New upstream version 17.11.1upstream/17.11.1

Change-Id: Ida1700b5dac8649fc563670a37278e636bea051c
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>

32 files changed, 155 insertions, 89 deletions

diff --git a/lib/librte_eal/common/arch/ppc_64/rte_cycles.c b/lib/librte_eal/common/arch/ppc_64/rte_cycles.c
index 69a9f747..851fd025 100644
--- a/lib/librte_eal/common/arch/ppc_64/rte_cycles.c
+++ b/lib/librte_eal/common/arch/ppc_64/rte_cycles.c
@@ -1,52 +1,7 @@
-/*
- *   BSD LICENSE
- *
- *   Copyright (C) IBM Corporation 2014.
- *
- *   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 IBM Corporation 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.
- */
-
-#include <rte_lcore.h>
-#include <rte_log.h>
-#include "eal_filesystem.h"
 #include "eal_private.h"
 
-static const char sys_cpu_dir[] = "/sys/devices/system/cpu";
-
 uint64_t
 get_tsc_freq_arch(void)
 {
-	unsigned long cpu_hz;
-	char path[PATH_MAX];
-
-	snprintf(path, sizeof(path), "%s/cpu%d/cpufreq/cpuinfo_cur_freq",
-			sys_cpu_dir, rte_get_master_lcore());
-	if (eal_parse_sysfs_value(path, &cpu_hz) < 0)
-		RTE_LOG(WARNING, EAL, "Unable to parse %s\n", path);
-
-	return cpu_hz*1000;
+	return 0;
 }
diff --git a/lib/librte_eal/common/eal_common_log.c b/lib/librte_eal/common/eal_common_log.c
index e894b75e..4b2409a8 100644
--- a/lib/librte_eal/common/eal_common_log.c
+++ b/lib/librte_eal/common/eal_common_log.c
@@ -139,6 +139,8 @@ rte_log_set_level_regexp(const char *pattern, uint32_t level)
 			rte_logs.dynamic_types[i].loglevel = level;
 	}
 
+	regfree(&r);
+
 	return 0;
 }
 
diff --git a/lib/librte_eal/common/eal_common_memzone.c b/lib/librte_eal/common/eal_common_memzone.c
index ea072a25..b682b005 100644
--- a/lib/librte_eal/common/eal_common_memzone.c
+++ b/lib/librte_eal/common/eal_common_memzone.c
@@ -237,7 +237,7 @@ memzone_reserve_aligned_thread_unsafe(const char *name, size_t len,
 		return NULL;
 	}
 
-	const struct malloc_elem *elem = malloc_elem_from_data(mz_addr);
+	struct malloc_elem *elem = malloc_elem_from_data(mz_addr);
 
 	/* fill the zone in config */
 	mz = get_next_free_memzone();
@@ -245,6 +245,7 @@ memzone_reserve_aligned_thread_unsafe(const char *name, size_t len,
 	if (mz == NULL) {
 		RTE_LOG(ERR, EAL, "%s(): Cannot find free memzone but there is room "
 				"in config!\n", __func__);
+		malloc_elem_free(elem);
 		rte_errno = ENOSPC;
 		return NULL;
 	}
diff --git a/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h b/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h
index 0b70d620..71da29ca 100644
--- a/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_atomic_64.h
@@ -43,8 +43,8 @@ extern "C" {
 
 #include "generic/rte_atomic.h"
 
-#define dsb(opt)  { asm volatile("dsb " #opt : : : "memory"); }
-#define dmb(opt)  { asm volatile("dmb " #opt : : : "memory"); }
+#define dsb(opt) asm volatile("dsb " #opt : : : "memory")
+#define dmb(opt) asm volatile("dmb " #opt : : : "memory")
 
 #define rte_mb() dsb(sy)
 
diff --git a/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h b/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h
index 150810cd..6993dd29 100644
--- a/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h
+++ b/lib/librte_eal/common/include/arch/ppc_64/rte_atomic.h
@@ -64,9 +64,9 @@ extern "C" {
  * occur before the STORE operations generated after.
  */
 #ifdef RTE_ARCH_64
-#define	rte_wmb() {asm volatile("lwsync" : : : "memory"); }
+#define	rte_wmb() asm volatile("lwsync" : : : "memory")
 #else
-#define	rte_wmb() {asm volatile("sync" : : : "memory"); }
+#define	rte_wmb() asm volatile("sync" : : : "memory")
 #endif
 
 /**
@@ -76,9 +76,9 @@ extern "C" {
  * occur before the LOAD operations generated after.
  */
 #ifdef RTE_ARCH_64
-#define	rte_rmb() {asm volatile("lwsync" : : : "memory"); }
+#define	rte_rmb() asm volatile("lwsync" : : : "memory")
 #else
-#define	rte_rmb() {asm volatile("sync" : : : "memory"); }
+#define	rte_rmb() asm volatile("sync" : : : "memory")
 #endif
 
