From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx118.postini.com [74.125.245.118]) by kanga.kvack.org (Postfix) with SMTP id C038A6B0031 for ; Fri, 2 Aug 2013 20:38:26 -0400 (EDT) Received: by mail-pd0-f173.google.com with SMTP id p11so1200563pdj.18 for ; Fri, 02 Aug 2013 17:38:25 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <1375408621-16563-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1375408621-16563-1-git-send-email-iamjoonsoo.kim@lge.com> Date: Sat, 3 Aug 2013 08:38:25 +0800 Message-ID: Subject: Re: [PATCH 1/2] mm, vmalloc: remove useless variable in vmap_block From: Yanfei Zhang Content-Type: multipart/alternative; boundary=047d7bd76ec412aee004e3004b71 Sender: owner-linux-mm@kvack.org List-ID: To: Joonsoo Kim Cc: Andrew Morton , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Zhang Yanfei , Joonsoo Kim , Johannes Weiner --047d7bd76ec412aee004e3004b71 Content-Type: text/plain; charset=UTF-8 On Friday, August 2, 2013, Joonsoo Kim wrote: > vbq in vmap_block isn't used. So remove it. > > Signed-off-by: Joonsoo Kim > Acked-by: Zhang Yanfei > diff --git a/mm/vmalloc.c b/mm/vmalloc.c > index 13a5495..d23c432 100644 > --- a/mm/vmalloc.c > +++ b/mm/vmalloc.c > @@ -752,7 +752,6 @@ struct vmap_block_queue { > struct vmap_block { > spinlock_t lock; > struct vmap_area *va; > - struct vmap_block_queue *vbq; > unsigned long free, dirty; > DECLARE_BITMAP(dirty_map, VMAP_BBMAP_BITS); > struct list_head free_list; > @@ -830,7 +829,6 @@ static struct vmap_block *new_vmap_block(gfp_t > gfp_mask) > radix_tree_preload_end(); > > vbq = &get_cpu_var(vmap_block_queue); > - vb->vbq = vbq; > spin_lock(&vbq->lock); > list_add_rcu(&vb->free_list, &vbq->free); > spin_unlock(&vbq->lock); > -- > 1.7.9.5 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > --047d7bd76ec412aee004e3004b71 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Friday, August 2, 2013, Joonsoo Kim wrote:
vbq in vmap_block isn't used. So remove it.

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com= >

Acked-by: Zhang Yanfei <zhangya= nfei@cn.fujitsu.con>


diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 13a5495..d23c432 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -752,7 +752,6 @@ struct vmap_block_queue {
=C2=A0struct vmap_block {
=C2=A0 =C2=A0 =C2=A0 =C2=A0 spinlock_t lock;
=C2=A0 =C2=A0 =C2=A0 =C2=A0 struct vmap_area *va;
- =C2=A0 =C2=A0 =C2=A0 struct vmap_block_queue *vbq;
=C2=A0 =C2=A0 =C2=A0 =C2=A0 unsigned long free, dirty;
=C2=A0 =C2=A0 =C2=A0 =C2=A0 DECLARE_BITMAP(dirty_map, VMAP_BBMAP_BITS);
=C2=A0 =C2=A0 =C2=A0 =C2=A0 struct list_head free_list;
@@ -830,7 +829,6 @@ static struct vmap_block *new_vmap_block(gfp_t gfp_mask= )
=C2=A0 =C2=A0 =C2=A0 =C2=A0 radix_tree_preload_end();

=C2=A0 =C2=A0 =C2=A0 =C2=A0 vbq =3D &get_cpu_var(vmap_block_queue);
- =C2=A0 =C2=A0 =C2=A0 vb->vbq =3D vbq;
=C2=A0 =C2=A0 =C2=A0 =C2=A0 spin_lock(&vbq->lock);
=C2=A0 =C2=A0 =C2=A0 =C2=A0 list_add_rcu(&vb->free_list, &vbq-&g= t;free);
=C2=A0 =C2=A0 =C2=A0 =C2=A0 spin_unlock(&vbq->lock);
--
1.7.9.5

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