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SMB3: handle new statx fields

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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