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| author | Daniel Walker <dwalker@mvista.com> | 2008-03-28 14:41:26 -0700 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2008-03-28 22:14:25 -0400 |
| commit | 06f89edf89f254346c95d0c569cecd606459d83e (patch) | |
| tree | 41635a52de50efc56145b37527dce6463814da52 /drivers/net/ehea/ehea_main.c | |
| parent | b7aa69097acb86c118edaa5e339b714617062dfe (diff) | |
| download | blackbird-op-linux-06f89edf89f254346c95d0c569cecd606459d83e.tar.gz blackbird-op-linux-06f89edf89f254346c95d0c569cecd606459d83e.zip | |
netdev: ehea: semaphore to mutex
Converted the dlpar_mem_lock. With a bit of cleanup, I converted to
DEFINE_MUTEX() instead of a runtime init. I also made the lock static.
Signed-off-by: Daniel Walker <dwalker@mvista.com>
Cc: Christoph Raisch <raisch@de.ibm.com>
Acked-by: Jan-Bernd Themann <themann@de.ibm.com>
Cc: Thomas Klein <tklein@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/ehea/ehea_main.c')
| -rw-r--r-- | drivers/net/ehea/ehea_main.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index 07c742dd3f09..a3b3b165445a 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -36,6 +36,7 @@ #include <linux/notifier.h> #include <linux/reboot.h> #include <asm/kexec.h> +#include <linux/mutex.h> #include <net/ip.h> @@ -99,7 +100,7 @@ static int port_name_cnt; static LIST_HEAD(adapter_list); u64 ehea_driver_flags; struct work_struct ehea_rereg_mr_task; -struct semaphore dlpar_mem_lock; +static DEFINE_MUTEX(dlpar_mem_lock); struct ehea_fw_handle_array ehea_fw_handles; struct ehea_bcmc_reg_array ehea_bcmc_regs; @@ -2830,7 +2831,7 @@ static void ehea_rereg_mrs(struct work_struct *work) int ret, i; struct ehea_adapter *adapter; - down(&dlpar_mem_lock); + mutex_lock(&dlpar_mem_lock); ehea_info("LPAR memory enlarged - re-initializing driver"); list_for_each_entry(adapter, &adapter_list, list) @@ -2902,7 +2903,7 @@ static void ehea_rereg_mrs(struct work_struct *work) } } } - up(&dlpar_mem_lock); + mutex_unlock(&dlpar_mem_lock); ehea_info("re-initializing driver complete"); out: return; @@ -3543,7 +3544,6 @@ 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(&dlpar_mem_lock, 1); sema_init(&ehea_fw_handles.lock, 1); sema_init(&ehea_bcmc_regs.lock, 1); |
