LU-169 clio: restart clio operations if layout changes

[fs/lustre-release.git] / lustre / lclient / lcommon_cl.c

diff --git a/lustre/lclient/lcommon_cl.c b/lustre/lclient/lcommon_cl.c
index 19cb4aa..98e67b1 100644 (file)
--- a/lustre/lclient/lcommon_cl.c
+++ b/lustre/lclient/lcommon_cl.c
@@ -1031,6 +1031,7 @@ int cl_setattr_ost(struct inode *inode, const struct iattr *attr,
         io->u.ci_setattr.sa_valid = attr->ia_valid;
         io->u.ci_setattr.sa_capa = capa;
 
+again:
         if (cl_io_init(env, io, CIT_SETATTR, io->ci_obj) == 0) {
                 struct ccc_io *cio = ccc_env_io(env);
 
@@ -1044,8 +1045,10 @@ int cl_setattr_ost(struct inode *inode, const struct iattr *attr,
                 result = io->ci_result;
         }
         cl_io_fini(env, io);
-        cl_env_put(env, &refcheck);
-        RETURN(result);
+       if (unlikely(io->ci_need_restart))
+               goto again;
+       cl_env_put(env, &refcheck);
+       RETURN(result);
 }
 
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