[Patch RFC 14/37] scsi: aacraid semaphore cleanup

From: Thomas Gleixner
Date: Sun Jul 26 2009 - 04:23:50 EST


The usage of these "mutex"es is non obvious and probably completions
in some places. Make it them semaphores.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/scsi/aacraid/commctrl.c | 2 +-
drivers/scsi/aacraid/commsup.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

Index: linux-2.6-tip/drivers/scsi/aacraid/commctrl.c
===================================================================
--- linux-2.6-tip.orig/drivers/scsi/aacraid/commctrl.c
+++ linux-2.6-tip/drivers/scsi/aacraid/commctrl.c
@@ -190,7 +190,7 @@ static int open_getadapter_fib(struct aa
/*
* Initialize the mutex used to wait for the next AIF.
*/
- init_MUTEX_LOCKED(&fibctx->wait_sem);
+ semaphore_init_locked(&fibctx->wait_sem);
fibctx->wait = 0;
/*
* Initialize the fibs and set the count of fibs on
Index: linux-2.6-tip/drivers/scsi/aacraid/commsup.c
===================================================================
--- linux-2.6-tip.orig/drivers/scsi/aacraid/commsup.c
+++ linux-2.6-tip/drivers/scsi/aacraid/commsup.c
@@ -124,7 +124,7 @@ int aac_fib_setup(struct aac_dev * dev)
fibptr->hw_fib_va = hw_fib;
fibptr->data = (void *) fibptr->hw_fib_va->data;
fibptr->next = fibptr+1; /* Forward chain the fibs */
- init_MUTEX_LOCKED(&fibptr->event_wait);
+ semaphore_init_locked(&fibptr->event_wait);
spin_lock_init(&fibptr->event_lock);
hw_fib->header.XferState = cpu_to_le32(0xffffffff);
hw_fib->header.SenderSize = cpu_to_le16(dev->max_fib_size);


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