> On Dec 16, 2015, at 8:57 AM, Sagi Grimberg wrote:
>
>
>> +static void
>> +__frwr_dma_unmap(struct rpcrdma_xprt *r_xprt, struct rpcrdma_mr_seg *seg,
>> + int rc)
>> +{
>> +struct ib_device *device = r_xprt->rx_ia.ri_device;
>> +struct rpcrdma_mw *mw = seg->rl_mw;
>> +in
+static void
+__frwr_dma_unmap(struct rpcrdma_xprt *r_xprt, struct rpcrdma_mr_seg *seg,
+int rc)
+{
+ struct ib_device *device = r_xprt->rx_ia.ri_device;
+ struct rpcrdma_mw *mw = seg->rl_mw;
+ int nsegs = seg->mr_nsegs;
+
+ seg->rl_mw = NULL;
+
+ wh
FRWR's ro_unmap is asynchronous. The new ro_unmap_sync posts
LOCAL_INV Work Requests and waits for them to complete before
returning.
Note also, DMA unmapping is now done _after_ invalidation.
Signed-off-by: Chuck Lever
---
net/sunrpc/xprtrdma/frwr_ops.c | 137
