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IB/pvrdma: Remove unused function

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The function pvrdma_idx_ring_is_valid_idx is not in used so let's remove
it.

Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com>
Acked-by: Adit Ranadive <aditr@vmware.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Yuval Shaia 2017-08-11 00:12:11 +03:00 committed by Doug Ledford
parent d26875b43d
commit 0c98568c1f
1 changed files with 0 additions and 17 deletions
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17
drivers/infiniband/hw/vmw_pvrdma/pvrdma_ring.h
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@ -111,21 +111,4 @@ static inline __s32 pvrdma_idx_ring_has_data(const struct pvrdma_ring *r,
return PVRDMA_INVALID_IDX;
}
static inline bool pvrdma_idx_ring_is_valid_idx(const struct pvrdma_ring *r,
__u32 max_elems, __u32 *idx)
{
const __u32 tail = atomic_read(&r->prod_tail);
const __u32 head = atomic_read(&r->cons_head);
if (pvrdma_idx_valid(tail, max_elems) &&
pvrdma_idx_valid(head, max_elems) &&
pvrdma_idx_valid(*idx, max_elems)) {
if (tail > head && (*idx < tail && *idx >= head))
return true;
else if (head > tail && (*idx >= head || *idx < tail))
return true;
}
return false;
}
#endif /* __PVRDMA_RING_H__ */