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authorRichard Weinberger <richard@nod.at>2017-05-21 01:16:26 +0300
committerRichard Weinberger <richard@nod.at>2017-07-14 23:49:07 +0300
commita02a6eba9999221b27c691330e93bb54e4b45bb0 (patch)
tree29aa4dffa33c6071dc48be3c36e540bee0db24ee /fs
parentd2eb85226fcd981767d1829b09ae1070cf695b98 (diff)
downloadlinux-a02a6eba9999221b27c691330e93bb54e4b45bb0.tar.xz
ubifs: Wire-up statx() support
statx() can report what flags a file has, expose flags that UBIFS supports. Especially STATX_ATTR_COMPRESSED and STATX_ATTR_ENCRYPTED can be interesting for userspace. Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'fs')
-rw-r--r--fs/ubifs/dir.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index 90a3f01c55d1..417fe0b29f23 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1644,6 +1644,21 @@ int ubifs_getattr(const struct path *path, struct kstat *stat,
struct ubifs_inode *ui = ubifs_inode(inode);
mutex_lock(&ui->ui_mutex);
+
+ if (ui->flags & UBIFS_APPEND_FL)
+ stat->attributes |= STATX_ATTR_APPEND;
+ if (ui->flags & UBIFS_COMPR_FL)
+ stat->attributes |= STATX_ATTR_COMPRESSED;
+ if (ui->flags & UBIFS_CRYPT_FL)
+ stat->attributes |= STATX_ATTR_ENCRYPTED;
+ if (ui->flags & UBIFS_IMMUTABLE_FL)
+ stat->attributes |= STATX_ATTR_IMMUTABLE;
+
+ stat->attributes_mask |= (STATX_ATTR_APPEND |
+ STATX_ATTR_COMPRESSED |
+ STATX_ATTR_ENCRYPTED |
+ STATX_ATTR_IMMUTABLE);
+
generic_fillattr(inode, stat);
stat->blksize = UBIFS_BLOCK_SIZE;
stat->size = ui->ui_size;