEBUG > 1
if (memid.initially_zero) {
if (!mi_mem_is_zero(page, mi_size_of_slices(slice_count))) {
_mi_error_message(EFAULT, "page memory was not zero initialized!\n");
_mi_error_message(EFAULT, "internal error: page memory was not zero initialized.\n");
memid.initially_zero = false;
_mi_memzero_aligned(page, sizeof(*page));
}
}
#endif
if (MI_PAGE_INFO_SIZE < _mi_align_up(sizeof(*page), MI_PAGE_MIN_BLOCK_ALIGN)) {
_mi_error_message(EFAULT, "fatal internal error: MI_PAGE_INFO_SIZE is too small\n");
_mi_error_message(EFAULT, "fatal internal error: MI_PAGE_INFO_SIZE is too small.\n");
};
const size_t block_start = (os_align ? MI_PAGE_ALIGN : MI_PAGE_INFO_SIZE);
const size_t reserved = (os_align ? 1 : (mi_size_of_slices(slice_count) - block_start) / block_size);