Re: [PATCH 1/4] vfs: create a generic checking function for FS_IOC_SETFLAGS

["Darrick J. Wong" <darrick.wong@xxxxxxxxxx>]

On Tue, Jun 25, 2019 at 07:12:54PM +0200, David Sterba wrote:
> On Fri, Jun 21, 2019 at 04:56:21PM -0700, Darrick J. Wong wrote:
> > From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
> > 
> > Create a generic checking function for the incoming FS_IOC_SETFLAGS flag
> > values so that we can standardize the implementations that follow ext4's
> > flag values.
> 
> I checked a few samples what's the type of the flags, there are unsigned
> types while the proposed VFS functions take signed type.
> 
> > +int vfs_ioc_setflags_check(struct inode *inode, int oldflags, int flags);
> 
> Specifically ext4 uses unsigned type and his was the original API that
> got copied so I'd think that it should unsigned everywhere.

Yeah, I'll change it.

> >  fs/btrfs/ioctl.c    |   13 +++++--------
> 
> For the btrfs bits
> 
> Acked-by: David Sterba <dsterba@xxxxxxxx>
> 
> and besides the signedness, the rest of the changes look good to me.

Thanks for the look around!  I'll have a new revision with all changes
out by the end of the day. :)

--D

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