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authorKlement Sekera <ksekera@cisco.com>2019-11-21 10:31:03 +0000
committerDamjan Marion <dmarion@me.com>2019-11-26 09:54:29 +0000
commit7dbf9a1a4fff5c3b20ad972289e49e3f88e82f2d (patch)
treefbe9a1362abd78baa612da2c7d8a055c6f60c12f /src/vnet/adj/rewrite.h
parent981a690b7d25c96ea56f95ece693377f95b93fc1 (diff)
fib: reduce save_rewrite_length to u8
This is a preparation step for migrating NAT to use SVR (shallow virtual reassembly) to conserve space in vnet_buffer. Since max rewrite length is currently pre-data size (128), u8 is sufficient to hold that value. Type: refactor Change-Id: I5374bb396e178245b870cb0bbf1370d2a54230bc Signed-off-by: Klement Sekera <ksekera@cisco.com>
Diffstat (limited to 'src/vnet/adj/rewrite.h')
-rw-r--r--src/vnet/adj/rewrite.h14
1 files changed, 8 insertions, 6 deletions
diff --git a/src/vnet/adj/rewrite.h b/src/vnet/adj/rewrite.h
index 9b83b5ac0db..c2084ea0a4a 100644
--- a/src/vnet/adj/rewrite.h
+++ b/src/vnet/adj/rewrite.h
@@ -105,12 +105,14 @@ STATIC_ASSERT (sizeof (vnet_rewrite_header_t) <= 16,
vnet_rewrite_declare(64 - 2*sizeof(int)) rw;
} my_adjacency_t;
*/
-#define vnet_declare_rewrite(total_bytes) \
-struct { \
- vnet_rewrite_header_t rewrite_header; \
- \
- u8 rewrite_data[(total_bytes) - sizeof (vnet_rewrite_header_t)]; \
-}
+#define VNET_DECLARE_REWRITE \
+ struct \
+ { \
+ vnet_rewrite_header_t rewrite_header; \
+ \
+ u8 rewrite_data[(VNET_REWRITE_TOTAL_BYTES) - \
+ sizeof (vnet_rewrite_header_t)]; \
+ }
always_inline void
vnet_rewrite_clear_data_internal (vnet_rewrite_header_t * rw, int max_size)