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SMB3: handle new statx fields 

We weren't returning the creation time or the two easily supported
attributes (ENCRYPTED or COMPRESSED) for the getattr call to
allow statx to return these fields.

Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>\
Acked-by: Jeff Layton <jlayton@poochiereds.net>
CC: Stable <stable@vger.kernel.org>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
This commit is contained in:
Steve French 2017-09-21 21:32:29 -05:00
parent 0603c96f3a
commit 6e70e26dc5
1 changed files with 15 additions and 0 deletions
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15
fs/cifs/inode.c
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@ -234,6 +234,8 @@ cifs_unix_basic_to_fattr(struct cifs_fattr *fattr, FILE_UNIX_BASIC_INFO *info,
fattr->cf_atime = cifs_NTtimeToUnix(info->LastAccessTime);
fattr->cf_mtime = cifs_NTtimeToUnix(info->LastModificationTime);
fattr->cf_ctime = cifs_NTtimeToUnix(info->LastStatusChange);
/* old POSIX extensions don't get create time */
fattr->cf_mode = le64_to_cpu(info->Permissions);
/*
@ -2024,6 +2026,19 @@ int cifs_getattr(const struct path *path, struct kstat *stat,
stat->blksize = CIFS_MAX_MSGSIZE;
stat->ino = CIFS_I(inode)->uniqueid;
/* old CIFS Unix Extensions doesn't return create time */
if (CIFS_I(inode)->createtime) {
stat->result_mask |= STATX_BTIME;
stat->btime =
cifs_NTtimeToUnix(cpu_to_le64(CIFS_I(inode)->createtime));
}
stat->attributes_mask |= (STATX_ATTR_COMPRESSED | STATX_ATTR_ENCRYPTED);
if (CIFS_I(inode)->cifsAttrs & FILE_ATTRIBUTE_COMPRESSED)
stat->attributes |= STATX_ATTR_COMPRESSED;
if (CIFS_I(inode)->cifsAttrs & FILE_ATTRIBUTE_ENCRYPTED)
stat->attributes |= STATX_ATTR_ENCRYPTED;
/*
* If on a multiuser mount without unix extensions or cifsacl being
* enabled, and the admin hasn't overridden them, set the ownership