[PATCH] Calgary IOMMU: rearrange 'struct iommu_table' members

Rearrange struct members loosely based on size for improved alignment
and to save a few bytes.

Signed-off-by: Muli Ben-Yehuda <muli@il.ibm.com>
Signed-off-by: Jon Mason <jdmason@us.ibm.com>
Signed-off-by: Andi Kleen <ak@suse.de>

diff --git a/include/asm-x86_64/calgary.h b/include/asm-x86_64/calgary.h
index 4e39195..0a03bda 100644 (file)
--- a/include/asm-x86_64/calgary.h
+++ b/include/asm-x86_64/calgary.h
@@ -34,12 +34,12 @@ struct iommu_table {
        unsigned long  it_base;      /* mapped address of tce table */
        unsigned long  it_hint;      /* Hint for next alloc */
        unsigned long *it_map;       /* A simple allocation bitmap for now */
+       void __iomem  *bbar;         /* Bridge BAR */
+       u64            tar_val;      /* Table Address Register */
+       struct timer_list watchdog_timer;
        spinlock_t     it_lock;      /* Protects it_map */
        unsigned int   it_size;      /* Size of iommu table in entries */
        unsigned char  it_busno;     /* Bus number this table belongs to */
-       void __iomem  *bbar;
-       u64            tar_val;
-       struct timer_list watchdog_timer;
 };
 
 #define TCE_TABLE_SIZE_UNSPECIFIED     ~0