On 5/24/06, Roland Dreier <[EMAIL PROTECTED]> wrote:
According to previous disscussions on openIb fourm about ib_get_dma_mr I have an impression that lkey returned from ib_get_dma_mr is similar to Reserved L_Key specified in IBTA spec. But now usage in Krping is requesting remote Read/Write premissions also, So this is confusing me, please clarify this.
Devesh> Hello all, In the krping test utility get_dma_mr is called
Devesh> with access premissions
Devesh> IB_ACCESS_LOCAL_WRITE|IB_ACCESS_REMOTE_WRITE|IB_ACCESS_REMOTE_READ,
Devesh> But the lkey we get from get_dma_mr is similar to reserved
Devesh> lkey with which only Local operations are allowed, but
Devesh> here it seems violating that statement.
No, ib_get_dma_mr() returns an L_Key/R_Key with exactly the
permissions requested.
According to previous disscussions on openIb fourm about ib_get_dma_mr I have an impression that lkey returned from ib_get_dma_mr is similar to Reserved L_Key specified in IBTA spec. But now usage in Krping is requesting remote Read/Write premissions also, So this is confusing me, please clarify this.
- R.
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