From: Daniel Walker Date: Fri, 28 Mar 2008 21:41:26 +0000 (-0700) Subject: netdev: ehea: ehea_fw_handles semaphore to mutex X-Git-Tag: v2.6.26-rc1~1138^2~270^2~8 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=9f71a568f5f1d6c9fb3ca89b6b973475e6475192;p=linux-2.6-omap-h63xx.git netdev: ehea: ehea_fw_handles semaphore to mutex Converted the ehea_fw_handles.lock to a mutex. Signed-off-by: Daniel Walker Cc: Christoph Raisch Cc: Jan-Bernd Themann Cc: Thomas Klein Signed-off-by: Andrew Morton Signed-off-by: Jeff Garzik --- diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h index 93b7fb24696..f07af2c3bcb 100644 --- a/drivers/net/ehea/ehea.h +++ b/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 --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index a3b3b165445..4ae65e87648 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -2453,7 +2453,7 @@ static int ehea_up(struct net_device *dev) 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 *dev) 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) 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(struct of_device *dev, 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 of_device *dev) 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 of_device *dev) 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();