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-rw-r--r--src/vppinfra/CMakeLists.txt9
-rw-r--r--src/vppinfra/bihash_template.c1
-rw-r--r--src/vppinfra/config.h.in1
-rw-r--r--src/vppinfra/mem.h54
-rw-r--r--src/vppinfra/mem_dlmalloc.c64
-rw-r--r--src/vppinfra/os.h13
-rw-r--r--src/vppinfra/pool.h35
-rw-r--r--src/vppinfra/unix-misc.c1
-rw-r--r--src/vppinfra/vec.c19
-rw-r--r--src/vppinfra/vec.h113
-rw-r--r--src/vppinfra/vec_bootstrap.h32
11 files changed, 282 insertions, 60 deletions
diff --git a/src/vppinfra/CMakeLists.txt b/src/vppinfra/CMakeLists.txt
index 1c234cce234..60e6eeff9fe 100644
--- a/src/vppinfra/CMakeLists.txt
+++ b/src/vppinfra/CMakeLists.txt
@@ -24,6 +24,13 @@ else(VPP_USE_DLMALLOC)
set(DLMALLOC 0)
endif(VPP_USE_DLMALLOC)
+find_library(NUMA numa)
+if (NUMA)
+ set(NUMA_LIBRARY_FOUND 1)
+else(NUMA)
+ set(NUMA_LIBRARY_FOUND 0)
+endif()
+
configure_file(
${CMAKE_SOURCE_DIR}/vppinfra/config.h.in
${CMAKE_BINARY_DIR}/vppinfra/config.h
@@ -210,7 +217,7 @@ endif(VPP_USE_DLMALLOC)
add_vpp_library(vppinfra
SOURCES ${VPPINFRA_SRCS}
- LINK_LIBRARIES m
+ LINK_LIBRARIES m ${NUMA}
INSTALL_HEADERS ${VPPINFRA_HEADERS}
COMPONENT libvppinfra
)
diff --git a/src/vppinfra/bihash_template.c b/src/vppinfra/bihash_template.c
index dda35969058..2b378427ce8 100644
--- a/src/vppinfra/bihash_template.c
+++ b/src/vppinfra/bihash_template.c
@@ -179,7 +179,6 @@ void BV (clib_bihash_master_init_svm)
sizeof (vec_header_t) +
BIHASH_FREELIST_LENGTH * sizeof (u64));
freelist_vh->len = BIHASH_FREELIST_LENGTH;
- freelist_vh->dlmalloc_header_offset = 0xDEADBEEF;
h->sh->freelists_as_u64 =
(u64) BV (clib_bihash_get_offset) (h, freelist_vh->vector_data);
h->freelists = (void *) (freelist_vh->vector_data);
diff --git a/src/vppinfra/config.h.in b/src/vppinfra/config.h.in
index a7a22a6a992..b2366630447 100644
--- a/src/vppinfra/config.h.in
+++ b/src/vppinfra/config.h.in
@@ -21,6 +21,7 @@
#endif
#define USE_DLMALLOC @DLMALLOC@
+#define HAVE_NUMA_LIBRARY @NUMA_LIBRARY_FOUND@
#define CLIB_TARGET_TRIPLET "@CMAKE_C_COMPILER_TARGET@"
#endif
diff --git a/src/vppinfra/mem.h b/src/vppinfra/mem.h
index d4819b7f989..5492e106d91 100644
--- a/src/vppinfra/mem.h
+++ b/src/vppinfra/mem.h
@@ -56,9 +56,46 @@
#include <vppinfra/sanitizer.h>
#define CLIB_MAX_MHEAPS 256
+#define CLIB_MAX_NUMAS 8
+
+/* Unspecified NUMA socket */
+#define VEC_NUMA_UNSPECIFIED (0xFF)
/* Per CPU heaps. */
extern void *clib_per_cpu_mheaps[CLIB_MAX_MHEAPS];
+extern void *clib_per_numa_mheaps[CLIB_MAX_NUMAS];
+
+always_inline void *
+clib_mem_get_per_cpu_heap (void)
+{
+ int cpu = os_get_thread_index ();
+ return clib_per_cpu_mheaps[cpu];
+}
+
+always_inline void *
+clib_mem_set_per_cpu_heap (u8 * new_heap)
+{
+ int cpu = os_get_thread_index ();
+ void *old = clib_per_cpu_mheaps[cpu];
+ clib_per_cpu_mheaps[cpu] = new_heap;
+ return old;
+}
+
+always_inline void *
+clib_mem_get_per_numa_heap (u32 numa_id)
+{
+ ASSERT (numa_id >= 0 && numa_id < ARRAY_LEN (clib_per_numa_mheaps));
