linux-kernel - Re: [PATCH 1/5] mm/hugetlb.c: Fix typo of glb

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Date:   Tue, 21 Jul 2020 17:17:20 +0800
From:   Baoquan He <bhe@...hat.com>
To:     Mike Kravetz <mike.kravetz@...cle.com>
Cc:     linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        akpm@...ux-foundation.org
Subject: Re: [PATCH 1/5] mm/hugetlb.c: Fix typo of glb_reserve

On 07/20/20 at 03:32pm, Mike Kravetz wrote:
> On 7/19/20 11:26 PM, Baoquan He wrote:
> > The local variable is for global reservation of region.
> > 
> > Signed-off-by: Baoquan He <bhe@...hat.com>
> > ---
> >  mm/hugetlb.c | 24 ++++++++++++------------
> >  1 file changed, 12 insertions(+), 12 deletions(-)
> > 
> > diff --git a/mm/hugetlb.c b/mm/hugetlb.c
> > index f24acb3af741..191a585bb315 100644
> > --- a/mm/hugetlb.c
> > +++ b/mm/hugetlb.c
> > @@ -3649,7 +3649,7 @@ static void hugetlb_vm_op_close(struct vm_area_struct *vma)
> >  	struct resv_map *resv = vma_resv_map(vma);
> >  	struct hugepage_subpool *spool = subpool_vma(vma);
> >  	unsigned long reserve, start, end;
> > -	long gbl_reserve;
> > +	long glb_reserve;
> 
> I see both 'gbl' and 'glb' being used for global in variable names.  grep will
> actually return more hits for gbl than glb.  Unless there is consensus that
> 'glb' should be used for global, I would prefer not to make this change.

Ah, I thought it's typo, so it's just another kind of abbreviation. Then
I am fine to drop this patch.

Thanks a lot for careful reviewing on this patchset.

Thanks
Baoquan