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authorRik Faith <faith@alephnull.com>2000-08-26 10:36:44 +0000
committerRik Faith <faith@alephnull.com>2000-08-26 10:36:44 +0000
commit6f07e1ff6bec8f306e8aa1d59b8bcaa93ffa776e (patch)
tree334961bb4f9cc7c83b95a17d6d79f3bf351bbacf /linux/mga_dma.c
parent37643234affb329775d3330eed650dee59d39bad (diff)
Sync with Linux 2.4.0-test7 Add signal blocking support to all drivers
(using control-z on a running direct-rendering client should work now)
Diffstat (limited to 'linux/mga_dma.c')
-rw-r--r--linux/mga_dma.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/linux/mga_dma.c b/linux/mga_dma.c
index 9ca72296..d315954d 100644
--- a/linux/mga_dma.c
+++ b/linux/mga_dma.c
@@ -1074,6 +1074,16 @@ int mga_lock(struct inode *inode, struct file *filp, unsigned int cmd,
}
if (!ret) {
+#if LINUX_VERSION_CODE >= 0x020400 /* KERNEL_VERSION(2,4,0) */
+ sigemptyset(&dev->sigmask);
+ sigaddset(&dev->sigmask, SIGSTOP);
+ sigaddset(&dev->sigmask, SIGTSTP);
+ sigaddset(&dev->sigmask, SIGTTIN);
+ sigaddset(&dev->sigmask, SIGTTOU);
+ dev->sigdata.context = lock.context;
+ dev->sigdata.lock = dev->lock.hw_lock;
+ block_all_signals(drm_notifier, &dev->sigdata, &dev->sigmask);
+#endif
if (lock.flags & _DRM_LOCK_QUIESCENT) {
DRM_DEBUG("_DRM_LOCK_QUIESCENT\n");
mga_flush_queue(dev);