+ return clib_per_numa_mheaps[numa_id];
+}
+
+always_inline void *
+clib_mem_set_per_numa_heap (u8 * new_heap)
+{
+ int numa = os_get_numa_index ();
+ void *old = clib_per_numa_mheaps[numa];
+ clib_per_numa_mheaps[numa] = new_heap;
+ return old;
+}
always_inline void
clib_mem_set_thread_index (void)
@@ -81,22 +118,6 @@ clib_mem_set_thread_index (void)
ASSERT (__os_thread_index > 0);
}
-always_inline void *
-clib_mem_get_per_cpu_heap (void)
-{
- int cpu = os_get_thread_index ();
- return clib_per_cpu_mheaps[cpu];
-}
-
-always_inline void *
-clib_mem_set_per_cpu_heap (u8 * new_heap)
-{
- int cpu = os_get_thread_index ();
- void *old = clib_per_cpu_mheaps[cpu];
- clib_per_cpu_mheaps[cpu] = new_heap;
- return old;
-}
-
always_inline uword
clib_mem_size_nocheck (void *p)
{
@@ -287,6 +308,7 @@ clib_mem_set_heap (void *heap)
void *clib_mem_init (void *heap, uword size);
void *clib_mem_init_thread_safe (void *memory, uword memory_size);
+void *clib_mem_init_thread_safe_numa (void *memory, uword memory_size);
void clib_mem_exit (void);
diff --git a/src/vppinfra/mem_dlmalloc.c b/src/vppinfra/mem_dlmalloc.c
index 68901a5530a..38226e26f8f 100644
--- a/src/vppinfra/mem_dlmalloc.c
+++ b/src/vppinfra/mem_dlmalloc.c
@@ -20,8 +20,10 @@
#include <vppinfra/hash.h>
#include <vppinfra/elf_clib.h>
#include <vppinfra/sanitizer.h>
+#include <numaif.h>
void *clib_per_cpu_mheaps[CLIB_MAX_MHEAPS];
+void *clib_per_numa_mheaps[CLIB_MAX_NUMAS];
typedef struct
{
@@ -202,8 +204,8 @@ mheap_trace_main_free (mheap_trace_main_t * tm)
/* Initialize CLIB heap based on memory/size given by user.
Set memory to 0 and CLIB will try to allocate its own heap. */
-void *
-clib_mem_init (void *memory, uword memory_size)
+static void *
+clib_mem_init_internal (void *memory, uword memory_size, int set_heap)
{
u8 *heap;
@@ -217,7 +219,8 @@ clib_mem_init (void *memory, uword memory_size)
CLIB_MEM_POISON (mspace_least_addr (heap), mspace_footprint (heap));
- clib_mem_set_heap (heap);
+ if (set_heap)
+ clib_mem_set_heap (heap);
if (mheap_trace_main.lock == 0)
clib_spinlock_init (&mheap_trace_main.lock);
@@ -226,9 +229,62 @@ clib_mem_init (void *memory, uword memory_size)
}
void *
+clib_mem_init (void *memory, uword memory_size)
+{
+ return clib_mem_init_internal (memory, memory_size,
+ 1 /* do clib_mem_set_heap */ );
+}
+
+void *
clib_mem_init_thread_safe (void *memory, uword memory_size)
{
- return clib_mem_init (memory, memory_size);
+ return clib_mem_init_internal (memory, memory_size,
+ 1 /* do clib_mem_set_heap */ );
+}
+
+void *
+clib_mem_init_thread_safe_numa (void *memory, uword memory_size)
+{
+ void *heap;
+ unsigned long this_numa;
+
+ heap =
+ clib_mem_init_internal (memory, memory_size,
+ 0 /* do NOT clib_mem_set_heap */ );
+
+ ASSERT (heap);
+
+ this_numa = os_get_numa_index ();
+
+#if HAVE_NUMA_LIBRARY > 0
+ unsigned long nodemask = 1 << this_numa;
+ void *page_base;
+ unsigned long page_mask;
+ long rv;
+
+ /*
+ * Bind the heap to the current thread's NUMA node.
