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authorSteve French <smfrench@gmail.com>2017-09-21 21:32:29 -0500
committerSteve French <smfrench@gmail.com>2017-09-22 18:00:41 -0500
commit6e70e26dc52be62c1f39f81b5f71fa5e643677aa (patch)
tree694a86732f2767ad9a7b0f06e834b85fcc0b3721
parent0603c96f3af50e2f9299fa410c224ab1d465e0f9 (diff)
downloadlinux-stericsson-6e70e26dc52be62c1f39f81b5f71fa5e643677aa.tar.gz
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>
-rw-r--r--fs/cifs/inode.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index a8693632235f..7c732cb44164 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -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