The patch titled
Edgeport USB Serial Converter: convert es_sem to mutex
has been removed from the -mm tree. Its filename was
edgeport-usb-serial-converter-convert-es_sem-to-mutex.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: Edgeport USB Serial Converter: convert es_sem to mutex
From: Matthias Kaehlcke <[EMAIL PROTECTED]>
Edgeport USB Serial Converter: convert semaphore es_sem to the mutex API
Signed-off-by: Matthias Kaehlcke <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/usb/serial/io_ti.c | 21 +++++++++++----------
1 file changed, 11 insertions(+), 10 deletions(-)
diff -puN
drivers/usb/serial/io_ti.c~edgeport-usb-serial-converter-convert-es_sem-to-mutex
drivers/usb/serial/io_ti.c
---
a/drivers/usb/serial/io_ti.c~edgeport-usb-serial-converter-convert-es_sem-to-mutex
+++ a/drivers/usb/serial/io_ti.c
@@ -34,6 +34,7 @@
#include <linux/tty_flip.h>
#include <linux/module.h>
#include <linux/spinlock.h>
+#include <linux/mutex.h>
#include <linux/serial.h>
#include <linux/ioctl.h>
#include <asm/uaccess.h>
@@ -133,7 +134,7 @@ struct edgeport_serial {
struct product_info product_info;
u8 TI_I2C_Type; // Type of I2C in UMP
u8 TiReadI2C; // Set to TRUE if we have read the I2c
in Boot Mode
- struct semaphore es_sem;
+ struct mutex es_lock;
int num_ports_open;
struct usb_serial *serial;
};
@@ -2044,7 +2045,7 @@ static int edge_open (struct usb_serial_
dbg ("ShadowMCR 0x%X", edge_port->shadow_mcr);
edge_serial = edge_port->edge_serial;
- if (down_interruptible(&edge_serial->es_sem))
+ if (mutex_lock_interruptible(&edge_serial->es_lock))
return -ERESTARTSYS;
if (edge_serial->num_ports_open == 0) {
/* we are the first port to be opened, let's post the interrupt
urb */
@@ -2052,7 +2053,7 @@ static int edge_open (struct usb_serial_
if (!urb) {
dev_err (&port->dev, "%s - no interrupt urb present,
exiting\n", __FUNCTION__);
status = -EINVAL;
- goto up_es_sem;
+ goto release_es_lock;
}
urb->complete = edge_interrupt_callback;
urb->context = edge_serial;
@@ -2060,7 +2061,7 @@ static int edge_open (struct usb_serial_
status = usb_submit_urb (urb, GFP_KERNEL);
if (status) {
dev_err (&port->dev, "%s - usb_submit_urb failed with
value %d\n", __FUNCTION__, status);
- goto up_es_sem;
+ goto release_es_lock;
}
}
@@ -2092,13 +2093,13 @@ static int edge_open (struct usb_serial_
dbg("%s - exited", __FUNCTION__);
- goto up_es_sem;
+ goto release_es_lock;
unlink_int_urb:
if (edge_port->edge_serial->num_ports_open == 0)
usb_kill_urb(port->serial->port[0]->interrupt_in_urb);
-up_es_sem:
- up(&edge_serial->es_sem);
+release_es_lock:
+ mutex_unlock(&edge_serial->es_lock);
return status;
}
@@ -2137,14 +2138,14 @@ static void edge_close (struct usb_seria
0,
NULL,
0);
- down(&edge_serial->es_sem);
+ mutex_lock(&edge_serial->es_lock);
--edge_port->edge_serial->num_ports_open;
if (edge_port->edge_serial->num_ports_open <= 0) {
/* last port is now closed, let's shut down our interrupt urb */
usb_kill_urb(port->serial->port[0]->interrupt_in_urb);
edge_port->edge_serial->num_ports_open = 0;
}
- up(&edge_serial->es_sem);
+ mutex_unlock(&edge_serial->es_lock);
edge_port->close_pending = 0;
dbg("%s - exited", __FUNCTION__);
@@ -2743,7 +2744,7 @@ static int edge_startup (struct usb_seri
dev_err(&serial->dev->dev, "%s - Out of memory\n",
__FUNCTION__);
return -ENOMEM;
}
- sema_init(&edge_serial->es_sem, 1);
+ mutex_init(&edge_serial->es_lock);
edge_serial->serial = serial;
usb_set_serial_data(serial, edge_serial);
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
acpi_pci_irq_find_prt_entry-use-list_for_each_entry-instead-of-list_for_each.patch
git-dvb.patch
git-infiniband.patch
git-net.patch
git-netdev-all.patch
git-scsi-misc.patch
parallel-port-convert-port_mutex-to-the-mutex-api.patch
parallel-port-convert-port_mutex-to-the-mutex-api-checkpatch-fixes.patch
mbcs-convert-algolock-to-mutex.patch
mbcs-convert-dmawritelock-to-mutex.patch
mbcs-convert-dmareadlock-to-mutex.patch
-
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