+ * heap is not naturally page-aligned, so fix it.
+ */
+
+ page_mask = ~(clib_mem_get_page_size () - 1);
+ page_base = (void *) (((unsigned long) heap) & page_mask);
+
+ clib_warning ("Bind heap at %llx size %llx to NUMA numa %d",
+ page_base, memory_size, this_numa);
+
+ rv = mbind (page_base, memory_size, MPOL_BIND /* mode */ ,
+ &nodemask /* nodemask */ ,
+ BITS (nodemask) /* max node number */ ,
+ MPOL_MF_MOVE /* flags */ );
+
+ if (rv < 0)
+ clib_unix_warning ("mbind");
+#else
+ clib_warning ("mbind unavailable, can't bind to numa %d", this_numa);
+#endif
+
+ return heap;
}
u8 *
diff --git a/src/vppinfra/os.h b/src/vppinfra/os.h
index 50a4ad97c93..cd3b4289da6 100644
--- a/src/vppinfra/os.h
+++ b/src/vppinfra/os.h
@@ -57,6 +57,7 @@ void os_out_of_memory (void);
f64 os_cpu_clock_frequency (void);
extern __thread uword __os_thread_index;
+extern __thread uword __os_numa_index;
static_always_inline uword
os_get_thread_index (void)
@@ -71,6 +72,18 @@ os_set_thread_index (uword thread_index)
}
static_always_inline uword
+os_get_numa_index (void)
+{
+ return __os_numa_index;
+}
+
+static_always_inline void
+os_set_numa_index (uword numa_index)
+{
+ __os_numa_index = numa_index;
+}
+
+static_always_inline uword
os_get_cpu_number (void) __attribute__ ((deprecated));
static_always_inline uword
diff --git a/src/vppinfra/pool.h b/src/vppinfra/pool.h
index e6ffe1e874a..db950d27d18 100644
--- a/src/vppinfra/pool.h
+++ b/src/vppinfra/pool.h
@@ -185,12 +185,13 @@ pool_free_elts (void *v)
First search free list. If nothing is free extend vector of objects.
*/
-#define _pool_get_aligned_internal(P,E,A,Z) \
+#define _pool_get_aligned_internal_numa(P,E,A,Z,N) \
do { \
pool_header_t * _pool_var (p) = pool_header (P); \
uword _pool_var (l); \
\
- STATIC_ASSERT(A==0 || ((A % sizeof(P[0]))==0) || ((sizeof(P[0]) % A) == 0), \
+ STATIC_ASSERT(A==0 || ((A % sizeof(P[0]))==0) \
+ || ((sizeof(P[0]) % A) == 0), \
"Pool aligned alloc of incorrectly sized object"); \
_pool_var (l) = 0; \
if (P) \
@@ -199,11 +200,12 @@ do { \
if (_pool_var (l) > 0) \
{ \
/* Return free element from free list. */ \
- uword _pool_var (i) = _pool_var (p)->free_indices[_pool_var (l) - 1]; \
+ uword _pool_var (i) = \
+ _pool_var (p)->free_indices[_pool_var (l) - 1]; \
(E) = (P) + _pool_var (i); \
- _pool_var (p)->free_bitmap = \
- clib_bitmap_andnoti_notrim (_pool_var (p)->free_bitmap, \
- _pool_var (i)); \
+ _pool_var (p)->free_bitmap = \
+ clib_bitmap_andnoti_notrim (_pool_var (p)->free_bitmap, \
+ _pool_var (i)); \
_vec_len (_pool_var (p)->free_indices) = _pool_var (l) - 1; \
CLIB_MEM_UNPOISON((E), sizeof((E)[0])); \
} \
@@ -216,17 +218,30 @@ do { \
os_out_of_memory(); \
} \
/* Nothing on free list, make a new element and return it. */ \
- P = _vec_resize (P, \
+ P = _vec_resize_numa (P, \
/* length_increment */ 1, \
/* new size */ (vec_len (P) + 1) * sizeof (P[0]), \
pool_aligned_header_bytes, \
- /* align */ (A)); \
+ /* align */ (A), \
+ /* numa */ (N)); \
