commit 149ba779cff4ffc48d87ca67a2a8d4afd49b05f5
author Damjan Marion <damarion@cisco.com> Thu Oct 12 13:09:26 2017 +0200
committer Dave Barach <openvpp@barachs.net> Wed Oct 25 19:04:06 2017 +0000
tree bc0467669b33b745fe4f44d4d0c787cf53900536
parent a19d7b822ae9584cde522aefba36915e2af58846

vlib: add support for multiple buffer pools

Change-Id: Icaf7d7ad47284aea7a56e8006b69f45874d64202
Signed-off-by: Damjan Marion <damarion@cisco.com>

src/vlib/buffer.h

diff --git a/src/vlib/buffer.h b/src/vlib/buffer.h
index e5c1d21..6170323 100644
--- a/src/vlib/buffer.h
+++ b/src/vlib/buffer.h
@@ -123,7 +123,8 @@
 
   u8 n_add_refs; /**< Number of additional references to this buffer. */
 
-  u8 dont_waste_me[2]; /**< Available space in the (precious)
+  u8 buffer_pool_index;	/**< index of buffer pool this buffer belongs. */
+  u8 dont_waste_me[1]; /**< Available space in the (precious)
                           first 32 octets of buffer metadata
                           Before allocating any of it, discussion required!
                        */
@@ -405,11 +406,19 @@
 typedef struct
 {
   CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+  uword start;
+  uword size;
+  vlib_physmem_region_index_t physmem_region;
+} vlib_buffer_pool_t;
+
+typedef struct
+{
+  CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
   /* Virtual memory address and size of buffer memory, used for calculating
      buffer index */
   uword buffer_mem_start;
   uword buffer_mem_size;
-  vlib_physmem_region_index_t physmem_region;
+  vlib_buffer_pool_t *buffer_pools;
 
   /* Buffer free callback, for subversive activities */
     u32 (*buffer_free_callback) (struct vlib_main_t * vm,
@@ -442,8 +451,9 @@
   int callbacks_registered;
 } vlib_buffer_main_t;
 
-void vlib_buffer_add_mem_range (struct vlib_main_t *vm, uword start,
-				uword size);
+u8 vlib_buffer_add_physmem_region (struct vlib_main_t *vm,
+				   vlib_physmem_region_index_t region);
+
 clib_error_t *vlib_buffer_main_init (struct vlib_main_t *vm);
 
 typedef struct