diff options
| author | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2006-10-03 12:08:07 +0200 |
|---|---|---|
| committer | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2006-10-03 12:08:07 +0200 |
| commit | cee659afb56e7ac443402ac791144f391721061e (patch) | |
| tree | 45d68bf6a269f626f6a2178c8c0b5987af5c96e7 /linux-core/drm_fops.c | |
| parent | 16be6ba63a41f03e98a741464d3b51eefb277373 (diff) | |
Get rid of all ugly PTE hacks.
Diffstat (limited to 'linux-core/drm_fops.c')
| -rw-r--r-- | linux-core/drm_fops.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/linux-core/drm_fops.c b/linux-core/drm_fops.c index 5593e55c..b60ced34 100644 --- a/linux-core/drm_fops.c +++ b/linux-core/drm_fops.c @@ -158,6 +158,12 @@ int drm_open(struct inode *inode, struct file *filp) } spin_unlock(&dev->count_lock); } + mutex_lock(&dev->struct_mutex); + BUG_ON((dev->dev_mapping != NULL) && + (dev->dev_mapping != inode->i_mapping)); + if (dev->dev_mapping == NULL) + dev->dev_mapping = inode->i_mapping; + mutex_unlock(&dev->struct_mutex); return retcode; } @@ -465,6 +471,7 @@ int drm_release(struct inode *inode, struct file *filp) drm_fasync(-1, filp, 0); mutex_lock(&dev->ctxlist_mutex); + if (dev->ctxlist && (!list_empty(&dev->ctxlist->head))) { drm_ctx_list_t *pos, *n; |