E = vec_end (P) - 1; \
- } \
+ } \
if (Z) \
- memset(E, 0, sizeof(*E)); \
+ memset(E, 0, sizeof(*E)); \
} while (0)
+#define pool_get_aligned_zero_numa(P,E,A,Z,S) \
+ _pool_get_aligned_internal_numa(P,E,A,Z,S)
+
+#define pool_get_aligned_numa(P,E,A,S) \
+ _pool_get_aligned_internal_numa(P,E,A,0/*zero*/,S)
+
+#define pool_get_numa(P,E,S) \
+ _pool_get_aligned_internal_numa(P,E,0/*align*/,0/*zero*/,S)
+
+#define _pool_get_aligned_internal(P,E,A,Z) \
+ _pool_get_aligned_internal_numa(P,E,A,Z,VEC_NUMA_UNSPECIFIED)
+
/** Allocate an object E from a pool P with alignment A */
#define pool_get_aligned(P,E,A) _pool_get_aligned_internal(P,E,A,0)
diff --git a/src/vppinfra/unix-misc.c b/src/vppinfra/unix-misc.c
index f693102c65a..54016ed74f4 100644
--- a/src/vppinfra/unix-misc.c
+++ b/src/vppinfra/unix-misc.c
@@ -46,6 +46,7 @@
#include <stdio.h> /* for sprintf */
__thread uword __os_thread_index = 0;
+__thread uword __os_numa_index = 0;
clib_error_t *
clib_file_n_bytes (char *file, uword * result)
diff --git a/src/vppinfra/vec.c b/src/vppinfra/vec.c
index 16372e9ef22..2ee78952d19 100644
--- a/src/vppinfra/vec.c
+++ b/src/vppinfra/vec.c
@@ -44,16 +44,24 @@ void *
vec_resize_allocate_memory (void *v,
word length_increment,
uword data_bytes,
- uword header_bytes, uword data_align)
+ uword header_bytes, uword data_align,
+ uword numa_id)
{
vec_header_t *vh = _vec_find (v);
uword old_alloc_bytes, new_alloc_bytes;
void *old, *new;
+ void *oldheap;
header_bytes = vec_header_bytes (header_bytes);
data_bytes += header_bytes;
+ if (PREDICT_FALSE (numa_id != VEC_NUMA_UNSPECIFIED))
+ {
+ oldheap = clib_mem_get_per_cpu_heap ();
+ clib_mem_set_per_cpu_heap (clib_mem_get_per_numa_heap (numa_id));
+ }
+
if (!v)
{
new = clib_mem_alloc_aligned_at_offset (data_bytes, data_align, header_bytes, 1 /* yes, call os_out_of_memory */
@@ -64,6 +72,9 @@ vec_resize_allocate_memory (void *v,
CLIB_MEM_POISON (new + data_bytes, new_alloc_bytes - data_bytes);
v = new + header_bytes;
_vec_len (v) = length_increment;
+ _vec_numa (v) = numa_id;
+ if (PREDICT_FALSE (numa_id != VEC_NUMA_UNSPECIFIED))
+ clib_mem_set_per_cpu_heap (oldheap);
return v;
}
@@ -79,6 +90,8 @@ vec_resize_allocate_memory (void *v,
if (data_bytes <= old_alloc_bytes)
{
CLIB_MEM_UNPOISON (v, data_bytes);
+ if (PREDICT_FALSE (numa_id != VEC_NUMA_UNSPECIFIED))
+ clib_mem_set_per_cpu_heap (oldheap);
return v;
}
@@ -110,6 +123,10 @@ vec_resize_allocate_memory (void *v,
memset (v + old_alloc_bytes, 0, new_alloc_bytes - old_alloc_bytes);
CLIB_MEM_POISON (new + data_bytes, new_alloc_bytes - data_bytes);
+ _vec_numa ((v + header_bytes)) = numa_id;
+ if (PREDICT_FALSE (numa_id != VEC_NUMA_UNSPECIFIED))
+ clib_mem_set_per_cpu_heap (oldheap);
+
return v + header_bytes;
}
diff --git a/src/vppinfra/vec.h b/src/vppinfra/vec.h
index 021b2295964..9054eaa5e57 100644
--- a/src/vppinfra/vec.h
+++ b/src/vppinfra/vec.h
@@ -96,12 +96,14 @@
@param data_bytes requested size in bytes
@param header_bytes header size in bytes (may be zero)
