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author | Tushar Dave <tushar.n.dave@oracle.com> | 2016-11-19 13:53:58 -0800 |
---|---|---|
committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-02-02 22:40:39 -0800 |
commit | 9588397d24eecb7298bce9307b589a5bc0ccafdd (patch) | |
tree | 1340af80ab53b608d08c8012489403e8ee8dfa4d /net/mac80211/trace.c | |
parent | 17901e1bde9b959b535d075f137d5a86ca64f1c9 (diff) |
i40e: remove unnecessary __packed
'struct i40e_dma_mem' defined with 'packed' directive causing kernel
unaligned errors on sparc.
e.g.
i40e: Intel(R) Ethernet Connection XL710 Network Driver - version
1.6.16-k
i40e: Copyright (c) 2013 - 2014 Intel Corporation.
Kernel unaligned access at TPC[44894c] dma_4v_alloc_coherent+0x1ac/0x300
Kernel unaligned access at TPC[44894c] dma_4v_alloc_coherent+0x1ac/0x300
Kernel unaligned access at TPC[44894c] dma_4v_alloc_coherent+0x1ac/0x300
Kernel unaligned access at TPC[44894c] dma_4v_alloc_coherent+0x1ac/0x300
Kernel unaligned access at TPC[44894c] dma_4v_alloc_coherent+0x1ac/0x300
i40e 0000:03:00.0: fw 5.1.40981 api 1.5 nvm 5.04 0x80002548 0.0.0
This can be fixed with get_unaligned/put_unaligned(). However no
reference in driver shows that 'struct i40e_dma_mem' directly shoved
into NIC hardware. But instead fields of the struct are being read and
used for hardware. Therefore, __packed is unnecessary for 'struct
i40e_dma_mem'.
In addition, although 'struct i40e_virt_mem' doesn't cause any
unaligned access, keeping it packed is unnecessary as well because
of aforementioned reason.
This change make 'struct i40e_dma_mem' and 'struct i40e_virt_mem'
unpacked.
Signed-off-by: Tushar Dave <tushar.n.dave@oracle.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'net/mac80211/trace.c')
0 files changed, 0 insertions, 0 deletions