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drm: unexport drm_global_mutex

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Drivers really, really have no business even looking at this lock. And
thankfully they don't.

So unexport it and move the declaration to drm_internal.h.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2014-09-10 12:43:54 +02:00
parent 67d0ec4e88
commit 44af3f5c6a
4 changed files with 2 additions and 2 deletions
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1
drivers/gpu/drm/drm_fops.c
View File

@ -43,7 +43,6 @@
/* from BKL pushdown */
DEFINE_MUTEX(drm_global_mutex);
EXPORT_SYMBOL(drm_global_mutex);
static int drm_open_helper(struct file *filp, struct drm_minor *minor);

1
drivers/gpu/drm/drm_internal.h
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@ -25,6 +25,7 @@
extern unsigned int drm_timestamp_monotonic;
/* drm_fops.c */
extern struct mutex drm_global_mutex;
int drm_lastclose(struct drm_device *dev);
/* drm_pci.c */

1
drivers/gpu/drm/drm_lock.c
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@ -36,6 +36,7 @@
#include <linux/export.h>
#include <drm/drmP.h>
#include "drm_legacy.h"
#include "drm_internal.h"
static int drm_notifier(void *priv);

1
include/drm/drmP.h
View File

@ -1087,7 +1087,6 @@ extern long drm_compat_ioctl(struct file *filp,
extern bool drm_ioctl_flags(unsigned int nr, unsigned int *flags);
/* Device support (drm_fops.h) */
extern struct mutex drm_global_mutex;
extern int drm_open(struct inode *inode, struct file *filp);
extern ssize_t drm_read(struct file *filp, char __user *buffer,
size_t count, loff_t *offset);