diff options
Diffstat (limited to 'linux/tdfx_drv.c')
| -rw-r--r-- | linux/tdfx_drv.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/linux/tdfx_drv.c b/linux/tdfx_drv.c index 59f10197..07febea1 100644 --- a/linux/tdfx_drv.c +++ b/linux/tdfx_drv.c @@ -615,6 +615,16 @@ int tdfx_lock(struct inode *inode, struct file *filp, unsigned int cmd, #endif 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_READY) { /* Wait for space in DMA/FIFO */ } @@ -679,5 +689,8 @@ int tdfx_unlock(struct inode *inode, struct file *filp, unsigned int cmd, } #endif +#if LINUX_VERSION_CODE >= 0x020400 /* KERNEL_VERSION(2,4,0) */ + unblock_all_signals(); +#endif return 0; } |