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From: Anand Jain <anand.jain@oracle.com>
To: Nikolay Borisov <nborisov@suse.com>, linux-btrfs@vger.kernel.org
Subject: Re: [PATCH 2/7] btrfs: Remove isize local variable in compress_file_range
Date: Sat, 5 Jan 2019 14:17:38 +0800	[thread overview]
Message-ID: <4a305171-3be6-c085-001a-0f98521499b8@oracle.com> (raw)
In-Reply-To: <20190103085005.32053-3-nborisov@suse.com>



On 01/03/2019 04:50 PM, Nikolay Borisov wrote:
> It's used only once so just inline the call to i_size_read.
> 
> Signed-off-by: Nikolay Borisov <nborisov@suse.com>

Reviewed-by: Anand Jain <anand.jain@oracle.com>

> ---
>   fs/btrfs/inode.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
> index 43baca50fba5..97ad494d0b3c 100644
> --- a/fs/btrfs/inode.c
> +++ b/fs/btrfs/inode.c
> @@ -453,7 +453,6 @@ static noinline void compress_file_range(struct inode *inode,
>   	struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
>   	u64 blocksize = fs_info->sectorsize;
>   	u64 actual_end;
> -	u64 isize = i_size_read(inode);
>   	int ret = 0;
>   	struct page **pages = NULL;
>   	unsigned long nr_pages;
> @@ -467,7 +466,7 @@ static noinline void compress_file_range(struct inode *inode,
>   	inode_should_defrag(BTRFS_I(inode), start, end, end - start + 1,
>   			SZ_16K);
>   
> -	actual_end = min_t(u64, isize, end + 1);
> +	actual_end = min_t(u64, i_size_read(inode), end + 1);
>   again:
>   	will_compress = 0;
>   	nr_pages = (end >> PAGE_SHIFT) - (start >> PAGE_SHIFT) + 1;
> 

  reply	other threads:[~2019-01-05  6:27 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-03  8:49 [PATCH 0/7] More misc fixes Nikolay Borisov
2019-01-03  8:49 ` [PATCH 1/7] btrfs: Remove inode argument from async_cow_submit Nikolay Borisov
2019-01-05  6:02   ` Anand Jain
2019-01-07 10:12   ` Johannes Thumshirn
2019-01-03  8:50 ` [PATCH 2/7] btrfs: Remove isize local variable in compress_file_range Nikolay Borisov
2019-01-05  6:17   ` Anand Jain [this message]
2019-01-07 10:17   ` Johannes Thumshirn
2019-01-07 17:41   ` David Sterba
2019-01-03  8:50 ` [PATCH 3/7] btrfs: Use ihold instead of igrab in cow_file_range_async Nikolay Borisov
2019-01-04 15:29   ` David Sterba
2019-01-03  8:50 ` [PATCH 4/7] btrfs: Remove WARN_ON in btrfs_alloc_delalloc_work Nikolay Borisov
2019-01-04 15:30   ` David Sterba
2019-01-07 10:19   ` Johannes Thumshirn
2019-01-03  8:50 ` [PATCH 5/7] btrfs: Document logic in async_cow_submit Nikolay Borisov
2019-01-03  8:50 ` [PATCH 6/7] btrfs: Replace open-coded maths with DIV_ROUND_UP Nikolay Borisov
2019-01-03 14:44   ` David Sterba
2019-01-03 15:33     ` Nikolay Borisov
2019-01-07 15:29       ` David Sterba
2019-01-03  8:50 ` [PATCH 7/7] btrfs: Refactor shrink_delalloc Nikolay Borisov
2019-01-04 15:35   ` David Sterba
2019-01-07 17:58     ` David Sterba
2019-01-07 17:59 ` [PATCH 0/7] More misc fixes David Sterba

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