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vppinfra: add clib_mem_destroy_mspace(void *ms)

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Also clib_mem_destroy() to destroy the current mspace.

Handy when an application wants to make a memory allocation arena
disappear.

Type: improvement

Signed-off-by: Dave Barach <dave@barachs.net>
Change-Id: I020db902fbe2473545506fecbc230c2b048992f8
This commit is contained in:
Dave Barach
2020-08-28 10:39:00 -04:00
committed by Florin Coras
parent e6df80de41
commit 2b79341dca
2 changed files with 19 additions and 0 deletions
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2
src/vppinfra/mem.h
View File

@ -412,6 +412,8 @@ uword clib_mem_get_default_hugepage_size (void);
int clib_mem_get_fd_log2_page_size (int fd); int clib_mem_get_fd_log2_page_size (int fd);
uword clib_mem_vm_reserve (uword start, uword size, u32 log2_page_sz); uword clib_mem_vm_reserve (uword start, uword size, u32 log2_page_sz);
u64 *clib_mem_vm_get_paddr (void *mem, int log2_page_size, int n_pages); u64 *clib_mem_vm_get_paddr (void *mem, int log2_page_size, int n_pages);
void clib_mem_destroy_mspace (void *mspace);
void clib_mem_destroy (void);
typedef struct typedef struct
{ {

17
src/vppinfra/mem_dlmalloc.c
View File

@ -237,6 +237,23 @@ clib_mem_init_thread_safe (void *memory, uword memory_size)
1 /* do clib_mem_set_heap */ ); 1 /* do clib_mem_set_heap */ );
} }
void
clib_mem_destroy_mspace (void *mspace)
{
mheap_trace_main_t *tm = &mheap_trace_main;
if (tm->enabled && mspace == tm->current_traced_mheap)
tm->enabled = 0;
destroy_mspace (mspace);
}
void
clib_mem_destroy (void)
{
clib_mem_destroy_mspace (clib_mem_get_heap ());
}
void * void *
clib_mem_init_thread_safe_numa (void *memory, uword memory_size, u8 numa) clib_mem_init_thread_safe_numa (void *memory, uword memory_size, u8 numa)
{ {