Re: [BUG BISECT next] Files cannot be opened after "fsverity: Move verity status check to fsverity_file_open"

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On Tue, Dec 11, 2018 at 05:27:21PM -0500, Theodore Y. Ts'o wrote:
> On Tue, Dec 11, 2018 at 03:15:53PM +0100, Krzysztof Kozlowski wrote:
> > Hi,
> > 
> > Bisect from today's next pointed me to:
> > commit 4de97efb578a094e8fbf279522d41eb9ece1e3e0
> > Author: Chandan Rajendra <chandan@xxxxxxxxxxxxxxxxxx>
> > Date:   Sat Dec 8 12:21:43 2018 +0530
> >     fsverity: Move verity status check to fsverity_file_open
> > 
> > as a reason of "Operation not supported" when reading any file from
> > mounted ext4fs (from SD card). Rootfs from nfsroot works but reading
> > from /home with ext4fs fails.
> 
> Can you send me an compressed e2image of your sdcard?
> 
> 	e2image -Q /dev/mmcblk0p2 sdcard.qcow2
> 	bzip2 -z sdcard.qcow2
> 
> Thanks!
> 
> 					- Ted

I don't think that's necessary.  Due to the bug, ext4_file_open() and
ext4_setattr() always return -EOPNOTSUPP when !CONFIG_FS_VERITY.

I'm working on a fixed version of the two patches to replace the ones currently
in the fscrypt tree.  Will send out soon.

- Eric



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