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cmake: Add option for "mem: per-CPU allocator cache (ThunderX2 workaround)"

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Change-Id: I7156cf433b2081246d1d9b8e4fde489609676ef1
This commit is contained in:
Masamichi Takagi
2019-07-24 11:08:32 +09:00
parent c52370b959
commit f0bc1a6b07
5 changed files with 14 additions and 0 deletions
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4
lib/page_alloc.c
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@@ -609,6 +609,7 @@ unsigned long ihk_numa_alloc_pages(struct ihk_mc_numa_node *node,
unsigned long addr = 0;
mcs_lock_node_t mcs_node;
#ifdef ENABLE_PER_CPU_ALLOC_CACHE
/* Check CPU local cache first */
if (cpu_local_var_initialized) {
unsigned long irqflags;
@@ -624,6 +625,7 @@ unsigned long ihk_numa_alloc_pages(struct ihk_mc_numa_node *node,
return addr;
}
}
#endif
mcs_lock_lock(&node->lock, &mcs_node);
@@ -652,6 +654,7 @@ void ihk_numa_free_pages(struct ihk_mc_numa_node *node,
{
mcs_lock_node_t mcs_node;
#ifdef ENABLE_PER_CPU_ALLOC_CACHE
/* CPU local cache */
if (cpu_local_var_initialized) {
unsigned long irqflags;
@@ -670,6 +673,7 @@ void ihk_numa_free_pages(struct ihk_mc_numa_node *node,
return;
}
}
#endif
if (addr < node->min_addr ||
(addr + (npages << PAGE_SHIFT)) > node->max_addr) {