[IA64-SGI] sn2 minor fixes and cleanups

General SN2 code cleanup:
 - Do not initialize global variables to zero
 - Use kzalloc instead of kmalloc+memset
 - Check kmalloc return values
 - Do not obfuscate spin lock calls
 - Remove some unused code
 - Various formatting cleanups

Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 1 insertions, 13 deletions

diff --git a/include/asm-ia64/sn/pcibr_provider.h b/include/asm-ia64/sn/pcibr_provider.h
index 9334078b089a..a601d3af39b6 100644
--- a/include/asm-ia64/sn/pcibr_provider.h
+++ b/include/asm-ia64/sn/pcibr_provider.h
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 1992-1997,2000-2004 Silicon Graphics, Inc. All rights reserved.
+ * Copyright (C) 1992-1997,2000-2006 Silicon Graphics, Inc. All rights reserved.
  */
 #ifndef _ASM_IA64_SN_PCI_PCIBR_PROVIDER_H
 #define _ASM_IA64_SN_PCI_PCIBR_PROVIDER_H
@@ -115,18 +115,6 @@ struct pcibus_info {
         spinlock_t              pbi_lock;
 };
 
-/*
- * pcibus_info structure locking macros
- */
-inline static unsigned long
-pcibr_lock(struct pcibus_info *pcibus_info)
-{
-        unsigned long flag;
-        spin_lock_irqsave(&pcibus_info->pbi_lock, flag);
-        return(flag);
-}
-#define pcibr_unlock(pcibus_info, flag)  spin_unlock_irqrestore(&pcibus_info->pbi_lock, flag)
-
 extern int  pcibr_init_provider(void);
 extern void *pcibr_bus_fixup(struct pcibus_bussoft *, struct pci_controller *);
 extern dma_addr_t pcibr_dma_map(struct pci_dev *, unsigned long, size_t);