@param data_align alignment (may be zero)
+ @param numa_id numa id (may be zero)
@return v_prime pointer to resized vector, may or may not equal v
*/
void *vec_resize_allocate_memory (void *v,
word length_increment,
uword data_bytes,
- uword header_bytes, uword data_align);
+ uword header_bytes, uword data_align,
+ uword numa_id);
/** \brief Low-level vector resize function, usually not called directly
@@ -110,19 +112,25 @@ void *vec_resize_allocate_memory (void *v,
@param data_bytes requested size in bytes
@param header_bytes header size in bytes (may be zero)
@param data_align alignment (may be zero)
+ @param numa_id (may be ~0)
@return v_prime pointer to resized vector, may or may not equal v
*/
-#define _vec_resize(V,L,DB,HB,A) \
- _vec_resize_inline(V,L,DB,HB,clib_max((__alignof__((V)[0])),(A)))
+#define _vec_resize_numa(V,L,DB,HB,A,S) \
+ _vec_resize_inline(V,L,DB,HB,clib_max((__alignof__((V)[0])),(A)),(S))
+
+#define _vec_resize(V,L,DB,HB,A) \
+ _vec_resize_numa(V,L,DB,HB,A,VEC_NUMA_UNSPECIFIED)
always_inline void *
_vec_resize_inline (void *v,
word length_increment,
- uword data_bytes, uword header_bytes, uword data_align)
+ uword data_bytes, uword header_bytes, uword data_align,
+ uword numa_id)
{
vec_header_t *vh = _vec_find (v);
uword new_data_bytes, aligned_header_bytes;
+ void *oldheap;
aligned_header_bytes = vec_header_bytes (header_bytes);
@@ -132,6 +140,12 @@ _vec_resize_inline (void *v,
{
void *p = v - aligned_header_bytes;
+ if (PREDICT_FALSE (numa_id != VEC_NUMA_UNSPECIFIED))
+ {
+ oldheap = clib_mem_get_per_cpu_heap ();
+ clib_mem_set_per_cpu_heap (clib_mem_get_per_numa_heap (numa_id));
+ }
+
/* Vector header must start heap object. */
ASSERT (clib_mem_is_heap_object (p));
@@ -140,15 +154,19 @@ _vec_resize_inline (void *v,
{
CLIB_MEM_UNPOISON (v, data_bytes);
vh->len += length_increment;
+ if (PREDICT_FALSE (numa_id != VEC_NUMA_UNSPECIFIED))
+ clib_mem_set_per_cpu_heap (oldheap);
return v;
}
+ if (PREDICT_FALSE (numa_id != VEC_NUMA_UNSPECIFIED))
+ clib_mem_set_per_cpu_heap (oldheap);
}
/* Slow path: call helper function. */
return vec_resize_allocate_memory (v, length_increment, data_bytes,
header_bytes,
clib_max (sizeof (vec_header_t),
- data_align));
+ data_align), numa_id);
}
/** \brief Determine if vector will resize with next allocation
@@ -221,16 +239,32 @@ clib_mem_is_vec (void *v)
@param N number of elements to add
@param H header size in bytes (may be zero)
@param A alignment (may be zero)
+ @param S numa_id (may be zero)
@return V (value-result macro parameter)
*/
-#define vec_resize_ha(V,N,H,A) \
-do { \
- word _v(n) = (N); \
- word _v(l) = vec_len (V); \
- V = _vec_resize ((V), _v(n), (_v(l) + _v(n)) * sizeof ((V)[0]), (H), (A)); \
+#define vec_resize_has(V,N,H,A,S) \
+do { \
+ word _v(n) = (N); \
+ word _v(l) = vec_len (V); \
+ V = _vec_resize_numa ((V), _v(n), \
+ (_v(l) + _v(n)) * sizeof ((V)[0]), \
+ (H), (A),(S)); \
} while (0)
+/** \brief Resize a vector (less general version).
