[Intel-gfx] [PATCH 4/5] drm/i915: Reject attempted pwrites into a read-only object

[Bloomfield, Jon]

> -----Original Message-----
> From: Chris Wilson <chris at chris-wilson.co.uk>
> Sent: Thursday, June 14, 2018 5:00 AM
> To: intel-gfx at lists.freedesktop.org
> Cc: Chris Wilson <chris at chris-wilson.co.uk>; Bloomfield, Jon
> <jon.bloomfield at intel.com>; Joonas Lahtinen
> <joonas.lahtinen at linux.intel.com>; Matthew Auld
> <matthew.william.auld at gmail.com>
> Subject: [PATCH 4/5] drm/i915: Reject attempted pwrites into a read-only
> object
> 
> If the user created a read-only object, they should not be allowed to
> circumvent the write protection using the pwrite ioctl.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Jon Bloomfield <jon.bloomfield at intel.com>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
> Cc: Matthew Auld <matthew.william.auld at gmail.com>
> ---
Reviewed-by: Jon Bloomfield <jon.bloomfield at intel.com>