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Message-Id: <200803282141.m2SLfRKr011843@imap1.linux-foundation.org>
Date: Fri, 28 Mar 2008 14:41:26 -0700
From: akpm@...ux-foundation.org
To: jeff@...zik.org
Cc: netdev@...r.kernel.org, akpm@...ux-foundation.org,
dwalker@...sta.com, raisch@...ibm.com, themann@...ibm.com,
tklein@...ibm.com
Subject: [patch 15/21] netdev: ehea: ehea_fw_handles semaphore to mutex
From: Daniel Walker <dwalker@...sta.com>
Converted the ehea_fw_handles.lock to a mutex.
Signed-off-by: Daniel Walker <dwalker@...sta.com>
Cc: Jeff Garzik <jeff@...zik.org>
Cc: Christoph Raisch <raisch@...ibm.com>
Cc: Jan-Bernd Themann <themann@...ibm.com>
Cc: Thomas Klein <tklein@...ibm.com>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
---
drivers/net/ehea/ehea.h | 2 +-
drivers/net/ehea/ehea_main.c | 18 +++++++++---------
2 files changed, 10 insertions(+), 10 deletions(-)
diff -puN drivers/net/ehea/ehea.h~net-ehea-ehea_fw_handles-semaphore-to-mutex drivers/net/ehea/ehea.h
--- a/drivers/net/ehea/ehea.h~net-ehea-ehea_fw_handles-semaphore-to-mutex
+++ a/drivers/net/ehea/ehea.h
@@ -421,7 +421,7 @@ struct ehea_fw_handle_entry {
struct ehea_fw_handle_array {
struct ehea_fw_handle_entry *arr;
int num_entries;
- struct semaphore lock;
+ struct mutex lock;
};
struct ehea_bcmc_reg_entry {
diff -puN drivers/net/ehea/ehea_main.c~net-ehea-ehea_fw_handles-semaphore-to-mutex drivers/net/ehea/ehea_main.c
--- a/drivers/net/ehea/ehea_main.c~net-ehea-ehea_fw_handles-semaphore-to-mutex
+++ a/drivers/net/ehea/ehea_main.c
@@ -2453,7 +2453,7 @@ static int ehea_up(struct net_device *de
if (port->state == EHEA_PORT_UP)
return 0;
- down(&ehea_fw_handles.lock);
+ mutex_lock(&ehea_fw_handles.lock);
ret = ehea_port_res_setup(port, port->num_def_qps,
port->num_add_tx_qps);
@@ -2517,7 +2517,7 @@ out:
up(&ehea_bcmc_regs.lock);
ehea_update_firmware_handles();
- up(&ehea_fw_handles.lock);
+ mutex_unlock(&ehea_fw_handles.lock);
return ret;
}
@@ -2573,7 +2573,7 @@ static int ehea_down(struct net_device *
ehea_free_interrupts(dev);
- down(&ehea_fw_handles.lock);
+ mutex_lock(&ehea_fw_handles.lock);
port->state = EHEA_PORT_DOWN;
@@ -2586,7 +2586,7 @@ static int ehea_down(struct net_device *
dev->name, ret);
ehea_update_firmware_handles();
- up(&ehea_fw_handles.lock);
+ mutex_unlock(&ehea_fw_handles.lock);
return ret;
}
@@ -3343,7 +3343,7 @@ static int __devinit ehea_probe_adapter(
ehea_error("Invalid ibmebus device probed");
return -EINVAL;
}
- down(&ehea_fw_handles.lock);
+ mutex_lock(&ehea_fw_handles.lock);
adapter = kzalloc(sizeof(*adapter), GFP_KERNEL);
if (!adapter) {
@@ -3427,7 +3427,7 @@ out_free_ad:
out:
ehea_update_firmware_handles();
- up(&ehea_fw_handles.lock);
+ mutex_unlock(&ehea_fw_handles.lock);
return ret;
}
@@ -3446,7 +3446,7 @@ static int __devexit ehea_remove(struct
flush_scheduled_work();
- down(&ehea_fw_handles.lock);
+ mutex_lock(&ehea_fw_handles.lock);
ibmebus_free_irq(adapter->neq->attr.ist1, adapter);
tasklet_kill(&adapter->neq_tasklet);
@@ -3457,7 +3457,7 @@ static int __devexit ehea_remove(struct
kfree(adapter);
ehea_update_firmware_handles();
- up(&ehea_fw_handles.lock);
+ mutex_unlock(&ehea_fw_handles.lock);
return 0;
}
@@ -3544,7 +3544,7 @@ int __init ehea_module_init(void)
memset(&ehea_fw_handles, 0, sizeof(ehea_fw_handles));
memset(&ehea_bcmc_regs, 0, sizeof(ehea_bcmc_regs));
- sema_init(&ehea_fw_handles.lock, 1);
+ mutex_init(&ehea_fw_handles.lock);
sema_init(&ehea_bcmc_regs.lock, 1);
ret = check_module_parm();
_
--
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