3 files changed, 23 insertions, 0 deletions
diff --git a/xlators/cluster/afr/src/afr-common.c b/xlators/cluster/afr/src/afr-common.c
index 97303d1065b..dbd64cb246b 100644
--- a/xlators/cluster/afr/src/afr-common.c
+++ b/xlators/cluster/afr/src/afr-common.c
@@ -325,6 +325,21 @@ out:
 }
 
 gf_boolean_t
+afr_is_data_split_brain (xlator_t *this, inode_t *inode)
+{
+        afr_inode_ctx_t *ctx = NULL;
+        gf_boolean_t    spb  = _gf_false;
+
+        ctx = afr_inode_ctx_get (inode, this);
+        if (!ctx)
+                goto out;
+        if (ctx->data_spb == SPB)
+                spb = _gf_true;
+out:
+        return spb;
+}
+
+gf_boolean_t
 afr_is_opendir_done (xlator_t *this, inode_t *inode)
 {
         afr_inode_params_t params = {0};
diff --git a/xlators/cluster/afr/src/afr-inode-read.c b/xlators/cluster/afr/src/afr-inode-read.c
index 1b3f7405115..40d57b6f9da 100644
--- a/xlators/cluster/afr/src/afr-inode-read.c
+++ b/xlators/cluster/afr/src/afr-inode-read.c
@@ -1813,6 +1813,11 @@ afr_readv (call_frame_t *frame, xlator_t *this,
         priv     = this->private;
         children = priv->children;
 
+        if (afr_is_data_split_brain (this, fd->inode)) {
+                op_errno = EIO;
+                goto out;
+        }
+
         AFR_LOCAL_ALLOC_OR_GOTO (frame->local, out);
         local = frame->local;
 
diff --git a/xlators/cluster/afr/src/afr.h b/xlators/cluster/afr/src/afr.h
index 85b4b6831b8..a9c06370445 100644
--- a/xlators/cluster/afr/src/afr.h
+++ b/xlators/cluster/afr/src/afr.h
@@ -836,6 +836,9 @@ afr_frame_return (call_frame_t *frame);
 gf_boolean_t
 afr_is_split_brain (xlator_t *this, inode_t *inode);
 
+gf_boolean_t
+afr_is_data_split_brain (xlator_t *this, inode_t *inode);
+
 void
 afr_set_split_brain (xlator_t *this, inode_t *inode, afr_spb_state_t mdata_spb,
                      afr_spb_state_t data_spb);