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authorLinus Torvalds <torvalds@g5.osdl.org>2005-09-21 13:21:35 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-21 13:21:35 -0700
commita418500b42c5c54f3f9d68036950c701740a2765 (patch)
tree17541c0ab858c3251a4e0ef802a9ac74f425943e
parent62a36c43c898d45efcfe3376ea1da6a9a182e1ad (diff)
parentf2065e4242e5078d53c521b973c5cd4eae91eca2 (diff)
downloadop-kernel-dev-a418500b42c5c54f3f9d68036950c701740a2765.zip
op-kernel-dev-a418500b42c5c54f3f9d68036950c701740a2765.tar.gz
Merge master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband
-rw-r--r--drivers/infiniband/core/mad_rmpp.c19
-rw-r--r--include/rdma/ib_mad.h15
2 files changed, 19 insertions, 15 deletions
diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c
index 2bd8b1c..e23836d 100644
--- a/drivers/infiniband/core/mad_rmpp.c
+++ b/drivers/infiniband/core/mad_rmpp.c
@@ -412,8 +412,8 @@ static inline int get_mad_len(struct mad_rmpp_recv *rmpp_recv)
hdr_size = data_offset(rmpp_mad->mad_hdr.mgmt_class);
data_size = sizeof(struct ib_rmpp_mad) - hdr_size;
- pad = data_size - be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin);
- if (pad > data_size || pad < 0)
+ pad = IB_MGMT_RMPP_DATA - be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin);
+ if (pad > IB_MGMT_RMPP_DATA || pad < 0)
pad = 0;
return hdr_size + rmpp_recv->seg_num * data_size - pad;
@@ -583,6 +583,7 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr)
{
struct ib_rmpp_mad *rmpp_mad;
int timeout;
+ u32 paylen;
rmpp_mad = (struct ib_rmpp_mad *)mad_send_wr->send_wr.wr.ud.mad_hdr;
ib_set_rmpp_flags(&rmpp_mad->rmpp_hdr, IB_MGMT_RMPP_FLAG_ACTIVE);
@@ -590,11 +591,9 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr)
if (mad_send_wr->seg_num == 1) {
rmpp_mad->rmpp_hdr.rmpp_rtime_flags |= IB_MGMT_RMPP_FLAG_FIRST;
- rmpp_mad->rmpp_hdr.paylen_newwin =
- cpu_to_be32(mad_send_wr->total_seg *
- (sizeof(struct ib_rmpp_mad) -
- offsetof(struct ib_rmpp_mad, data)) -
- mad_send_wr->pad);
+ paylen = mad_send_wr->total_seg * IB_MGMT_RMPP_DATA -
+ mad_send_wr->pad;
+ rmpp_mad->rmpp_hdr.paylen_newwin = cpu_to_be32(paylen);
mad_send_wr->sg_list[0].length = sizeof(struct ib_rmpp_mad);
} else {
mad_send_wr->send_wr.num_sge = 2;
@@ -608,10 +607,8 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr)
if (mad_send_wr->seg_num == mad_send_wr->total_seg) {
rmpp_mad->rmpp_hdr.rmpp_rtime_flags |= IB_MGMT_RMPP_FLAG_LAST;
- rmpp_mad->rmpp_hdr.paylen_newwin =
- cpu_to_be32(sizeof(struct ib_rmpp_mad) -
- offsetof(struct ib_rmpp_mad, data) -
- mad_send_wr->pad);
+ paylen = IB_MGMT_RMPP_DATA - mad_send_wr->pad;
+ rmpp_mad->rmpp_hdr.paylen_newwin = cpu_to_be32(paylen);
}
/* 2 seconds for an ACK until we can find the packet lifetime */
diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h
index 53184a3..0e293fe 100644
--- a/include/rdma/ib_mad.h
+++ b/include/rdma/ib_mad.h
@@ -108,6 +108,13 @@
#define IB_QP1_QKEY 0x80010000
#define IB_QP_SET_QKEY 0x80000000
+enum {
+ IB_MGMT_MAD_DATA = 232,
+ IB_MGMT_RMPP_DATA = 220,
+ IB_MGMT_VENDOR_DATA = 216,
+ IB_MGMT_SA_DATA = 200
+};
+
struct ib_mad_hdr {
u8 base_version;
u8 mgmt_class;
@@ -149,20 +156,20 @@ struct ib_sa_hdr {
struct ib_mad {
struct ib_mad_hdr mad_hdr;
- u8 data[232];
+ u8 data[IB_MGMT_MAD_DATA];
};
struct ib_rmpp_mad {
struct ib_mad_hdr mad_hdr;
struct ib_rmpp_hdr rmpp_hdr;
- u8 data[220];
+ u8 data[IB_MGMT_RMPP_DATA];
};
struct ib_sa_mad {
struct ib_mad_hdr mad_hdr;
struct ib_rmpp_hdr rmpp_hdr;
struct ib_sa_hdr sa_hdr;
- u8 data[200];
+ u8 data[IB_MGMT_SA_DATA];
} __attribute__ ((packed));
struct ib_vendor_mad {
@@ -170,7 +177,7 @@ struct ib_vendor_mad {
struct ib_rmpp_hdr rmpp_hdr;
u8 reserved;
u8 oui[3];
- u8 data[216];
+ u8 data[IB_MGMT_VENDOR_DATA];
};
struct ib_class_port_info
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