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Connection.ReadOp

geesefs-0-30-9
Aaron Jacobs 2015-05-05 10:04:03 +10:00
parent 4f1efbe41b
commit be9bf6720f
1 changed files with 10 additions and 2 deletions
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12
connection.go
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@ -85,6 +85,12 @@ func (c *Connection) log(
c.logger.Println(msg) c.logger.Println(msg)
} }
// Set up state for an op that is about to be returned to the user.
func (c *Connection) beginOp()
// Clean up all state associated with an op to which the user has responded.
func (c *Connection) finishOp()
// Read the next op from the kernel process. Return io.EOF if the kernel has // Read the next op from the kernel process. Return io.EOF if the kernel has
// closed the connection. // closed the connection.
// //
@ -122,14 +128,16 @@ func (c *Connection) ReadOp() (op fuseops.Op, err error) {
c.log(opID, calldepth+1, format, v...) c.log(opID, calldepth+1, format, v...)
} }
op = fuseops.Convert(c.parentCtx, bfReq, logForOp, &c.opsInFlight) finished := func(err error) { c.finishOp() }
op = fuseops.Convert(c.parentCtx, bfReq, logForOp, finished)
if op == nil { if op == nil {
c.log(opID, 1, "-> ENOSYS: %v", bfReq) c.log(opID, 1, "-> ENOSYS: %v", bfReq)
bfReq.RespondError(ENOSYS) bfReq.RespondError(ENOSYS)
continue continue
} }
c.opsInFlight.Add(1) c.beginOp()
return return
} }
} }