diff options
| author |   Karsten Graul <kgraul@linux.ibm.com> | 2018-11-22 10:26:43 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-11-23 17:20:33 -0800 |
| commit | c7674c001b1143a5bc6b36efc7adc4bdd8ff5e76 (patch) | |
| tree | 924ebacf5af37188b4d57a9f4fe7da7db53a9ca8 /net/smc/smc_core.h | |
| parent | net/smc: add infrastructure to send delete rkey messages (diff) | |
| download | linux-dev-c7674c001b1143a5bc6b36efc7adc4bdd8ff5e76.tar.xz linux-dev-c7674c001b1143a5bc6b36efc7adc4bdd8ff5e76.zip | |
net/smc: unregister rkeys of unused buffer
When an rmb is no longer in use by a connection, unregister its rkey at
the remote peer with an LLC DELETE RKEY message. With this change,
unused buffers held in the buffer pool are no longer registered at the
remote peer. They are registered before the buffer is actually used and
unregistered when they are no longer used by a connection.
Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | net/smc/smc_core.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/smc/smc_core.h b/net/smc/smc_core.h index bce39d6df45a..e177c6675038 100644 --- a/net/smc/smc_core.h +++ b/net/smc/smc_core.h @@ -130,7 +130,7 @@ struct smc_buf_desc { struct page *pages; int len; /* length of buffer */ u32 used; /* currently used / unused */ - u8 reused : 1; /* new created / reused */ + u8 wr_reg : 1; /* mem region registered */ u8 regerr : 1; /* err during registration */ union { struct { /* SMC-R */ |