Re: 2.6.12-rc3-mm2: ppc pte_offset_map()

[Andrew Morton]

Jesper Juhl <juhl-lkml@xxxxxx> wrote:
>
> On Sun, 1 May 2005, Sean Neakums wrote:
> 
> > On my Mackertosh (PowerBook5.4), build fails with the following:
> > 
> >   fs/proc/task_mmu.c: In function `smaps_pte_range':
> >   fs/proc/task_mmu.c:177: warning: implicit declaration of function `kmap_atomic'
> >   fs/proc/task_mmu.c:177: error: `KM_PTE0' undeclared (first use in this function)
> >   fs/proc/task_mmu.c:177: error: (Each undeclared identifier is reported only once
> >   fs/proc/task_mmu.c:177: error: for each function it appears in.)
> >   fs/proc/task_mmu.c:207: warning: implicit declaration of function `kunmap_atomic'
> > 
> > With the naive patch below, it builds with this warning and everything works.
> > 
> >   fs/proc/task_mmu.c: In function `smaps_pte_range':
> >   fs/proc/task_mmu.c:208: warning: passing arg 1 of `kunmap_atomic' makes pointer from integer without a cast
> > 
> 
> Try this patch :
> 
> Signed-off-by: Jesper Juhl <juhl-lkml@xxxxxx>
> 
> --- linux-2.6.12-rc3-mm2-orig/fs/proc/task_mmu.c	2005-05-01 04:04:25.000000000 +0200
> +++ linux-2.6.12-rc3-mm2/fs/proc/task_mmu.c	2005-05-01 17:49:14.000000000 +0200
> @@ -2,6 +2,7 @@
>  #include <linux/hugetlb.h>
>  #include <linux/mount.h>
>  #include <linux/seq_file.h>
> +#include <linux/highmem.h>
>  
>  #include <asm/elf.h>
>  #include <asm/uaccess.h>
> @@ -204,7 +205,7 @@ static void smaps_pte_range(pmd_t *pmd,
>  			}
>  		}
>  	} while (address < end);
> -	pte_unmap(pte);
> +	pte_unmap((void *)pte);
>  }

Should be

	pte_unmap(ptep);


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