Merge back changes from stable-1.5

doc/libpmem/pmem_is_pmem.3.md

@@ -7,7 +7,7 @@ header: PMDK
 date: pmem API version 1.1
 ...
 
-[comment]: <> (Copyright 2017-2018, Intel Corporation)
+[comment]: <> (Copyright 2017-2019, Intel Corporation)
 
 [comment]: <> (Redistribution and use in source and binary forms, with or without)
 [comment]: <> (modification, are permitted provided that the following conditions)
@@ -75,15 +75,16 @@ responsibility for flushing stores to persistence will find the
 functions described in this section to be the most commonly used.
 
 The **pmem_is_pmem**() function detects if the entire range
-\[*addr*, *addr*+*len*) consists of persistent memory.
-The implementation of **pmem_is_pmem**() requires a non-trivial amount
-of work to determine if the given range is entirely persistent memory.
-For this reason, it is better to call **pmem_is_pmem**() once when a
-range of memory is first encountered, save the result, and use the saved
-result to determine whether **pmem_persist**(3) or **msync**(2) is
-appropriate for flushing changes to persistence. Calling
-**pmem_is_pmem**() each time changes are flushed to persistence will
-not perform well.
+\[*addr*, *addr*+*len*) consists of persistent memory. Calling this function
+with a memory range that originates from a source different than
+**pmem_map_file()** is undefined. The implementation of **pmem_is_pmem**()
+requires a non-trivial amount of work to determine if the given range is
+entirely persistent memory. For this reason, it is better to call
+**pmem_is_pmem**() once when a range of memory is first encountered,
+save the result, and use the saved result to determine whether
+**pmem_persist**(3) or **msync**(2) is appropriate for flushing changes to
+persistence. Calling **pmem_is_pmem**() each time changes are flushed to
+persistence will not perform well.
 
 The _UW(pmem_map_file) function creates a new read/write mapping for a
 file. If **PMEM_FILE_CREATE** is not specified in *flags*, the entire existing

src/libpmemobj/stats.c

@@ -97,6 +97,7 @@ stats_new(PMEMobjpool *pop)
 	struct stats *s = Malloc(sizeof(*s));
 	s->enabled = 0;
 	s->persistent = &pop->stats_persistent;
+	VALGRIND_ADD_TO_GLOBAL_TX_IGNORE(s->persistent, sizeof(*s->persistent));
 	s->transient = Zalloc(sizeof(struct stats_transient));
 	if (s->transient == NULL)
 		goto error_transient_alloc;

src/libpmemobj/tx.c

@@ -511,7 +511,8 @@ add_to_tx_and_lock(struct tx *tx, enum pobj_tx_param type, void *lock)
 			break;
 	}
 
-	SLIST_INSERT_HEAD(&tx->tx_locks, txl, tx_lock);
+	if (retval == 0)
+		SLIST_INSERT_HEAD(&tx->tx_locks, txl, tx_lock);
 
 	return retval;
 }

src/test/obj_ctl_stats/TEST1

@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+#
+# Copyright 2019, Intel Corporation
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+#
+#     * Neither the name of the copyright holder nor the names of its
+#       contributors may be used to endorse or promote products derived
+#       from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+
+# standard unit test setup
+. ../unittest/unittest.sh
+
+require_test_type short
+require_fs_type any
+configure_valgrind pmemcheck force-enable
+
+setup
+
+expect_normal_exit ./obj_ctl_stats$EXESUFFIX $DIR/testfile1
+
+pass

src/test/obj_ctl_stats/obj_ctl_stats.c

@@ -1,5 +1,5 @@
 /*
- * Copyright 2017, Intel Corporation
+ * Copyright 2017-2019, Intel Corporation
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -82,6 +82,16 @@ main(int argc, char *argv[])
 	UT_ASSERTeq(ret, 0);
 	UT_ASSERTeq(allocated, 0);
 