 #define rte_smp_mb() rte_mb()
diff --git a/lib/librte_eal/common/include/arch/x86/rte_atomic.h b/lib/librte_eal/common/include/arch/x86/rte_atomic.h
index 4eac6663..ea665d52 100644
--- a/lib/librte_eal/common/include/arch/x86/rte_atomic.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_atomic.h
@@ -40,6 +40,7 @@ extern "C" {
 
 #include <stdint.h>
 #include <rte_common.h>
+#include <rte_config.h>
 #include <emmintrin.h>
 #include "generic/rte_atomic.h"
 
diff --git a/lib/librte_eal/common/include/arch/x86/rte_byteorder.h b/lib/librte_eal/common/include/arch/x86/rte_byteorder.h
index 251f11b4..126f29e0 100644
--- a/lib/librte_eal/common/include/arch/x86/rte_byteorder.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_byteorder.h
@@ -40,6 +40,7 @@ extern "C" {
 
 #include <stdint.h>
 #include <rte_common.h>
+#include <rte_config.h>
 #include "generic/rte_byteorder.h"
 
 #ifndef RTE_BYTE_ORDER
diff --git a/lib/librte_eal/common/include/arch/x86/rte_cycles.h b/lib/librte_eal/common/include/arch/x86/rte_cycles.h
index 1bb3e1db..b95beced 100644
--- a/lib/librte_eal/common/include/arch/x86/rte_cycles.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_cycles.h
@@ -47,6 +47,7 @@ extern int rte_cycles_vmware_tsc_map;
 #include <rte_branch_prediction.h>
 #endif
 #include <rte_common.h>
+#include <rte_config.h>
 
 static inline uint64_t
 rte_rdtsc(void)
diff --git a/lib/librte_eal/common/include/arch/x86/rte_memcpy.h b/lib/librte_eal/common/include/arch/x86/rte_memcpy.h
index 74c280c2..596d7779 100644
--- a/lib/librte_eal/common/include/arch/x86/rte_memcpy.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_memcpy.h
@@ -45,6 +45,7 @@
 #include <string.h>
 #include <rte_vect.h>
 #include <rte_common.h>
+#include <rte_config.h>
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/lib/librte_eal/common/include/arch/x86/rte_vect.h b/lib/librte_eal/common/include/arch/x86/rte_vect.h
index 03fc991e..893b8120 100644
--- a/lib/librte_eal/common/include/arch/x86/rte_vect.h
+++ b/lib/librte_eal/common/include/arch/x86/rte_vect.h
@@ -41,6 +41,7 @@
  */
 
 #include <stdint.h>
+#include <rte_config.h>
 #include "generic/rte_vect.h"
 
 #if (defined(__ICC) || (__GNUC__ == 4 &&  __GNUC_MINOR__ < 4))
diff --git a/lib/librte_eal/common/include/generic/rte_byteorder.h b/lib/librte_eal/common/include/generic/rte_byteorder.h
index e5e820d3..29e70c96 100644
--- a/lib/librte_eal/common/include/generic/rte_byteorder.h
+++ b/lib/librte_eal/common/include/generic/rte_byteorder.h
@@ -51,6 +51,7 @@
 #endif
 
 #include <rte_common.h>
+#include <rte_config.h>
 
 /*
  * Compile-time endianness detection
diff --git a/lib/librte_eal/common/include/rte_bitmap.h b/lib/librte_eal/common/include/rte_bitmap.h
index 010d752c..b9067e67 100644
--- a/lib/librte_eal/common/include/rte_bitmap.h
+++ b/lib/librte_eal/common/include/rte_bitmap.h
@@ -66,6 +66,7 @@ extern "C" {
 
 #include <string.h>
 #include <rte_common.h>
+#include <rte_config.h>
 #include <rte_debug.h>
 #include <rte_memory.h>
 #include <rte_branch_prediction.h>
diff --git a/lib/librte_eal/common/include/rte_common.h b/lib/librte_eal/common/include/rte_common.h
index de853e16..f1d24b86 100644
--- a/lib/librte_eal/common/include/rte_common.h
+++ b/lib/librte_eal/common/include/rte_common.h
@@ -51,6 +51,8 @@ extern "C" {
 #include <errno.h>
 #include <limits.h>
 
