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Commit 5101020c authored by Thomas Hellstrom's avatar Thomas Hellstrom
Browse files

drm: export the DRM permission check code



This way drm_ioctl_permit() can be used by drivers

Signed-off-by: default avatarThomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: default avatarSinclair Yeh <syeh@vmware.com>
parent 05c95018
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+2 −1
Original line number Diff line number Diff line
@@ -480,7 +480,7 @@ static int drm_version(struct drm_device *dev, void *data,
 * indicated permissions. If so, returns zero. Otherwise returns an
 * error code suitable for ioctl return.
 */
static int drm_ioctl_permit(u32 flags, struct drm_file *file_priv)
int drm_ioctl_permit(u32 flags, struct drm_file *file_priv)
{
	/* ROOT_ONLY is only for CAP_SYS_ADMIN */
	if (unlikely((flags & DRM_ROOT_ONLY) && !capable(CAP_SYS_ADMIN)))
@@ -508,6 +508,7 @@ static int drm_ioctl_permit(u32 flags, struct drm_file *file_priv)

	return 0;
}
EXPORT_SYMBOL(drm_ioctl_permit);

#define DRM_IOCTL_DEF(ioctl, _func, _flags)	\
	[DRM_IOCTL_NR(ioctl)] = {		\
+1 −0
Original line number Diff line number Diff line
@@ -887,6 +887,7 @@ static inline bool drm_is_primary_client(const struct drm_file *file_priv)
/*@{*/

				/* Driver support (drm_drv.h) */
extern int drm_ioctl_permit(u32 flags, struct drm_file *file_priv);
extern long drm_ioctl(struct file *filp,
		      unsigned int cmd, unsigned long arg);
extern long drm_compat_ioctl(struct file *filp,