+	TX_BEGIN(pop) {
+		oid = pmemobj_tx_alloc(1, 0);
+	} TX_ONABORT {
+		UT_ASSERT(0);
+	} TX_END
+	oid_size = pmemobj_alloc_usable_size(oid) + 16;
+	ret = pmemobj_ctl_get(pop, "stats.heap.curr_allocated", &allocated);
+	UT_ASSERTeq(ret, 0);
+	UT_ASSERTeq(allocated, oid_size);
+
 	pmemobj_close(pop);
 
 	DONE(NULL);

src/test/obj_tx_lock/obj_tx_lock.c

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2018, Intel Corporation
+ * Copyright 2016-2019, Intel Corporation
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -141,6 +141,29 @@ do_tx_add_locks_nested_all(struct transaction_data *data)
 	return NULL;
 }
 
+/*
+ * do_tx_add_taken_lock -- (internal) verify that failed tx_lock doesn't add
+ * the lock to transaction
+ */
+static void *
+do_tx_add_taken_lock(struct transaction_data *data)
+{
+	/* wrlocks on Windows don't detect self-deadlocks */
+#ifdef _WIN32
+	(void) data;
+#else
+	UT_ASSERTeq(pmemobj_rwlock_wrlock(Pop, &data->rwlocks[0]), 0);
+
+	TX_BEGIN(Pop) {
+		UT_ASSERTne(pmemobj_tx_lock(TX_PARAM_RWLOCK, &data->rwlocks[0]),
+				0);
+	} TX_END
+
+	UT_ASSERTne(pmemobj_rwlock_trywrlock(Pop, &data->rwlocks[0]), 0);
+	UT_ASSERTeq(pmemobj_rwlock_unlock(Pop, &data->rwlocks[0]), 0);
+#endif
+	return NULL;
+}
 
 int
 main(int argc, char *argv[])
@@ -162,6 +185,7 @@ main(int argc, char *argv[])
 	do_tx_add_locks(test_obj);
 	do_tx_add_locks_nested(test_obj);
 	do_tx_add_locks_nested_all(test_obj);
+	do_tx_add_taken_lock(test_obj);
 
 	pmemobj_close(Pop);
 

utils/docker/build-local.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright 2017-2018, Intel Corporation
+# Copyright 2017-2019, Intel Corporation
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
@@ -115,7 +115,6 @@ docker run --privileged=true --name=$containerName -ti \
 	--env WORKDIR=$WORKDIR \
 	--env EXPERIMENTAL=$EXPERIMENTAL \
 	--env SCRIPTSDIR=$SCRIPTSDIR \
-	--env CLANG_FORMAT=clang-format-6.0 \
 	--env KEEP_TEST_CONFIG=$KEEP_TEST_CONFIG \
 	$ndctl_enable \
 	-v $HOST_WORKDIR:$WORKDIR \

utils/docker/build-travis.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright 2016-2018, Intel Corporation
+# Copyright 2016-2019, Intel Corporation
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
@@ -108,7 +108,6 @@ docker run --rm --privileged=true --name=$containerName -ti \
 	--env EXPERIMENTAL=$EXPERIMENTAL \
 	--env BUILD_PACKAGE_CHECK=$BUILD_PACKAGE_CHECK \
 	--env SCRIPTSDIR=$SCRIPTSDIR \
-	--env CLANG_FORMAT=clang-format-6.0 \
 	--env TRAVIS=$TRAVIS \
 	--env TRAVIS_COMMIT_RANGE=$TRAVIS_COMMIT_RANGE \
 	--env TRAVIS_COMMIT=$TRAVIS_COMMIT \

utils/docker/images/Dockerfile.ubuntu-18.04

@@ -1,5 +1,5 @@
 #
-# Copyright 2016-2017, Intel Corporation
+# Copyright 2016-2019, Intel Corporation
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
@@ -44,6 +44,7 @@ RUN apt-get update \
 	autoconf \
 	bc \
 	clang \
+	clang-format \
 	cmake \
 	debhelper \
 	devscripts \