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-rw-r--r--src/H5Distore.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/H5Distore.c b/src/H5Distore.c
index 4d2d0dd..4a6f7e5 100644
--- a/src/H5Distore.c
+++ b/src/H5Distore.c
@@ -2123,6 +2123,7 @@ H5F_istore_allocate (H5F_t *f, const H5O_layout_t *layout,
* chunk.
*/
+#ifdef HAVE_PARALLEL
/* rky 981207 Serialize access to this critical region. */
if (SUCCEED!=
H5PC_Wait_for_left_neighbor(f->shared->access_parms->u.mpio.comm))
@@ -2130,6 +2131,7 @@ H5F_istore_allocate (H5F_t *f, const H5O_layout_t *layout,
HRETURN_ERROR (H5E_IO, H5E_WRITEERROR, FAIL,
"unable to lock the data chunk");
}
+#endif
if (NULL==(chunk=H5F_istore_lock (f, layout, split_ratios, pline,
fill, chunk_offset, FALSE,
&idx_hint))) {
@@ -2142,12 +2144,14 @@ H5F_istore_allocate (H5F_t *f, const H5O_layout_t *layout,
HRETURN_ERROR (H5E_IO, H5E_WRITEERROR, FAIL,
"uanble to unlock raw data chunk");
}
+#ifdef HAVE_PARALLEL
if (SUCCEED!=
H5PC_Signal_right_neighbor(f->shared->access_parms->u.mpio.comm))
{
HRETURN_ERROR (H5E_IO, H5E_WRITEERROR, FAIL,
"unable to unlock the data chunk");
}
+#endif
#ifdef NO
} else {
#ifdef AKC