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| author | Arjan van de Ven <arjan@infradead.org> | 2006-01-11 13:16:10 +0100 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.(none)> | 2006-01-12 11:53:11 -0600 |
| commit | 0b9506723826c68b50fa33e345700ddcac1bed36 (patch) | |
| tree | da3e432ef4517c47ebdc088c6322d0ac51193127 /drivers/scsi/megaraid/megaraid_sas.c | |
| parent | dacee84b070c4e705a5b6446f1f0a6a6e2f8d7a4 (diff) | |
| download | op-kernel-dev-0b9506723826c68b50fa33e345700ddcac1bed36.zip op-kernel-dev-0b9506723826c68b50fa33e345700ddcac1bed36.tar.gz | |
[SCSI] turn most scsi semaphores into mutexes
the scsi layer is using semaphores in a mutex way, this patch converts
these into using mutexes instead
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas.c')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index 3c32e69..c0bb806 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -35,6 +35,7 @@ #include <asm/uaccess.h> #include <linux/fs.h> #include <linux/compat.h> +#include <linux/mutex.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> @@ -72,7 +73,7 @@ MODULE_DEVICE_TABLE(pci, megasas_pci_table); static int megasas_mgmt_majorno; static struct megasas_mgmt_info megasas_mgmt_info; static struct fasync_struct *megasas_async_queue; -static DECLARE_MUTEX(megasas_async_queue_mutex); +static DEFINE_MUTEX(megasas_async_queue_mutex); /** * megasas_get_cmd - Get a command from the free pool @@ -2362,11 +2363,11 @@ static int megasas_mgmt_fasync(int fd, struct file *filep, int mode) { int rc; - down(&megasas_async_queue_mutex); + mutex_lock(&megasas_async_queue_mutex); rc = fasync_helper(fd, filep, mode, &megasas_async_queue); - up(&megasas_async_queue_mutex); + mutex_unlock(&megasas_async_queue_mutex); if (rc >= 0) { /* For sanity check when we get ioctl */ |
