Message ID | 1545555435-24576-9-git-send-email-Julia.Lawall@lip6.fr (mailing list archive) |
---|---|
State | Accepted |
Headers | show |
Series | drop useless LIST_HEAD | expand |
On Sun, Dec 23, 2018 at 09:57:03AM +0100, Julia Lawall wrote: > Drop LIST_HEAD where the variable it declares has never > been used. > > The semantic patch that fixes this problem is as follows: > (http://coccinelle.lip6.fr/) > > // <smpl> > @@ > identifier x; > @@ > - LIST_HEAD(x); > ... when != x > // </smpl> > > Fixes: 26f1fe858f274 ("xfs: reduce lock hold times in buffer writeback") > Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Looks ok; are you planning to push this whole series directly to Linus or do you want me to take the two xfs patches through? Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> --D > > --- > Successfully 0-day tested on 151 configurations. > > fs/xfs/xfs_buf.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c > index b21ea2ba768d..eedc5e0156ff 100644 > --- a/fs/xfs/xfs_buf.c > +++ b/fs/xfs/xfs_buf.c > @@ -1992,7 +1992,6 @@ xfs_buf_delwri_submit_buffers( > struct list_head *wait_list) > { > struct xfs_buf *bp, *n; > - LIST_HEAD (submit_list); > int pinned = 0; > struct blk_plug plug; > >
On Sun, 23 Dec 2018, Darrick J. Wong wrote: > On Sun, Dec 23, 2018 at 09:57:03AM +0100, Julia Lawall wrote: > > Drop LIST_HEAD where the variable it declares has never > > been used. > > > > The semantic patch that fixes this problem is as follows: > > (http://coccinelle.lip6.fr/) > > > > // <smpl> > > @@ > > identifier x; > > @@ > > - LIST_HEAD(x); > > ... when != x > > // </smpl> > > > > Fixes: 26f1fe858f274 ("xfs: reduce lock hold times in buffer writeback") > > Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> > > Looks ok; are you planning to push this whole series directly to Linus > or do you want me to take the two xfs patches through? Please take them. Thanks. julia > > Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> > > --D > > > > > --- > > Successfully 0-day tested on 151 configurations. > > > > fs/xfs/xfs_buf.c | 1 - > > 1 file changed, 1 deletion(-) > > > > diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c > > index b21ea2ba768d..eedc5e0156ff 100644 > > --- a/fs/xfs/xfs_buf.c > > +++ b/fs/xfs/xfs_buf.c > > @@ -1992,7 +1992,6 @@ xfs_buf_delwri_submit_buffers( > > struct list_head *wait_list) > > { > > struct xfs_buf *bp, *n; > > - LIST_HEAD (submit_list); > > int pinned = 0; > > struct blk_plug plug; > > > > >
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index b21ea2ba768d..eedc5e0156ff 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -1992,7 +1992,6 @@ xfs_buf_delwri_submit_buffers( struct list_head *wait_list) { struct xfs_buf *bp, *n; - LIST_HEAD (submit_list); int pinned = 0; struct blk_plug plug;
Drop LIST_HEAD where the variable it declares has never been used. The semantic patch that fixes this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ identifier x; @@ - LIST_HEAD(x); ... when != x // </smpl> Fixes: 26f1fe858f274 ("xfs: reduce lock hold times in buffer writeback") Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> --- Successfully 0-day tested on 151 configurations. fs/xfs/xfs_buf.c | 1 - 1 file changed, 1 deletion(-)