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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: Fix PCI resource mapping on sparc64
  sparc64: Kill annoying warning when building compat_binfmt_elf.o
  sparc32: kernel/trace/trace.c wants DIE_OOPS
  sparc64: Fix __copy_{to,from}_user_inatomic defines.
This commit is contained in:
Linus Torvalds 2008-11-02 10:16:44 -08:00
commit 0bf82cccd1
3 changed files with 13 additions and 5 deletions
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4
arch/sparc/include/asm/processor_64.h
View File

@ -36,10 +36,10 @@
#define VPTE_SIZE (1 << (VA_BITS - PAGE_SHIFT + 3))
#endif
#define TASK_SIZE ((unsigned long)-VPTE_SIZE)
#define TASK_SIZE_OF(tsk) \
(test_tsk_thread_flag(tsk,TIF_32BIT) ? \
(1UL << 32UL) : TASK_SIZE)
(1UL << 32UL) : ((unsigned long)-VPTE_SIZE))
#define TASK_SIZE TASK_SIZE_OF(current)
#ifdef __KERNEL__
#define STACK_TOP32 ((1UL << 32UL) - PAGE_SIZE)

4
arch/sparc/include/asm/uaccess_64.h
View File

@ -265,8 +265,8 @@ extern long __strnlen_user(const char __user *, long len);
#define strlen_user __strlen_user
#define strnlen_user __strnlen_user
#define __copy_to_user_inatomic __copy_to_user
#define __copy_from_user_inatomic __copy_from_user
#define __copy_to_user_inatomic ___copy_to_user
#define __copy_from_user_inatomic ___copy_from_user
#endif /* __ASSEMBLY__ */

10
arch/sparc64/kernel/pci.c
View File

@ -889,6 +889,7 @@ static int __pci_mmap_make_offset(struct pci_dev *pdev,
for (i = 0; i <= PCI_ROM_RESOURCE; i++) {
struct resource *rp = &pdev->resource[i];
resource_size_t aligned_end;
/* Active? */
if (!rp->flags)
@ -906,8 +907,15 @@ static int __pci_mmap_make_offset(struct pci_dev *pdev,
continue;
}
/* Align the resource end to the next page address.
* PAGE_SIZE intentionally added instead of (PAGE_SIZE - 1),
* because actually we need the address of the next byte
* after rp->end.
*/
aligned_end = (rp->end + PAGE_SIZE) & PAGE_MASK;
if ((rp->start <= user_paddr) &&
(user_paddr + user_size) <= (rp->end + 1UL))
(user_paddr + user_size) <= aligned_end)
break;
}