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SubjectRe: [PATCH 0/2] turn on force option for FUSE in builtin policies
On Mon, Jan 15, 2018 at 11:32:41AM -0500, Mimi Zohar wrote:
> For XFS, which considers fsmagic numbers private to the filesystem,
> *always* using the fsmagic number is wrong.  As to whether this is
> true for other filesystems is unclear.  IMA policies have been defined
> in terms of fsmagic numbers for a long time.  fsmagic numbers were
> moved from the filesystems to magic.h for this purpose.  Someone would
> have complained earlier if it is always wrong.
>  
> I just posted a patch titled "ima: define new policy condition based
> on the filesystem name" to allow policies to be defined in terms of
> the i_sb->s_type->name.

ima has no business looking at either the name _or_ the magic number.

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