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-rw-r--r--net/9p/client.c59
-rw-r--r--net/9p/protocol.c28
2 files changed, 87 insertions, 0 deletions
diff --git a/net/9p/client.c b/net/9p/client.c
index 4ff068e98f76..5e97118da3bf 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1303,6 +1303,65 @@ error:
}
EXPORT_SYMBOL(p9_client_stat);
+struct p9_stat_dotl *p9_client_getattr_dotl(struct p9_fid *fid,
+ u64 request_mask)
+{
+ int err;
+ struct p9_client *clnt;
+ struct p9_stat_dotl *ret = kmalloc(sizeof(struct p9_stat_dotl),
+ GFP_KERNEL);
+ struct p9_req_t *req;
+
+ P9_DPRINTK(P9_DEBUG_9P, ">>> TGETATTR fid %d, request_mask %lld\n",
+ fid->fid, request_mask);
+
+ if (!ret)
+ return ERR_PTR(-ENOMEM);
+
+ err = 0;
+ clnt = fid->clnt;
+
+ req = p9_client_rpc(clnt, P9_TGETATTR, "dq", fid->fid, request_mask);
+ if (IS_ERR(req)) {
+ err = PTR_ERR(req);
+ goto error;
+ }
+
+ err = p9pdu_readf(req->rc, clnt->proto_version, "A", ret);
+ if (err) {
+ p9pdu_dump(1, req->rc);
+ p9_free_req(clnt, req);
+ goto error;
+ }
+
+ P9_DPRINTK(P9_DEBUG_9P,
+ "<<< RGETATTR st_result_mask=%lld\n"
+ "<<< qid=%x.%llx.%x\n"
+ "<<< st_mode=%8.8x st_nlink=%llu\n"
+ "<<< st_uid=%d st_gid=%d\n"
+ "<<< st_rdev=%llx st_size=%llx st_blksize=%llu st_blocks=%llu\n"
+ "<<< st_atime_sec=%lld st_atime_nsec=%lld\n"
+ "<<< st_mtime_sec=%lld st_mtime_nsec=%lld\n"
+ "<<< st_ctime_sec=%lld st_ctime_nsec=%lld\n"
+ "<<< st_btime_sec=%lld st_btime_nsec=%lld\n"
+ "<<< st_gen=%lld st_data_version=%lld",
+ ret->st_result_mask, ret->qid.type, ret->qid.path,
+ ret->qid.version, ret->st_mode, ret->st_nlink, ret->st_uid,
+ ret->st_gid, ret->st_rdev, ret->st_size, ret->st_blksize,
+ ret->st_blocks, ret->st_atime_sec, ret->st_atime_nsec,
+ ret->st_mtime_sec, ret->st_mtime_nsec, ret->st_ctime_sec,
+ ret->st_ctime_nsec, ret->st_btime_sec, ret->st_btime_nsec,
+ ret->st_gen, ret->st_data_version);
+
+ p9_free_req(clnt, req);
+ return ret;
+
+error:
+ kfree(ret);
+ return ERR_PTR(err);
+}
+EXPORT_SYMBOL(p9_client_getattr_dotl);
+
static int p9_client_statsize(struct p9_wstat *wst, int proto_version)
{
int ret;
diff --git a/net/9p/protocol.c b/net/9p/protocol.c
index b645c8263538..3e4f77695891 100644
--- a/net/9p/protocol.c
+++ b/net/9p/protocol.c
@@ -141,6 +141,7 @@ pdu_write_u(struct p9_fcall *pdu, const char __user *udata, size_t size)
D - data blob (int32_t size followed by void *, results are not freed)
T - array of strings (int16_t count, followed by strings)
R - array of qids (int16_t count, followed by qids)
+ A - stat for 9p2000.L (p9_stat_dotl)
? - if optional = 1, continue parsing
*/
@@ -340,6 +341,33 @@ p9pdu_vreadf(struct p9_fcall *pdu, int proto_version, const char *fmt,
}
}
break;
+ case 'A': {
+ struct p9_stat_dotl *stbuf =
+ va_arg(ap, struct p9_stat_dotl *);
+
+ memset(stbuf, 0, sizeof(struct p9_stat_dotl));
+ errcode =
+ p9pdu_readf(pdu, proto_version,
+ "qQdddqqqqqqqqqqqqqqq",
+ &stbuf->st_result_mask,
+ &stbuf->qid,
+ &stbuf->st_mode,
+ &stbuf->st_uid, &stbuf->st_gid,
+ &stbuf->st_nlink,
+ &stbuf->st_rdev, &stbuf->st_size,
+ &stbuf->st_blksize, &stbuf->st_blocks,
+ &stbuf->st_atime_sec,
+ &stbuf->st_atime_nsec,
+ &stbuf->st_mtime_sec,
+ &stbuf->st_mtime_nsec,
+ &stbuf->st_ctime_sec,
+ &stbuf->st_ctime_nsec,
+ &stbuf->st_btime_sec,
+ &stbuf->st_btime_nsec,
+ &stbuf->st_gen,
+ &stbuf->st_data_version);
+ }
+ break;
case '?':
if ((proto_version != p9_proto_2000u) &&
(proto_version != p9_proto_2000L))