On Tue, May 3, 2022 at 6:04 PM Miklos Szeredi <miklos@xxxxxxxxxx> wrote: > > On Tue, 3 May 2022 at 16:53, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > > > > On Tue, May 03, 2022 at 05:39:46PM +0300, Amir Goldstein wrote: > > > > It should be noted that while this API mandates text keys, > > > it does not mandate text values, so for example, sb iostats could be > > > exported as text or as binary struct, or as individual text/binary records or > > > all of the above. > > > > Ugh, no, that would be a total mess. Don't go exporting random binary > > structs depending on the file, that's going to be completely > > unmaintainable. As it is, this is going to be hard enough with random > > text fields. > > > > As for this format, it needs to be required to be documented in > > Documentation/ABI/ for each entry and key type so that we have a chance > > of knowing what is going on and tracking how things are working and > > validating stuff. > > My preference would be a single text value for each key. > > Contents of ":mnt:info" contradicts that, but mountinfo has a long > established, well documented format, and nothing prevents exporting > individual attributes with separate names as well (the getvalues(2) > patch did exactly that). > Right, the fun is that ":mnt:info" and ":mnt:info:" can co-exist. Thanks, Amir.