On Mon, Jan 30, 2012 at 03:31:11PM +0900, KAMEZAWA Hiroyuki wrote:
> On Fri, 27 Jan 2012 18:02:53 -0500
> Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx> wrote:
>
> > Currently a local variable of pagemap entry in pagemap_pte_range()
> > is named pfn and typed with u64, but it's not correct (pfn should
> > be unsigned long.)
> > This patch introduces special type for pagemap entry and replace
> > code with it.
> >
> > Signed-off-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
> > Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> > ---
> > fs/proc/task_mmu.c | 66 +++++++++++++++++++++++++++------------------------
> > 1 files changed, 35 insertions(+), 31 deletions(-)
> >
> > diff --git 3.3-rc1.orig/fs/proc/task_mmu.c 3.3-rc1/fs/proc/task_mmu.c
> > index e2063d9..c2807a3 100644
> > --- 3.3-rc1.orig/fs/proc/task_mmu.c
> > +++ 3.3-rc1/fs/proc/task_mmu.c
> > @@ -586,9 +586,13 @@ const struct file_operations proc_clear_refs_operations = {
> > .llseek = noop_llseek,
> > };
> >
> > +typedef struct {
> > + u64 pme;
> > +} pme_t;
> > +
>
> A nitpick..
>
> How about pagemap_entry_t rather than pme_t ?
OK, I'll use this type name.
> At 1st look, I wondered whether this is a new kind of page table entry type or not ..
We had better avoid this type of confusion if possible.
Thanks,
Naoya
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