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-rw-r--r--drivers/char/agp/intel-agp.c11
-rw-r--r--drivers/char/hvc_xen.c25
-rw-r--r--drivers/char/tty_port.c3
-rw-r--r--drivers/char/vt_ioctl.c6
4 files changed, 35 insertions, 10 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 4068467ce7b9..10e1f0390bbb 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -1161,12 +1161,6 @@ static int intel_i915_configure(void)
intel_i9xx_setup_flush();
-#ifdef USE_PCI_DMA_API
- if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(36)))
- dev_err(&intel_private.pcidev->dev,
- "set gfx device dma mask 36bit failed!\n");
-#endif
-
return 0;
}
@@ -2456,6 +2450,11 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
&bridge->mode);
}
+ if (bridge->driver->mask_memory == intel_i965_mask_memory)
+ if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(36)))
+ dev_err(&intel_private.pcidev->dev,
+ "set gfx device dma mask 36bit failed!\n");
+
pci_set_drvdata(pdev, bridge);
return agp_add_bridge(bridge);
}
diff --git a/drivers/char/hvc_xen.c b/drivers/char/hvc_xen.c
index eba999f8598d..a6ee32b599a8 100644
--- a/drivers/char/hvc_xen.c
+++ b/drivers/char/hvc_xen.c
@@ -55,7 +55,7 @@ static inline void notify_daemon(void)
notify_remote_via_evtchn(xen_start_info->console.domU.evtchn);
}
-static int write_console(uint32_t vtermno, const char *data, int len)
+static int __write_console(const char *data, int len)
{
struct xencons_interface *intf = xencons_interface();
XENCONS_RING_IDX cons, prod;
@@ -76,6 +76,29 @@ static int write_console(uint32_t vtermno, const char *data, int len)
return sent;
}
+static int write_console(uint32_t vtermno, const char *data, int len)
+{
+ int ret = len;
+
+ /*
+ * Make sure the whole buffer is emitted, polling if
+ * necessary. We don't ever want to rely on the hvc daemon
+ * because the most interesting console output is when the
+ * kernel is crippled.
+ */
+ while (len) {
+ int sent = __write_console(data, len);
+
+ data += sent;
+ len -= sent;
+
+ if (unlikely(len))
+ HYPERVISOR_sched_op(SCHEDOP_yield, NULL);
+ }
+
+ return ret;
+}
+
static int read_console(uint32_t vtermno, char *buf, int len)
{
struct xencons_interface *intf = xencons_interface();
diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c
index a4bbb28f10be..2e8552dc5eda 100644
--- a/drivers/char/tty_port.c
+++ b/drivers/char/tty_port.c
@@ -221,6 +221,9 @@ int tty_port_block_til_ready(struct tty_port *port,
the port has just hung up or is in another error state */
if ((filp->f_flags & O_NONBLOCK) ||
(tty->flags & (1 << TTY_IO_ERROR))) {
+ /* Indicate we are open */
+ if (tty->termios->c_cflag & CBAUD)
+ tty_port_raise_dtr_rts(port);
port->flags |= ASYNC_NORMAL_ACTIVE;
return 0;
}
diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c
index ed86d3bf249a..6aa10284104a 100644
--- a/drivers/char/vt_ioctl.c
+++ b/drivers/char/vt_ioctl.c
@@ -103,8 +103,8 @@ void vt_event_post(unsigned int event, unsigned int old, unsigned int new)
ve->event.event = event;
/* kernel view is consoles 0..n-1, user space view is
console 1..n with 0 meaning current, so we must bias */
- ve->event.old = old + 1;
- ve->event.new = new + 1;
+ ve->event.oldev = old + 1;
+ ve->event.newev = new + 1;
wake = 1;
ve->done = 1;
}
@@ -186,7 +186,7 @@ int vt_waitactive(int n)
vt_event_wait(&vw);
if (vw.done == 0)
return -EINTR;
- } while (vw.event.new != n);
+ } while (vw.event.newev != n);
return 0;
}