Yonghong Song 04a87e3472 Btrfs: add statx support ...

Return enhanced file attributes from the btrfs, including:
  (1). inode creation time as stx_btime, and
  (2). Certain BTRFS_INODE_xxx flags are mapped to stx_attributes flags.

Example output:
	[root@localhost ~]# cat t.sh
	touch t
	chattr +aic t
	~/linux/samples/statx/test-statx t
	chattr -aic t
	touch t
	echo "========================================"
	~/linux/samples/statx/test-statx t
	/bin/rm t
	[root@localhost ~]# ./t.sh
	statx(t) = 0
	results=fff
  	  Size: 0               Blocks: 0          IO Block: 4096    regular file
	Device: 00:1c           Inode: 63962       Links: 1
	Access: (0644/-rw-r--r--)  Uid:     0   Gid:     0
	Access: 2017-05-11 16:03:13.999856591-0700
	Modify: 2017-05-11 16:03:13.999856591-0700
	Change: 2017-05-11 16:03:14.000856663-0700
 	 Birth: 2017-05-11 16:03:13.999856591-0700
	Attributes: 0000000000000034 (........ ........ ........ ........ ........ ........ ........ .-ai.c..)
	========================================
	statx(t) = 0
	results=fff
	  Size: 0               Blocks: 0          IO Block: 4096    regular file
	Device: 00:1c           Inode: 63962       Links: 1
	Access: (0644/-rw-r--r--)  Uid:     0   Gid:     0
	Access: 2017-05-11 16:03:14.006857097-0700
	Modify: 2017-05-11 16:03:14.006857097-0700
	Change: 2017-05-11 16:03:14.006857097-0700
 	Birth: 2017-05-11 16:03:13.999856591-0700
	Attributes: 0000000000000000 (........ ........ ........ ........ ........ ........ ........ .---.-..)
	[root@localhost ~]#

Reviewed-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Yonghong Song <yhs@fb.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

2017-06-19 18:26:01 +02:00

..

