Quoting Brendan Higgins (2019-08-13 22:50:53) > A number of test features need to do pretty complicated string printing > where it may not be possible to rely on a single preallocated string > with parameters. > > So provide a library for constructing the string as you go similar to > C++'s std::string. string_stream is really just a string builder, > nothing more. > > Signed-off-by: Brendan Higgins <brendanhiggins@xxxxxxxxxx> > Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Reviewed-by: Logan Gunthorpe <logang@xxxxxxxxxxxx> > --- Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx> The spinlocks will probably need to change to be irqsaves in the future, but I guess we can cross that bridge when we come to it.