From: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
To: megaraidlinux@lsi.com, linux-scsi@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH] MegaRAID SAS: Convert aen_mutex to the mutex API
Date: Sat, 27 Oct 2007 09:48:46 +0200 [thread overview]
Message-ID: <20071027074846.GQ9824@traven> (raw)
MegaRAID SAS: Convert aen_mutex to the mutex API
Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
--
index e3c5c52..3ad379f 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -31,6 +31,7 @@
#include <linux/moduleparam.h>
#include <linux/module.h>
#include <linux/spinlock.h>
+#include <linux/mutex.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/uio.h>
@@ -2358,7 +2359,7 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
spin_lock_init(&instance->cmd_pool_lock);
- sema_init(&instance->aen_mutex, 1);
+ mutex_init(&instance->aen_mutex);
sema_init(&instance->ioctl_sem, MEGASAS_INT_CMDS);
/*
@@ -2874,10 +2875,10 @@ static int megasas_mgmt_ioctl_aen(struct file *file, unsigned long arg)
if (!instance)
return -ENODEV;
- down(&instance->aen_mutex);
+ mutex_lock(&instance->aen_mutex);
error = megasas_register_aen(instance, aen.seq_num,
aen.class_locale_word);
- up(&instance->aen_mutex);
+ mutex_unlock(&instance->aen_mutex);
return error;
}
diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h
index 4dffc91..08c74c9 100644
--- a/drivers/scsi/megaraid/megaraid_sas.h
+++ b/drivers/scsi/megaraid/megaraid_sas.h
@@ -1089,7 +1089,7 @@ struct megasas_instance {
struct megasas_evt_detail *evt_detail;
dma_addr_t evt_detail_h;
struct megasas_cmd *aen_cmd;
- struct semaphore aen_mutex;
+ struct mutex aen_mutex;
struct semaphore ioctl_sem;
struct Scsi_Host *host;
--
Matthias Kaehlcke
Linux Application Developer
Barcelona
Tant qu'il y aura sur terre des hommes pour qui existe un concept
d' 'honneur national', la menace d'une nouvelle guerre subsistera.
(B. Traven)
.''`.
using free software / Debian GNU/Linux | http://debian.org : :' :
`. `'`
gpg --keyserver pgp.mit.edu --recv-keys 47D8E5D4 `-
next reply other threads:[~2007-10-27 7:48 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-27 7:48 Matthias Kaehlcke [this message]
2007-11-14 19:47 ` [PATCH] MegaRAID SAS: Convert aen_mutex to the mutex API Yang, Bo
2007-11-14 19:47 ` Yang, Bo
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