[v2,07/21] xprtrdma: Boost client's max slot table size to match Linux server
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Message ID 156625443812.8161.1304836419453818534.stgit@seurat29.1015granger.net
State New
Headers show
Series
  • NFS/RDMA client-side for-5.4
Related show

Commit Message

Chuck Lever Aug. 19, 2019, 10:40 p.m. UTC
I've heard rumors of an NFS/RDMA server implementation that has a
default credit limit of 1024. The client's default setting remains
at 128.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 include/linux/sunrpc/xprtrdma.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
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diff --git a/include/linux/sunrpc/xprtrdma.h b/include/linux/sunrpc/xprtrdma.h
index 86fc38ff0355..16c239e0d6dd 100644
--- a/include/linux/sunrpc/xprtrdma.h
+++ b/include/linux/sunrpc/xprtrdma.h
@@ -49,9 +49,9 @@ 
  * fully-chunked NFS message (read chunks are the largest). Note only
  * a single chunk type per message is supported currently.
  */
-#define RPCRDMA_MIN_SLOT_TABLE	(2U)
+#define RPCRDMA_MIN_SLOT_TABLE	(4U)
 #define RPCRDMA_DEF_SLOT_TABLE	(128U)
-#define RPCRDMA_MAX_SLOT_TABLE	(256U)
+#define RPCRDMA_MAX_SLOT_TABLE	(16384U)
 
 #define RPCRDMA_MIN_INLINE  (1024)	/* min inline thresh */
 #define RPCRDMA_DEF_INLINE  (4096)	/* default inline thresh */