Re: [LTP] [PATCH] fuse: when copying a folio delay the mark dirty until the end

Cyril Hrubis <[email protected]> Thu, 26 Mar 2026 16:05:15 +0100
Newsgroups dev.linux.lists.oe-lkp,it.linux.lists.ltp,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
Hi!
> commit: 47f8dde97f35e32a1003d54e387273bcdf014ddf ("[PATCH] fuse: when copying a folio delay the mark dirty until the end")
> url: https://github.com/intel-lab-lkp/linux/commits/Horst-Birthelmer/fuse-when-copying-a-folio-delay-the-mark-dirty-until-the-end/20260316-234418
> patch link: https://lore.kernel.org/all/[email protected]/
> patch subject: [PATCH] fuse: when copying a folio delay the mark dirty until the end
> 
> in testcase: ltp
> version: 
> with following parameters:
> 
> 	disk: 1HDD
> 	fs: ext4
> 	test: fs-03

Looks like the test that has failed was fs_fill that runs several
threads that attempt to fill the filesystem (until they get ENOSCP) then
delete the files and try again. And apparently we managed to get EIO
when file has been closed() by one of the threads after a few minutes of
the runtime on NTFS mounted over FUSE.

-- 
Cyril Hrubis
[email protected]