From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: ira.weiny@intel.com
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
Andrew Morton <akpm@linux-foundation.org>,
Chris Mason <clm@fb.com>, Josef Bacik <josef@toxicpanda.com>,
David Sterba <dsterba@suse.com>, Jaegeuk Kim <jaegeuk@kernel.org>,
Chao Yu <chao@kernel.org>,
linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Trond Myklebust <trond.myklebust@hammerspace.com>,
Anna Schumaker <anna.schumaker@netapp.com>,
linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net,
linux-nfs@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 1/2] fs: Clean up mapping variable
Date: Mon, 11 Nov 2019 17:20:37 -0800 [thread overview]
Message-ID: <20191112012037.GU6219@magnolia> (raw)
In-Reply-To: <20191112003452.4756-2-ira.weiny@intel.com>
On Mon, Nov 11, 2019 at 04:34:51PM -0800, ira.weiny@intel.com wrote:
> From: Ira Weiny <ira.weiny@intel.com>
>
> The mapping variable is not directly used in these functions. Just
> remove the additional variable.
>
> Signed-off-by: Ira Weiny <ira.weiny@intel.com>
> ---
> fs/f2fs/data.c | 3 +--
> fs/iomap/swapfile.c | 3 +--
> 2 files changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
> index ba3bcf4c7889..3c7777bfae17 100644
> --- a/fs/f2fs/data.c
> +++ b/fs/f2fs/data.c
> @@ -3146,8 +3146,7 @@ int f2fs_migrate_page(struct address_space *mapping,
> /* Copied from generic_swapfile_activate() to check any holes */
> static int check_swap_activate(struct file *swap_file, unsigned int max)
> {
> - struct address_space *mapping = swap_file->f_mapping;
> - struct inode *inode = mapping->host;
> + struct inode *inode = swap_file->f_mapping->host;
> unsigned blocks_per_page;
> unsigned long page_no;
> unsigned blkbits;
> diff --git a/fs/iomap/swapfile.c b/fs/iomap/swapfile.c
> index a648dbf6991e..80571add0180 100644
> --- a/fs/iomap/swapfile.c
> +++ b/fs/iomap/swapfile.c
> @@ -140,8 +140,7 @@ int iomap_swapfile_activate(struct swap_info_struct *sis,
> .sis = sis,
> .lowest_ppage = (sector_t)-1ULL,
> };
> - struct address_space *mapping = swap_file->f_mapping;
> - struct inode *inode = mapping->host;
> + struct inode *inode = swap_file->f_mapping->host;
For the iomap part,
Acked-by: Darrick J. Wong <darrick.wong@oracle.com>
--D
> loff_t pos = 0;
> loff_t len = ALIGN_DOWN(i_size_read(inode), PAGE_SIZE);
> loff_t ret;
> --
> 2.20.1
>
next prev parent reply other threads:[~2019-11-12 1:22 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-12 0:34 [PATCH 0/2] Move swap functions out of address space operations ira.weiny
2019-11-12 0:34 ` [PATCH 1/2] fs: Clean up mapping variable ira.weiny
2019-11-12 1:20 ` Darrick J. Wong [this message]
2019-11-12 0:34 ` [PATCH 2/2] fs: Move swap_[de]activate to file_operations ira.weiny
2019-11-12 0:43 ` Andrew Morton
2019-11-12 12:00 ` Nikolay Borisov
2019-11-12 13:33 ` Jan Kara
2019-11-12 17:05 ` Weiny, Ira
2019-11-12 1:20 ` Darrick J. Wong
2019-11-12 23:52 ` Ira Weiny
2019-11-12 6:55 ` Christoph Hellwig
2019-11-12 13:30 ` Jan Kara
2019-11-12 17:09 ` Weiny, Ira
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