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Commit fa7252ed4d92397baf30e4a144af95a33eaa925b

Authored by Jason Gunthorpe
Committed by Roland Dreier
1 parent 1033ff670d
Exists in master and in 7 other branches imx_3.0.35_4.1.0, imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga, smarc-l5.0.0_1.0.0-ga

IB: Make sure struct ib_user_mad.data is aligned 

Make the untyped data region in ib_user_mad have type u64 so that it
gets aligned properly.  This avoids alignment faults in ib_umad when
casting the data field to an rmpp_mad and accessing the 64-bit tid
field on architectures like ia64.

Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff

include/rdma/ib_user_mad.h
Diff comments   View file @ fa7252e
... ... @@ -98,7 +98,7 @@
98 98 */
99 99 struct ib_user_mad {
100 100 struct ib_user_mad_hdr hdr;
101   - __u8 data[0];
  101 + __u64 data[0];
102 102 };
103 103  
104 104 /**