diff options
Diffstat (limited to 'fs/nfs/callback.h')
| -rw-r--r-- | fs/nfs/callback.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/nfs/callback.h b/fs/nfs/callback.h index 9b907f408b8..29123b5604f 100644 --- a/fs/nfs/callback.h +++ b/fs/nfs/callback.h @@ -70,6 +70,13 @@ extern void nfs_callback_down(void); #define nfs_callback_down() do {} while(0) #endif +/* + * nfs41: Callbacks are expected to not cause substantial latency, + * so we limit their concurrency to 1 by setting up the maximum number + * of slots for the backchannel. + */ +#define NFS41_BC_MIN_CALLBACKS 1 + extern unsigned int nfs_callback_set_tcpport; extern unsigned short nfs_callback_tcpport; extern unsigned short nfs_callback_tcpport6; |