+ Add N elements to end of given vector V, return pointer to start of vector.
+ Vector will have room for H header bytes and will have user's data aligned
+ at alignment A (rounded to next power of 2).
+
+ @param V pointer to a vector
+ @param N number of elements to add
+ @param H header size in bytes (may be zero)
+ @param A alignment (may be zero)
+ @return V (value-result macro parameter)
+*/
+#define vec_resize_ha(V,N,H,A) vec_resize_has(V,N,H,A,VEC_NUMA_UNSPECIFIED)
+
/** \brief Resize a vector (no header, unspecified alignment)
Add N elements to end of given vector V, return pointer to start of vector.
Vector will have room for H header bytes and will have user's data aligned
@@ -352,22 +386,35 @@ do { \
@param V pointer to a vector
@param H size of header in bytes
@param A alignment (may be zero)
+ @param S numa (may be VEC_NUMA_UNSPECIFIED)
@return Vdup copy of vector
*/
-#define vec_dup_ha(V,H,A) \
+#define vec_dup_ha_numa(V,H,A,S) \
({ \
__typeof__ ((V)[0]) * _v(v) = 0; \
uword _v(l) = vec_len (V); \
if (_v(l) > 0) \
{ \
- vec_resize_ha (_v(v), _v(l), (H), (A)); \
+ vec_resize_has (_v(v), _v(l), (H), (A), (S)); \
clib_memcpy_fast (_v(v), (V), _v(l) * sizeof ((V)[0]));\
} \
_v(v); \
})
+/** \brief Return copy of vector (VEC_NUMA_UNSPECIFIED).
+
+ @param V pointer to a vector
+ @param H size of header in bytes
+ @param A alignment (may be zero)
+
+ @return Vdup copy of vector
+*/
+#define vec_dup_ha(V,H,A) \
+ vec_dup_ha_numa(V,H,A,VEC_NUMA_UNSPECIFIED)
+
+
/** \brief Return copy of vector (no header, no alignment)
@param V pointer to a vector
@@ -412,24 +459,40 @@ do { \
@param I vector index which will be valid upon return
@param H header size in bytes (may be zero)
@param A alignment (may be zero)
+ @param N numa_id (may be zero)
@return V (value-result macro parameter)
*/
-#define vec_validate_ha(V,I,H,A) \
-do { \
- STATIC_ASSERT(A==0 || ((A % sizeof(V[0]))==0) || ((sizeof(V[0]) % A) == 0),\
- "vector validate aligned on incorrectly sized object"); \
- word _v(i) = (I); \
- word _v(l) = vec_len (V); \
- if (_v(i) >= _v(l)) \
- { \
- vec_resize_ha ((V), 1 + (_v(i) - _v(l)), (H), (A)); \
- /* Must zero new space since user may have previously \
- used e.g. _vec_len (v) -= 10 */ \
- clib_memset ((V) + _v(l), 0, (1 + (_v(i) - _v(l))) * sizeof ((V)[0])); \
- } \
+#define vec_validate_han(V,I,H,A,N) \
+do { \
+ void *oldheap; \
+ STATIC_ASSERT(A==0 || ((A % sizeof(V[0]))==0) \
+ || ((sizeof(V[0]) % A) == 0), \
+ "vector validate aligned on incorrectly sized object"); \
+ word _v(i) = (I); \
+ word _v(l) = vec_len (V); \
+ if (_v(i) >= _v(l)) \
+ { \
+ /* switch to the per-numa heap if directed */ \
