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Commit 8c74ac05 authored by Vyacheslav Dubeyko's avatar Vyacheslav Dubeyko Committed by Linus Torvalds
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nilfs2: add omitted comments for structures in nilfs2_fs.h 



Add omitted comments for structures in nilfs2_fs.h.

Signed-off-by: default avatarVyacheslav Dubeyko <slava@dubeyko.com>
Signed-off-by: default avatarRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 572d8b39

include/linux/nilfs2_fs.h

+39 −24
Original line number Diff line number Diff line
@@ -293,7 +293,7 @@ struct nilfs_dir_entry { 
	__le64	inode;			/* Inode number */

	__le16	rec_len;		/* Directory entry length */

	__u8	name_len;		/* Name length */

	__u8	file_type;

	__u8	file_type;		/* Dir entry type (file, dir, etc) */

	char	name[NILFS_NAME_LEN];	/* File name */

	char    pad;

};
@@ -395,7 +395,7 @@ union nilfs_binfo { 
};



/**

 * struct nilfs_segment_summary - segment summary

 * struct nilfs_segment_summary - segment summary header

 * @ss_datasum: checksum of data

 * @ss_sumsum: checksum of segment summary

 * @ss_magic: magic number
@@ -683,9 +683,9 @@ struct nilfs_sufile_header { 


/**

 * nilfs_suinfo - segment usage information

 * @sui_lastmod:

 * @sui_nblocks:

 * @sui_flags:

 * @sui_lastmod: timestamp of last modification

 * @sui_nblocks: number of written blocks in segment

 * @sui_flags: segment usage flags

 */

struct nilfs_suinfo {

	__u64 sui_lastmod;
@@ -716,9 +716,10 @@ enum { 
};



/**

 * struct nilfs_cpmode -

 * @cc_cno:

 * @cc_mode:

 * struct nilfs_cpmode - change checkpoint mode structure

 * @cm_cno: checkpoint number

 * @cm_mode: mode of checkpoint

 * @cm_pad: padding

 */

struct nilfs_cpmode {

	__u64 cm_cno;
@@ -728,11 +729,11 @@ struct nilfs_cpmode { 


/**

 * struct nilfs_argv - argument vector

 * @v_base:

 * @v_nmembs:

 * @v_size:

 * @v_flags:

 * @v_index:

 * @v_base: pointer on data array from userspace

 * @v_nmembs: number of members in data array

 * @v_size: size of data array in bytes

 * @v_flags: flags

 * @v_index: start number of target data items

 */

struct nilfs_argv {

	__u64 v_base;
@@ -743,9 +744,9 @@ struct nilfs_argv { 
};



/**

 * struct nilfs_period -

 * @p_start:

 * @p_end:

 * struct nilfs_period - period of checkpoint numbers

 * @p_start: start checkpoint number (inclusive)

 * @p_end: end checkpoint number (exclusive)

 */

struct nilfs_period {

	__u64 p_start;
@@ -753,7 +754,7 @@ struct nilfs_period { 
};



/**

 * struct nilfs_cpstat -

 * struct nilfs_cpstat - checkpoint statistics

 * @cs_cno: checkpoint number

 * @cs_ncps: number of checkpoints

 * @cs_nsss: number of snapshots
@@ -765,7 +766,7 @@ struct nilfs_cpstat { 
};



/**

 * struct nilfs_sustat -

 * struct nilfs_sustat - segment usage statistics

 * @ss_nsegs: number of segments

 * @ss_ncleansegs: number of clean segments

 * @ss_ndirtysegs: number of dirty segments
@@ -784,10 +785,10 @@ struct nilfs_sustat { 


/**

 * struct nilfs_vinfo - virtual block number information

 * @vi_vblocknr:

 * @vi_start:

 * @vi_end:

 * @vi_blocknr:

 * @vi_vblocknr: virtual block number

 * @vi_start: start checkpoint number (inclusive)

 * @vi_end: end checkpoint number (exclusive)

 * @vi_blocknr: disk block number

 */

struct nilfs_vinfo {

	__u64 vi_vblocknr;
@@ -797,7 +798,15 @@ struct nilfs_vinfo { 
};



/**

 * struct nilfs_vdesc -

 * struct nilfs_vdesc - descriptor of virtual block number

 * @vd_ino: inode number

 * @vd_cno: checkpoint number

 * @vd_vblocknr: virtual block number

 * @vd_period: period of checkpoint numbers

 * @vd_blocknr: disk block number

 * @vd_offset: logical block offset inside a file

 * @vd_flags: flags (data or node block)

 * @vd_pad: padding

 */

struct nilfs_vdesc {

	__u64 vd_ino;
@@ -811,7 +820,13 @@ struct nilfs_vdesc { 
};



/**

 * struct nilfs_bdesc -

 * struct nilfs_bdesc - descriptor of disk block number

 * @bd_ino: inode number

 * @bd_oblocknr: disk block address (for skipping dead blocks)

 * @bd_blocknr: disk block address

 * @bd_offset: logical block offset inside a file

 * @bd_level: level in the b-tree organization

 * @bd_pad: padding

 */

struct nilfs_bdesc {

	__u64 bd_ino;