From 3d3a5b3290043618e8409f3fb68a63de6156fdd4 Mon Sep 17 00:00:00 2001
From: Thomas Hellstrom <thellstrom@vmware.com>
Date: Tue, 8 Dec 2009 12:59:34 +0100
Subject: [PATCH] drm/vmwgfx: Return -ERESTARTSYS when interrupted by a signal.
Fixes for TTM API change.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Jakob Bornecrantz <jakob@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 4 ++--
drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c | 6 ++----
drivers/gpu/drm/vmwgfx/vmwgfx_irq.c | 6 ++----
3 files changed, 6 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index 7a39f3e6dc2c..7e73cf51e298 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -386,7 +386,7 @@ static int vmw_validate_single_buffer(struct vmw_private *dev_priv,
return 0;
ret = vmw_gmr_bind(dev_priv, bo);
- if (likely(ret == 0 || ret == -ERESTART))
+ if (likely(ret == 0 || ret == -ERESTARTSYS))
return ret;
@@ -429,7 +429,7 @@ int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
ret = mutex_lock_interruptible(&dev_priv->cmdbuf_mutex);
if (unlikely(ret != 0)) {
- ret = -ERESTART;
+ ret = -ERESTARTSYS;
goto out_no_cmd_mutex;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index 76b0693e2458..01feb48af333 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -191,7 +191,7 @@ static int vmw_fifo_wait_noirq(struct vmw_private *dev_priv,
}
schedule_timeout(1);
if (interruptible && signal_pending(current)) {
- ret = -ERESTART;
+ ret = -ERESTARTSYS;
break;
}
}
@@ -237,9 +237,7 @@ static int vmw_fifo_wait(struct vmw_private *dev_priv,
(dev_priv->fifo_queue,
!vmw_fifo_is_full(dev_priv, bytes), timeout);
- if (unlikely(ret == -ERESTARTSYS))
- ret = -ERESTART;
- else if (unlikely(ret == 0))
+ if (unlikely(ret == 0))
ret = -EBUSY;
else if (likely(ret > 0))
ret = 0;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
index 9e0f0306eedb..d40086fc8647 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
@@ -155,7 +155,7 @@ int vmw_fallback_wait(struct vmw_private *dev_priv,
TASK_UNINTERRUPTIBLE);
}
if (interruptible && signal_pending(current)) {
- ret = -ERESTART;
+ ret = -ERESTARTSYS;
break;
}
}
@@ -218,9 +218,7 @@ int vmw_wait_fence(struct vmw_private *dev_priv,
vmw_fence_signaled(dev_priv, sequence),
timeout);
- if (unlikely(ret == -ERESTARTSYS))
- ret = -ERESTART;
- else if (unlikely(ret == 0))
+ if (unlikely(ret == 0))
ret = -EBUSY;
else if (likely(ret > 0))
ret = 0;