+ if (PREDICT_FALSE(N != VEC_NUMA_UNSPECIFIED)) \
+ { \
+ oldheap = clib_mem_get_per_cpu_heap(); \
+ clib_mem_set_per_cpu_heap (clib_mem_get_per_numa_heap(N)); \
+ } \
+ \
+ vec_resize_ha ((V), 1 + (_v(i) - _v(l)), (H), (A)); \
+ /* Must zero new space since user may have previously \
+ used e.g. _vec_len (v) -= 10 */ \
+ clib_memset ((V) + _v(l), 0, \
+ (1 + (_v(i) - _v(l))) * sizeof ((V)[0])); \
+ /* Switch back to the global heap */ \
+ if (PREDICT_FALSE (N != VEC_NUMA_UNSPECIFIED)) \
+ clib_mem_set_per_cpu_heap (oldheap); \
+ } \
} while (0)
+#define vec_validate_ha(V,I,H,A) vec_validate_han(V,I,H,A,VEC_NUMA_UNSPECIFIED)
+
/** \brief Make sure vector is long enough for given index
(no header, unspecified alignment)
diff --git a/src/vppinfra/vec_bootstrap.h b/src/vppinfra/vec_bootstrap.h
index fbb01b685ca..879703c8f6a 100644
--- a/src/vppinfra/vec_bootstrap.h
+++ b/src/vppinfra/vec_bootstrap.h
@@ -58,11 +58,14 @@ typedef struct
u64 len;
#else
u32 len; /**< Number of elements in vector (NOT its allocated length). */
- u32 dlmalloc_header_offset; /**< offset to memory allocator offset */
+ u8 numa_id; /**< NUMA id */
+ u8 vpad[3]; /**< pad to 8 bytes */
#endif
u8 vector_data[0]; /**< Vector data . */
} vec_header_t;
+#define VEC_NUMA_UNSPECIFIED (0xFF)
+
/** \brief Find the vector header
Given the user's pointer to a vector, find the corresponding
@@ -128,7 +131,7 @@ vec_aligned_header_end (void *v, uword header_bytes, uword align)
/** \brief Number of elements in vector (lvalue-capable)
- _vec_len (v) does not check for null, but can be used as a lvalue
+ _vec_len (v) does not check for null, but can be used as an lvalue
(e.g. _vec_len (v) = 99).
*/
@@ -142,6 +145,20 @@ vec_aligned_header_end (void *v, uword header_bytes, uword align)
#define vec_len(v) ((v) ? _vec_len(v) : 0)
+/** \brief Vector's NUMA id (lvalue-capable)
+
+ _vec_numa(v) does not check for null, but can be used as an lvalue
+ (e.g. _vec_numa(v) = 1).
+*/
+
+#define _vec_numa(v) (_vec_find(v)->numa_id)
+
+/** \brief Return vector's NUMA ID (rvalue-only, NULL tolerant)
+ vec_numa(v) checks for NULL, but cannot be used as an lvalue.
+*/
+#define vec_numa(v) ((v) ? _vec_numa(v) : 0)
+
+
/** \brief Number of data bytes in vector. */
#define vec_bytes(v) (vec_len (v) * sizeof (v[0]))
@@ -208,6 +225,17 @@ for (var = vec_end (vec) - 1; var >= (vec); var--)
#define vec_foreach_index_backwards(var,v) \
for ((var) = vec_len((v)) - 1; (var) >= 0; (var)--)
+/** \brief return the NUMA index for a vector */
+always_inline uword
+vec_get_numa (void *v)
+{
+ vec_header_t *vh;
+ if (v == 0)
+ return 0;
+ vh = _vec_find (v);
+ return vh->numa_id;
+}
+
#endif /* included_clib_vec_bootstrap_h */
/*