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| author | Chuck Lever <chuck.lever@oracle.com> | 2014-05-28 10:34:49 -0400 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2014-06-04 08:56:51 -0400 |
| commit | 4f4cf5ad6fc1b16dc8dc9d750bb80b35eba5e98d (patch) | |
| tree | 752787b1b79b4d7c076883434bcc5650e168d1cb /include/linux | |
| parent | 18906972aa1103c07869c9b43860a52e0e27e8e5 (diff) | |
| download | linux-4f4cf5ad6fc1b16dc8dc9d750bb80b35eba5e98d.tar.gz linux-4f4cf5ad6fc1b16dc8dc9d750bb80b35eba5e98d.tar.bz2 linux-4f4cf5ad6fc1b16dc8dc9d750bb80b35eba5e98d.zip | |
SUNRPC: Move congestion window constants to header file
I would like to use one of the RPC client's congestion algorithm
constants in transport-specific code.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/sunrpc/xprt.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 3e5efb2b236e..5903d2c0ab4d 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -24,6 +24,12 @@ #define RPC_MAX_SLOT_TABLE_LIMIT (65536U) #define RPC_MAX_SLOT_TABLE RPC_MAX_SLOT_TABLE_LIMIT +#define RPC_CWNDSHIFT (8U) +#define RPC_CWNDSCALE (1U << RPC_CWNDSHIFT) +#define RPC_INITCWND RPC_CWNDSCALE +#define RPC_MAXCWND(xprt) ((xprt)->max_reqs << RPC_CWNDSHIFT) +#define RPCXPRT_CONGESTED(xprt) ((xprt)->cong >= (xprt)->cwnd) + /* * This describes a timeout strategy */ |