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authorUrsula Braun <ubraun@linux.vnet.ibm.com>2017-07-28 13:56:15 +0200
committerDavid S. Miller <davem@davemloft.net>2017-07-29 11:22:57 -0700
commita3fe3d01bd0d7cd6ee7a5e3eebc0926c47954fe7 (patch)
treec0e06f13c8691a67638ec6d1ed143eea7e8d8cdd /net/smc/smc_core.h
parentc45abf31e72f7640c5e84adda4683b72cb32a222 (diff)
net/smc: introduce sg-logic for RMBs
The follow-on patch makes use of ib_map_mr_sg() when introducing separate memory regions for RMBs. This function is based on scatterlists; thus this patch introduces scatterlists for RMBs. Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/smc/smc_core.h')
-rw-r--r--net/smc/smc_core.h6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/smc/smc_core.h b/net/smc/smc_core.h
index b013cb43a327..0ee450d69907 100644
--- a/net/smc/smc_core.h
+++ b/net/smc/smc_core.h
@@ -93,10 +93,8 @@ struct smc_buf_desc {
u64 dma_addr[SMC_LINKS_PER_LGR_MAX];
/* mapped address of buffer */
void *cpu_addr; /* virtual address of buffer */
- u32 rkey[SMC_LINKS_PER_LGR_MAX];
- /* for rmb only:
- * rkey provided to peer
- */
+ struct sg_table sgt[SMC_LINKS_PER_LGR_MAX];/* virtual buffer */
+ u32 order; /* allocation order */
u32 used; /* currently used / unused */
};