On Wed, 4 May 2011 14:38:07 +0400 Pavel Shilovsky <piastryyy@xxxxxxxxx> wrote: > 2011/5/2 Jeff Layton <jlayton@xxxxxxxxxx>: > > Currently, we have a default cap of 50 outstanding requests and a hard > > cap of 256. However, the server sends us how many requests it can handle > > simultaneously via the MaxMapCount value in the NegProt request. Use > > that value instead and eliminate the cifs_max_pending module parm. > > > > Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx> > > > If we ignore this limit for Echo request, can a server drop a > connection if we send, e.g. maxReq write requests and 1 Echo request? > http://msdn.microsoft.com/en-us/library/ee441946(v=PROT.13).aspx > doesn't mention about any exceptions for Echo request in this case. > Well, we currently ignore this for oplock breaks too... I suppose we probably ought to have a small number of slots kept in reserve for echoes and oplock breaks. Instead of just ignoring the limit for those we can allow these calls access to those "emergency" slots. -- Jeff Layton <jlayton@xxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe linux-cifs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
