Re: [PATCH v11 01/14] fs: export rw_verify_area()

Omar Sandoval
2022-01-04T19:06:41Z

On Thu, Nov 18, 2021 at 11:19:39AM -0800, Omar Sandoval wrote:
> On Wed, Sep 01, 2021 at 10:00:56AM -0700, Omar Sandoval wrote:
> > From: Omar Sandoval <osandov@fb.com>
> >
> > I'm adding Btrfs ioctls to read and write compressed data, and rather
> > than duplicating the checks in rw_verify_area(), let's just export it.
> >
> > Reviewed-by: Josef Bacik <josef@toxicpanda.com>
> > Signed-off-by: Omar Sandoval <osandov@fb.com>
> > ---
> > fs/internal.h | 5 -----
> > fs/read_write.c | 1 +
> > include/linux/fs.h | 1 +
> > 3 files changed, 2 insertions(+), 5 deletions(-)
>
> Could I please get an ack from the VFS side on this patch and "fs:
> export variant of generic_write_checks without iov_iter"? We're going
> the route of doing this as a Btrfs ioctl since we couldn't agree on a
> generic interface, so this is all I need from the VFS.

Ping.