From 1c6d8ee4b8aaadc3645497658007ca007312351d Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Wed, 3 May 2017 23:59:12 +0800 Subject: [PATCH] f2fs: support statx Last kernel has already support new syscall statx() in commit a528d35e8bfc ("statx: Add a system call to make enhanced file info available"), with this interface we can show more file info including file creation and some attribute flags to user. This patch tries to support this functionality. Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- fs/f2fs/file.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 9b3e7635222c..8ccbfe53c03c 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -633,9 +633,30 @@ int f2fs_truncate(struct inode *inode) } int f2fs_getattr(const struct path *path, struct kstat *stat, - u32 request_mask, unsigned int flags) + u32 request_mask, unsigned int query_flags) { struct inode *inode = d_inode(path->dentry); + struct f2fs_inode_info *fi = F2FS_I(inode); + unsigned int flags; + + flags = fi->i_flags & FS_FL_USER_VISIBLE; + if (flags & FS_APPEND_FL) + stat->attributes |= STATX_ATTR_APPEND; + if (flags & FS_COMPR_FL) + stat->attributes |= STATX_ATTR_COMPRESSED; + if (f2fs_encrypted_inode(inode)) + stat->attributes |= STATX_ATTR_ENCRYPTED; + if (flags & FS_IMMUTABLE_FL) + stat->attributes |= STATX_ATTR_IMMUTABLE; + if (flags & FS_NODUMP_FL) + stat->attributes |= STATX_ATTR_NODUMP; + + stat->attributes_mask |= (STATX_ATTR_APPEND | + STATX_ATTR_COMPRESSED | + STATX_ATTR_ENCRYPTED | + STATX_ATTR_IMMUTABLE | + STATX_ATTR_NODUMP); + generic_fillattr(inode, stat); stat->blocks <<= 3; return 0; -- 2.20.1