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-rw-r--r--src/vlib/buffer_funcs.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/vlib/buffer_funcs.h b/src/vlib/buffer_funcs.h
index e65a80bfad8..b3861a2f695 100644
--- a/src/vlib/buffer_funcs.h
+++ b/src/vlib/buffer_funcs.h
@@ -753,6 +753,23 @@ vlib_buffer_pool_put (vlib_main_t * vm, u8 buffer_pool_index,
clib_spinlock_unlock (&bp->lock);
}
+/** \brief return unused buffers back to pool
+ This function can be used to return buffers back to pool without going
+ through vlib_buffer_free. Buffer metadata must not be modified in any
+ way before buffers are returned.
+
+ @param vm - (vlib_main_t *) vlib main data structure pointer
+ @param buffers - (u32 * ) buffer index array
+ @param n_buffers - (u32) number of buffers to free
+ @param buffer_pool_index - (u8) buffer pool index
+*/
+always_inline void
+vlib_buffer_unalloc_to_pool (vlib_main_t *vm, u32 *buffers, u32 n_buffers,
+ u8 buffer_pool_index)
+{
+ vlib_buffer_pool_put (vm, buffer_pool_index, buffers, n_buffers);
+}
+
static_always_inline void
vlib_buffer_free_inline (vlib_main_t * vm, u32 * buffers, u32 n_buffers,
int maybe_next)