tests

Btrfs: replace tree->mapping with tree->private_data

2017-06-19 18:25:58 +02:00

acl.c

posix_acl: Clear SGID bit when setting file permissions

2016-09-22 10:55:32 +02:00

async-thread.c

btrfs: fix crash when tracepoint arguments are freed by wq callbacks

2017-01-09 11:24:50 +01:00

async-thread.h

btrfs: limit async_work allocation and worker func duration

2016-12-13 11:01:30 -08:00

backref.c

btrfs: replace hardcoded value with SEQ_LAST macro

2017-04-18 14:07:25 +02:00

backref.h

btrfs: cleanup, remove inode_item_info helper

2015-01-14 19:23:47 +01:00

btrfs_inode.h

Btrfs: fix reported number of inode blocks

2017-04-26 16:27:26 +01:00

check-integrity.c

Btrfs: check-integrity use bvec_iter

2017-06-19 18:25:59 +02:00

check-integrity.h

btrfs: take an fs_info directly when the root is not used otherwise

2016-12-06 16:06:59 +01:00

compression.c

btrfs: reduce arguments for decompress_bio ops

2017-06-19 18:26:00 +02:00

compression.h

btrfs: reduce arguments for decompress_bio ops

2017-06-19 18:26:00 +02:00

ctree.c

btrfs: rename btrfs_leaf_data to BTRFS_LEAF_DATA_OFFSET

2017-06-19 18:26:00 +02:00

ctree.h

btrfs: remove __BTRFS_LEAF_DATA_SIZE

2017-06-19 18:26:01 +02:00

dedupe.h

btrfs: expand cow_file_range() to support in-band dedup and subpage-blocksize

2016-07-26 13:52:25 +02:00

delayed-inode.c

btrfs: convert btrfs_delayed_item.refs from atomic_t to refcount_t

2017-04-18 14:07:23 +02:00

delayed-inode.h

btrfs: convert btrfs_delayed_item.refs from atomic_t to refcount_t

2017-04-18 14:07:23 +02:00

delayed-ref.c

btrfs: convert btrfs_delayed_ref_node.refs from atomic_t to refcount_t

2017-04-18 14:07:23 +02:00

delayed-ref.h

btrfs: convert btrfs_delayed_ref_node.refs from atomic_t to refcount_t

2017-04-18 14:07:23 +02:00

dev-replace.c

Btrfs: switch to div64_u64 if with a u64 divisor

2017-04-18 14:07:26 +02:00

dev-replace.h

btrfs: constify device path passed to relevant helpers

2017-02-28 14:26:07 +01:00

dir-item.c

btrfs: tree-log.c: Wrong printk information about namelen

2017-06-09 12:48:07 -07:00

disk-io.c

btrfs: btrfs_wait_tree_block_writeback can be void return

2017-06-19 18:26:01 +02:00

disk-io.h

btrfs: btrfs_wait_tree_block_writeback can be void return

2017-06-19 18:26:01 +02:00

export.c

btrfs: Make btrfs_ino take a struct btrfs_inode

2017-02-14 15:50:51 +01:00

export.h

…

extent_io.c

btrfs: rename btrfs_leaf_data to BTRFS_LEAF_DATA_OFFSET

2017-06-19 18:26:00 +02:00

extent_io.h

Btrfs: hardcode GFP_NOFS for btrfs_bio_clone_partial

2017-06-19 18:25:59 +02:00

extent_map.c

btrfs: convert extent_map.refs from atomic_t to refcount_t

2017-04-18 14:07:23 +02:00

extent_map.h

btrfs: convert extent_map.refs from atomic_t to refcount_t

2017-04-18 14:07:23 +02:00

extent-tree.c

btrfs: Refactor update_space_info

2017-06-19 18:26:00 +02:00

file-item.c

Btrfs: change how we iterate bios in endio

2017-06-19 18:25:59 +02:00

file.c

Merge branch 'for-chris-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/fdmanana/linux into for-linus-4.12

2017-04-27 14:13:09 -07:00

free-space-cache.c

btrfs: use clear_page where appropriate

2017-04-18 14:07:26 +02:00

free-space-cache.h

btrfs: free-space-cache, clean up unnecessary root arguments

2017-02-17 12:03:56 +01:00

free-space-tree.c

btrfs: Remove unnecessary branching in free-space-tree.c

2017-06-19 18:25:59 +02:00

free-space-tree.h

Btrfs: implement the free space B-tree

2015-12-17 12:16:47 -08:00

hash.c

crypto: Work around deallocated stack frame reference gcc bug on sparc.

2017-06-08 17:36:03 +08:00

hash.h

btrfs: advertise which crc32c implementation is being used at module load

2016-06-06 14:08:28 +02:00

inode-item.c

btrfs: take an fs_info directly when the root is not used otherwise

2016-12-06 16:06:59 +01:00

inode-map.c

btrfs: all btrfs_delalloc_release_metadata take btrfs_inode

2017-02-28 11:30:07 +01:00

inode-map.h

Btrfs: Initialize btrfs_root->highest_objectid when loading tree root and subvolume roots

