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swiotlb: Remove the swiotlb variable usage

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POWERPC doesn't expect it to be used.

This fixes the linux-next build failure reported by
Stephen Rothwell:

  lib/swiotlb.c: In function 'setup_io_tlb_npages':
  lib/swiotlb.c:114: error: 'swiotlb' undeclared (first use in this function)

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: peterz@infradead.org
LKML-Reference: <20091112000258F.fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
FUJITA Tomonori
2009-11-12 00:03:28 +09:00
committed by Ingo Molnar
parent b4941a9a60
commit b18485e7ac
4 changed files with 18 additions and 10 deletions
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5
arch/x86/include/asm/swiotlb.h
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@@ -9,11 +9,12 @@ extern int swiotlb_force;
#ifdef CONFIG_SWIOTLB
extern int swiotlb;
extern void pci_swiotlb_init(void);
extern int pci_swiotlb_init(void);
#else
#define swiotlb 0
static inline void pci_swiotlb_init(void)
static inline int pci_swiotlb_init(void)
{
return 0;
}
#endif