lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[SPARC64]: Use DECLARE_BITMAP and BITS_TO_LONGS in mm/init.c

Browse Source 
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2007-03-15 17:51:26 -07:00
parent 5be4a96367
commit 85f1e1f660
1 changed files with 7 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
arch/sparc64/mm/init.c
View File

@@ -149,12 +149,6 @@ unsigned long *sparc64_valid_addr_bitmap __read_mostly;
unsigned long kern_base __read_mostly; unsigned long kern_base __read_mostly;
unsigned long kern_size __read_mostly; unsigned long kern_size __read_mostly;
/* get_new_mmu_context() uses "cache + 1". */
DEFINE_SPINLOCK(ctx_alloc_lock);
unsigned long tlb_context_cache = CTX_FIRST_VERSION - 1;
#define CTX_BMAP_SLOTS (1UL << (CTX_NR_BITS - 6))
unsigned long mmu_context_bmap[CTX_BMAP_SLOTS];
/* Initial ramdisk setup */ /* Initial ramdisk setup */
extern unsigned long sparc_ramdisk_image64; extern unsigned long sparc_ramdisk_image64;
extern unsigned int sparc_ramdisk_image; extern unsigned int sparc_ramdisk_image;
@@ -701,6 +695,13 @@ void __flush_dcache_range(unsigned long start, unsigned long end)
} }
#endif /* DCACHE_ALIASING_POSSIBLE */ #endif /* DCACHE_ALIASING_POSSIBLE */
/* get_new_mmu_context() uses "cache + 1". */
DEFINE_SPINLOCK(ctx_alloc_lock);
unsigned long tlb_context_cache = CTX_FIRST_VERSION - 1;
#define MAX_CTX_NR (1UL << CTX_NR_BITS)
#define CTX_BMAP_SLOTS BITS_TO_LONGS(MAX_CTX_NR)
DECLARE_BITMAP(mmu_context_bmap, MAX_CTX_NR);
/* Caller does TLB context flushing on local CPU if necessary. /* Caller does TLB context flushing on local CPU if necessary.
* The caller also ensures that CTX_VALID(mm->context) is false. * The caller also ensures that CTX_VALID(mm->context) is false.
* *