LU-9771 flr: Merge branch 'flr'

[fs/lustre-release.git] / lustre / lod / lod_object.c

diff --git a/lustre/lod/lod_object.c b/lustre/lod/lod_object.c
index 65073ac..bdffb85 100644 (file)
--- a/lustre/lod/lod_object.c
+++ b/lustre/lod/lod_object.c
@@ -2032,12 +2032,10 @@ static int lod_declare_xattr_set_lmv(const struct lu_env *env,
                                     struct thandle *th)
 {
        struct lod_object       *lo = lod_dt_obj(dt);
-       struct lod_device       *lod = lu2lod_dev(dt->do_lu.lo_dev);
-       struct lmv_user_md_v1   *lum;
+       struct lmv_user_md_v1   *lum = lum_buf->lb_buf;
        int                     rc;
        ENTRY;
 
-       lum = lum_buf->lb_buf;
        LASSERT(lum != NULL);
 
        CDEBUG(D_INFO, "lum magic = %x count = %u offset = %d\n",
@@ -2047,10 +2045,6 @@ static int lod_declare_xattr_set_lmv(const struct lu_env *env,
        if (le32_to_cpu(lum->lum_stripe_count) == 0)
                GOTO(out, rc = 0);
 
-       rc = lod_verify_md_striping(lod, lum);
-       if (rc != 0)
-               GOTO(out, rc);
-
        /* prepare dir striped objects */
        rc = lod_prep_md_striped_create(env, dt, attr, lum, dof, th);
        if (rc != 0) {
@@ -4193,6 +4187,8 @@ static void lod_ah_init(const struct lu_env *env,
                nextc->do_ops->do_ah_init(env, ah, nextp, nextc, child_mode);
 
        if (S_ISDIR(child_mode)) {
+               const struct lmv_user_md_v1 *lum1 = ah->dah_eadata;
+
                /* other default values are 0 */
                lc->ldo_dir_stripe_offset = -1;
 
@@ -4205,10 +4201,12 @@ static void lod_ah_init(const struct lu_env *env,
                        lc->ldo_def_striping = lds;
 
                /* It should always honour the specified stripes */
+               /* Note: old client (< 2.7)might also do lfs mkdir, whose EA
+                * will have old magic. In this case, we should ignore the
+                * stripe count and try to create dir by default stripe.
+                */
                if (ah->dah_eadata != NULL && ah->dah_eadata_len != 0 &&
-                   lod_verify_md_striping(d, ah->dah_eadata) == 0) {
-                       const struct lmv_user_md_v1 *lum1 = ah->dah_eadata;
-
+                   le32_to_cpu(lum1->lum_magic) == LMV_USER_MAGIC) {
                        lc->ldo_dir_stripe_count =
                                le32_to_cpu(lum1->lum_stripe_count);
                        lc->ldo_dir_stripe_offset =