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8220312: Implementation: NUMA-Aware Memory Allocation for G1, Logging (3/3)

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Reviewed-by: kbarrett, sjohanss, tschatzl
This commit is contained in:
Sangheon Kim 2019-11-13 10:51:41 -08:00
parent eaa6355cb0
commit 46c3d43f83
25 changed files with 918 additions and 57 deletions
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19
src/hotspot/os/linux/os_linux.cpp
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@ -3008,17 +3008,13 @@ int os::numa_get_group_id() {
}
int os::numa_get_group_id_for_address(const void* address) {
#ifndef MPOL_F_NODE
#define MPOL_F_NODE (1<<0) // Return next IL mode instead of node mask
#endif
void** pages = const_cast<void**>(&address);
int id = -1;
#ifndef MPOL_F_ADDR
#define MPOL_F_ADDR (1<<1) // Look up VMA using address
#endif
int id = 0;
if (syscall(SYS_get_mempolicy, &id, NULL, 0, const_cast<void*>(address), MPOL_F_NODE | MPOL_F_ADDR) == -1) {
if (os::Linux::numa_move_pages(0, 1, pages, NULL, &id, 0) == -1) {
return -1;
}
if (id < 0) {
return -1;
}
return id;
@ -3152,6 +3148,8 @@ bool os::Linux::libnuma_init() {
libnuma_v2_dlsym(handle, "numa_get_membind")));
set_numa_get_interleave_mask(CAST_TO_FN_PTR(numa_get_interleave_mask_func_t,
libnuma_v2_dlsym(handle, "numa_get_interleave_mask")));
set_numa_move_pages(CAST_TO_FN_PTR(numa_move_pages_func_t,
libnuma_dlsym(handle, "numa_move_pages")));
if (numa_available() != -1) {
set_numa_all_nodes((unsigned long*)libnuma_dlsym(handle, "numa_all_nodes"));
@ -3286,6 +3284,7 @@ os::Linux::numa_bitmask_isbitset_func_t os::Linux::_numa_bitmask_isbitset;
os::Linux::numa_distance_func_t os::Linux::_numa_distance;
os::Linux::numa_get_membind_func_t os::Linux::_numa_get_membind;
os::Linux::numa_get_interleave_mask_func_t os::Linux::_numa_get_interleave_mask;
os::Linux::numa_move_pages_func_t os::Linux::_numa_move_pages;
os::Linux::NumaAllocationPolicy os::Linux::_current_numa_policy;
unsigned long* os::Linux::_numa_all_nodes;
struct bitmask* os::Linux::_numa_all_nodes_ptr;