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Re: [PATCH 10/12 linux-next] udf: atomically read inode size

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On Fri 06-01-17 21:54:41, Fabian Frederick wrote:
> See i_size_read() comments in include/linux/fs.h
> 
> Signed-off-by: Fabian Frederick <fabf@skynet.be>

Applied. Thanks!

								Honza

> ---
>  fs/udf/lowlevel.c | 2 +-
>  fs/udf/super.c    | 7 ++++---
>  2 files changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/fs/udf/lowlevel.c b/fs/udf/lowlevel.c
> index 6ad5a45..5c7ec12 100644
> --- a/fs/udf/lowlevel.c
> +++ b/fs/udf/lowlevel.c
> @@ -58,7 +58,7 @@ unsigned long udf_get_last_block(struct super_block *sb)
>  	 */
>  	if (ioctl_by_bdev(bdev, CDROM_LAST_WRITTEN, (unsigned long) &lblock) ||
>  	    lblock == 0)
> -		lblock = bdev->bd_inode->i_size >> sb->s_blocksize_bits;
> +		lblock = i_size_read(bdev->bd_inode) >> sb->s_blocksize_bits;
>  
>  	if (lblock)
>  		return lblock - 1;
> diff --git a/fs/udf/super.c b/fs/udf/super.c
> index 9256117..6b5a1a4 100644
> --- a/fs/udf/super.c
> +++ b/fs/udf/super.c
> @@ -1213,7 +1213,8 @@ static int udf_load_vat(struct super_block *sb, int p_index, int type1_index)
>  	struct udf_inode_info *vati;
>  	uint32_t pos;
>  	struct virtualAllocationTable20 *vat20;
> -	sector_t blocks = sb->s_bdev->bd_inode->i_size >> sb->s_blocksize_bits;
> +	sector_t blocks = i_size_read(sb->s_bdev->bd_inode) >>
> +			  sb->s_blocksize_bits;
>  
>  	udf_find_vat_block(sb, p_index, type1_index, sbi->s_last_block);
>  	if (!sbi->s_vat_inode &&
> @@ -1803,7 +1804,7 @@ static int udf_check_anchor_block(struct super_block *sb, sector_t block,
>  
>  	if (UDF_QUERY_FLAG(sb, UDF_FLAG_VARCONV) &&
>  	    udf_fixed_to_variable(block) >=
> -	    sb->s_bdev->bd_inode->i_size >> sb->s_blocksize_bits)
> +	    i_size_read(sb->s_bdev->bd_inode) >> sb->s_blocksize_bits)
>  		return -EAGAIN;
>  
>  	bh = udf_read_tagged(sb, block, block, &ident);
> @@ -1865,7 +1866,7 @@ static int udf_scan_anchors(struct super_block *sb, sector_t *lastblock,
>  		last[last_count++] = *lastblock - 152;
>  
>  	for (i = 0; i < last_count; i++) {
> -		if (last[i] >= sb->s_bdev->bd_inode->i_size >>
> +		if (last[i] >= i_size_read(sb->s_bdev->bd_inode) >>
>  				sb->s_blocksize_bits)
>  			continue;
>  		ret = udf_check_anchor_block(sb, last[i], fileset);
> -- 
> 2.7.4
> 
> 
-- 
Jan Kara <jack@suse.com>
SUSE Labs, CR

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[PATCH 00/12 linux-next] udf: clean-up Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
  [PATCH 09/12 linux-next] udf: merge module informations in super.c Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
    Re: [PATCH 09/12 linux-next] udf: merge module informations in  super.c Jan Kara <jack@suse.cz> - 2017-01-10 12:00 +0100
  [PATCH 04/12 linux-next] udf: remove unneeded line break Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
    Re: [PATCH 04/12 linux-next] udf: remove unneeded line break Jan Kara <jack@suse.cz> - 2017-01-10 11:40 +0100
  [PATCH 05/12 linux-next] udf: remove empty condition Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
    Re: [PATCH 05/12 linux-next] udf: remove empty condition Jan Kara <jack@suse.cz> - 2017-01-10 11:40 +0100
  [PATCH 08/12 linux-next] udf: remove next_epos from udf_update_extent_cache() Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
    Re: [PATCH 08/12 linux-next] udf: remove next_epos from  udf_update_extent_cache() Jan Kara <jack@suse.cz> - 2017-01-10 12:00 +0100
  [PATCH 01/12 linux-next] udf: use __packed instead of __attribute__ ((packed)) Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
    Re: [PATCH 01/12 linux-next] udf: use __packed instead of  __attribute__ ((packed)) Jan Kara <jack@suse.cz> - 2017-01-10 11:40 +0100
  [PATCH 02/12 linux-next] udf: use pointer for kernel_long_ad argument Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
    Re: [PATCH 02/12 linux-next] udf: use pointer for kernel_long_ad  argument Jan Kara <jack@suse.cz> - 2017-01-10 11:40 +0100
  [PATCH 10/12 linux-next] udf: atomically read inode size Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
    [PATCH 11/12 linux-next] udf: replace 0xFFFFFFFF by ~0 Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
    Re: [PATCH 10/12 linux-next] udf: atomically read inode size Jan Kara <jack@suse.cz> - 2017-01-10 12:00 +0100
  [PATCH 07/12 linux-next] udf: store allocation offset in udf_prealloc_extents() Fabian Frederick <fabf@skynet.be> - 2017-01-06 22:00 +0100
    Re: [PATCH 07/12 linux-next] udf: store allocation offset in  udf_prealloc_extents() Jan Kara <jack@suse.cz> - 2017-01-10 12:00 +0100
  Re: [PATCH 00/12 linux-next] udf: clean-up Jan Kara <jack@suse.cz> - 2017-01-10 12:10 +0100

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