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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6

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* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
  sparc64: Validate linear D-TLB misses.
  sparc64: Update defconfig.
  sparc32: Update defconfig.
  sparc32: Kill trap table freeing code.
  sparc: sys32.S incorrect compat-layer splice() system call
  sparc: Use page_fault_out_of_memory() for VM_FAULT_OOM.
  sparc64: Sign extend length arg to truncate syscalls when compat.
  sparc: Fix cleanup crash in bbc_envctrl_cleanup()
This commit is contained in:
Linus Torvalds
2009-08-25 21:24:26 -07:00
parent 9c93768866 d8ed1d43e1
commit 4dc627d55e
13 changed files with 175 additions and 143 deletions
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12
arch/sparc/include/asm/pgtable_64.h
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@ -726,11 +726,17 @@ extern unsigned long pte_file(pte_t);
extern pte_t pgoff_to_pte(unsigned long);
#define PTE_FILE_MAX_BITS (64UL - PAGE_SHIFT - 1UL)
extern unsigned long *sparc64_valid_addr_bitmap;
extern unsigned long sparc64_valid_addr_bitmap[];
/* Needs to be defined here and not in linux/mm.h, as it is arch dependent */
#define kern_addr_valid(addr) \
(test_bit(__pa((unsigned long)(addr))>>22, sparc64_valid_addr_bitmap))
static inline bool kern_addr_valid(unsigned long addr)
{
unsigned long paddr = __pa(addr);
if ((paddr >> 41UL) != 0UL)
return false;
return test_bit(paddr >> 22, sparc64_valid_addr_bitmap);
}
extern int page_in_phys_avail(unsigned long paddr);