On Tue, Oct 27, 2020 at 08:07:45AM +0000, Christoph Hellwig wrote: > On Tue, Oct 27, 2020 at 08:55:41AM +0100, Greg KH wrote: > > This is just a test, part of the bionic test suite to verify that bionic > > is working properly, and is run on new kernels as a verification that > > nothing functional broke in the kernel update. > > > > I don't know about "real applications" yet. > > > > Do you have to implement this on a per-proc-file-basis, or will it work > > for the whole filesystem? > > > > And are the patches public anywhere that I could test them out? > > This all branch has the last posted version: > > http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/set_fs-rw.2 > > with tthe proc:, sysctl: and seq_file: patches related to it. It did > switch over all seq_file instances, but non-seq_file instances and write > operations will need manual per-instance work.
Luckily /proc/cpuinfo seems to use the seq_file interface, so this series would work for that. What's the odds of this series getting into 5.10-final? I'll go run it through the Android build system right now to see if it fixes the issue or not... thanks, greg k-h
