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IB/hfi1: Correctly obtain the full service class

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The function hdr2sc was using an unshifted mask to obtain
the 5th bit of the service class.  Correct the issue by using
the shifted mask.

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Dean Luick <dean.luick@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Dean Luick 2016-04-12 10:50:28 -07:00 committed by Doug Ledford
parent 33a9eb5271
commit de882ff5b8
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/rdma/hfi1/hfi.h
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@ -1258,7 +1258,7 @@ void receive_interrupt_work(struct work_struct *work);
static inline int hdr2sc(struct hfi1_message_header *hdr, u64 rhf)
{
return ((be16_to_cpu(hdr->lrh[0]) >> 12) & 0xf) |
((!!(rhf & RHF_DC_INFO_MASK)) << 4);
((!!(rhf & RHF_DC_INFO_SMASK)) << 4);
}
static inline u16 generate_jkey(kuid_t uid)