2016-01-15 19:25:02 +01:00

inode.c

Btrfs: add statx support

2017-06-19 18:26:01 +02:00

ioctl.c

Btrfs: remove obsolete FIXMEs in qgroup ioctls

2017-06-19 18:25:58 +02:00

Kconfig

rcu: Make SRCU optional by using CONFIG_SRCU

2015-01-06 11:04:29 -08:00

locking.c

btrfs: cleanup, remove stray return statements

2016-01-07 14:30:52 +01:00

locking.h

btrfs: fix lockups from btrfs_clear_path_blocking

2014-11-19 10:34:35 -08:00

lzo.c

Btrfs: lzo: fix typo in error message after failed deflate

2017-06-19 18:26:01 +02:00

Makefile

Btrfs: add free space tree sanity tests

2015-12-17 12:16:47 -08:00

math.h

btrfs: cleanup 64bit/32bit divs, compile time constants

2015-03-03 17:23:57 +01:00

ordered-data.c

btrfs: convert btrfs_ordered_extent.refs from atomic_t to refcount_t

2017-04-18 14:07:23 +02:00

ordered-data.h

btrfs: convert btrfs_ordered_extent.refs from atomic_t to refcount_t

2017-04-18 14:07:23 +02:00

orphan.c

btrfs: kill the key type accessor helpers

2014-09-17 13:37:12 -07:00

print-tree.c

Btrfs: let btrfs_print_leaf print more about block group

2017-06-19 18:26:00 +02:00

print-tree.h

btrfs: take an fs_info directly when the root is not used otherwise

2016-12-06 16:06:59 +01:00

props.c

btrfs: Make btrfs_ino take a struct btrfs_inode

2017-02-14 15:50:51 +01:00

props.h

…

qgroup.c

btrfs: add quota override flag to enable quota override for CAP_SYS_RESOURCE

2017-06-19 18:25:58 +02:00

qgroup.h

btrfs: qgroup: Re-arrange tracepoint timing to co-operate with reserved space tracepoint

2017-04-18 14:07:26 +02:00

raid56.c

btrfs: Wait for in-flight bios before freeing target device for raid56

2017-04-18 14:07:26 +02:00

raid56.h

btrfs: take an fs_info directly when the root is not used otherwise

2016-12-06 16:06:59 +01:00

rcu-string.h

…

reada.c

btrfs: remove unused member err from reada_extent

2017-06-19 18:25:59 +02:00

relocation.c

Btrfs: replace tree->mapping with tree->private_data

2017-06-19 18:25:58 +02:00

root-tree.c

btrfs: Use ktime_get_real_ts for root ctime

2017-04-18 14:07:27 +02:00

scrub.c

btrfs: scrub: simplify cleanup of wr_ctx in scrub_free_ctx

2017-06-19 18:26:00 +02:00

send.c

btrfs: remove unused members dir_path from recorded_ref

2017-06-19 18:25:59 +02:00

send.h

Btrfs: use linux/sizes.h to represent constants

2016-01-07 14:38:02 +01:00

struct-funcs.c

btrfs: fix string and comment grammatical issues and typos

2016-05-25 22:35:14 +02:00

super.c

btrfs: cleanup root usage by btrfs_get_alloc_profile

2017-06-19 18:25:59 +02:00

sysfs.c

btrfs: Add quota_override knob into sysfs

2017-06-19 18:25:58 +02:00

sysfs.h

btrfs: sysfs: introduce helper for syncing bits with sysfs files

2016-01-21 18:50:40 +01:00

transaction.c

Btrfs: replace tree->mapping with tree->private_data

2017-06-19 18:25:58 +02:00

transaction.h

btrfs: remove unused qgroup members from btrfs_trans_handle

2017-04-18 14:07:25 +02:00

tree-defrag.c

Btrfs: fix locking bugs when defragging leaves

2015-12-18 02:51:32 +00:00

tree-log.c

btrfs: convert extent_map.refs from atomic_t to refcount_t

2017-04-18 14:07:23 +02:00

tree-log.h

btrfs: Make btrfs_del_inode_ref take btrfs_inode

2017-02-14 15:50:54 +01:00

ulist.c

btrfs: ulist: rename ulist_fini to ulist_release

2017-02-17 12:03:50 +01:00

ulist.h

btrfs: ulist: rename ulist_fini to ulist_release

2017-02-17 12:03:50 +01:00

uuid-tree.c

btrfs: return the actual error value from from btrfs_uuid_tree_iterate

2016-12-19 18:08:15 +01:00

volumes.c

btrfs: cleanup root usage by btrfs_get_alloc_profile

2017-06-19 18:25:59 +02:00

volumes.h

Btrfs: change how we iterate bios in endio

2017-06-19 18:25:59 +02:00

xattr.c

btrfs: fix over-80 lines introduced by previous cleanups

2017-02-14 15:50:57 +01:00

xattr.h

btrfs: Switch to generic xattr handlers

2016-05-17 19:17:09 -04:00

zlib.c

btrfs: reduce arguments for decompress_bio ops

2017-06-19 18:26:00 +02:00