Quoting Brendan Higgins (2019-05-14 15:16:56) > 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. > > Signed-off-by: Brendan Higgins <brendanhiggins@xxxxxxxxxx> > Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Reviewed-by: Logan Gunthorpe <logang@xxxxxxxxxxxx> Is there any reason why we can't use the seqfile API for this? These both share a similar goal, formatting strings into a buffer to be read later. Maybe some new APIs would be needed to extract the buffer differently, but I hope we could share the code. If it can't be used, can you please add the reasoning to the commit text here?