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authorRaghavendra G <raghavendra@gluster.com>2010-11-04 02:33:19 +0000
committerAnand V. Avati <avati@dev.gluster.com>2010-11-07 20:15:08 -0800
commitd19a72024c8cd5e40dc48df27c21fda701e76c54 (patch)
treeb6e8d167865295a98fe4bdba5aeb52964486983a /libglusterfs/src
parent56450b818756a762c925c76f8c6218ea1c5f7efe (diff)
rpc-transport/rdma: Fix 2KB as threshold size for msgs that can be transferred inline.
- Any fop/mop that can result a reply whose size is greater than this threshold allocates and submits a buffer along with the request to receive reply. Signed-off-by: Raghavendra G <raghavendra@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 513 (Introduce 0 copy rdma) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=513
Diffstat (limited to 'libglusterfs/src')
-rw-r--r--libglusterfs/src/glusterfs.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/libglusterfs/src/glusterfs.h b/libglusterfs/src/glusterfs.h
index bf37f4fa5..2acd3d9d5 100644
--- a/libglusterfs/src/glusterfs.h
+++ b/libglusterfs/src/glusterfs.h
@@ -78,6 +78,13 @@
#define GLUSTERFS_INODELK_COUNT "glusterfs.inodelk-count"
#define GLUSTERFS_ENTRYLK_COUNT "glusterfs.entrylk-count"
#define GLUSTERFS_POSIXLK_COUNT "glusterfs.posixlk-count"
+#define GLUSTERFS_RDMA_INLINE_THRESHOLD (2048)
+#define GLUSTERFS_RDMA_MAX_HEADER_SIZE (228) /* (sizeof (rdma_header_t) \
+ + RDMA_MAX_SEGMENTS \
+ * sizeof (rdma_read_chunk_t))
+ */
+
+#define GLUSTERFS_RPC_REPLY_SIZE 24
#define ZR_FILE_CONTENT_REQUEST(key) (!strncmp(key, ZR_FILE_CONTENT_STR, \
ZR_FILE_CONTENT_STRLEN))