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| author |   Jason Gunthorpe <jgg@mellanox.com> | 2019-09-12 12:49:56 -0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-09-13 16:59:51 -0300 |
| commit | 75c66515e4fea4e9bb488b6125e014220f846c61 (patch) | |
| tree | a7a79ca9a05da74fd3fd74b1c8c3e1cb2901c167 /net/rxrpc/protocol.h | |
| parent | IB/iser: Support up to 16MB data transfer in a single command (diff) | |
| parent | Linux 5.3-rc8 (diff) | |
| download | linux-dev-75c66515e4fea4e9bb488b6125e014220f846c61.tar.xz linux-dev-75c66515e4fea4e9bb488b6125e014220f846c61.zip | |
Merge tag 'v5.3-rc8' into rdma.git for-next
To resolve dependencies in following patches
mlx5_ib.h conflict resolved by keeing both hunks
Linux 5.3-rc8
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'net/rxrpc/protocol.h')
| -rw-r--r-- | net/rxrpc/protocol.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/net/rxrpc/protocol.h b/net/rxrpc/protocol.h index 99ce322d7caa..49bb972539aa 100644 --- a/net/rxrpc/protocol.h +++ b/net/rxrpc/protocol.h @@ -89,6 +89,15 @@ struct rxrpc_jumbo_header { #define RXRPC_JUMBO_DATALEN 1412 /* non-terminal jumbo packet data length */ #define RXRPC_JUMBO_SUBPKTLEN (RXRPC_JUMBO_DATALEN + sizeof(struct rxrpc_jumbo_header)) +/* + * The maximum number of subpackets that can possibly fit in a UDP packet is: + * + * ((max_IP - IP_hdr - UDP_hdr) / RXRPC_JUMBO_SUBPKTLEN) + 1 + * = ((65535 - 28 - 28) / 1416) + 1 + * = 46 non-terminal packets and 1 terminal packet. + */ +#define RXRPC_MAX_NR_JUMBO 47 + /*****************************************************************************/ /* * on-the-wire Rx ACK packet data payload |