+#include <rte_config.h>
+
 #ifndef typeof
 #define typeof __typeof__
 #endif
diff --git a/lib/librte_eal/common/include/rte_dev.h b/lib/librte_eal/common/include/rte_dev.h
index 9342e0cb..8088dcc5 100644
--- a/lib/librte_eal/common/include/rte_dev.h
+++ b/lib/librte_eal/common/include/rte_dev.h
@@ -49,6 +49,7 @@ extern "C" {
 #include <stdio.h>
 #include <sys/queue.h>
 
+#include <rte_config.h>
 #include <rte_log.h>
 
 __attribute__((format(printf, 2, 0)))
diff --git a/lib/librte_eal/common/include/rte_eal.h b/lib/librte_eal/common/include/rte_eal.h
index 8e4e71cc..78b0e005 100644
--- a/lib/librte_eal/common/include/rte_eal.h
+++ b/lib/librte_eal/common/include/rte_eal.h
@@ -43,6 +43,7 @@
 #include <stdint.h>
 #include <sched.h>
 
+#include <rte_config.h>
 #include <rte_per_lcore.h>
 #include <rte_bus.h>
 
diff --git a/lib/librte_eal/common/include/rte_eal_memconfig.h b/lib/librte_eal/common/include/rte_eal_memconfig.h
index b9eee702..c963b450 100644
--- a/lib/librte_eal/common/include/rte_eal_memconfig.h
+++ b/lib/librte_eal/common/include/rte_eal_memconfig.h
@@ -34,6 +34,7 @@
 #ifndef _RTE_EAL_MEMCONFIG_H_
 #define _RTE_EAL_MEMCONFIG_H_
 
+#include <rte_config.h>
 #include <rte_tailq.h>
 #include <rte_memory.h>
 #include <rte_memzone.h>
diff --git a/lib/librte_eal/common/include/rte_keepalive.h b/lib/librte_eal/common/include/rte_keepalive.h
index 88ad8e48..e9f8f083 100644
--- a/lib/librte_eal/common/include/rte_keepalive.h
+++ b/lib/librte_eal/common/include/rte_keepalive.h
@@ -39,6 +39,7 @@
 #ifndef _KEEPALIVE_H_
 #define _KEEPALIVE_H_
 
+#include <rte_config.h>
 #include <rte_memory.h>
 
 #ifndef RTE_KEEPALIVE_MAXCORES
diff --git a/lib/librte_eal/common/include/rte_lcore.h b/lib/librte_eal/common/include/rte_lcore.h
index c89e6bab..3735da0c 100644
--- a/lib/librte_eal/common/include/rte_lcore.h
+++ b/lib/librte_eal/common/include/rte_lcore.h
@@ -40,6 +40,7 @@
  * API for lcore and socket manipulation
  *
  */
+#include <rte_config.h>
 #include <rte_per_lcore.h>
 #include <rte_eal.h>
 #include <rte_launch.h>
diff --git a/lib/librte_eal/common/include/rte_log.h b/lib/librte_eal/common/include/rte_log.h
index 6c2d3566..0bb10689 100644
--- a/lib/librte_eal/common/include/rte_log.h
+++ b/lib/librte_eal/common/include/rte_log.h
@@ -51,6 +51,7 @@ extern "C" {
 #include <stdarg.h>
 
 #include <rte_common.h>
+#include <rte_config.h>
 
 struct rte_log_dynamic_type;
 
diff --git a/lib/librte_eal/common/include/rte_memory.h b/lib/librte_eal/common/include/rte_memory.h
index 14aacea5..80a8fc02 100644
--- a/lib/librte_eal/common/include/rte_memory.h
+++ b/lib/librte_eal/common/include/rte_memory.h
@@ -49,6 +49,7 @@ extern "C" {
 #endif
 
 #include <rte_common.h>
+#include <rte_config.h>
 
 __extension__
 enum rte_page_sizes {
diff --git a/lib/librte_eal/common/include/rte_service.h b/lib/librte_eal/common/include/rte_service.h
index 92724406..80b90fad 100644
--- a/lib/librte_eal/common/include/rte_service.h
+++ b/lib/librte_eal/common/include/rte_service.h
@@ -59,6 +59,7 @@ extern "C" {
 #include <stdint.h>
 #include <sys/queue.h>
 
+#include <rte_config.h>
 #include <rte_lcore.h>
 
 #define RTE_SERVICE_NAME_MAX 32
@@ -274,7 +275,9 @@ int32_t rte_service_run_iter_on_app_lcore(uint32_t id,
  * Start a service core.
  *
  * Starting a core makes the core begin polling. Any services assigned to it
- * will be run as fast as possible.
+ * will be run as fast as possible. The application must ensure that the lcore
+ * is in a launchable state: e.g. call *rte_eal_lcore_wait* on the lcore_id
+ * before calling this function.
  *
  * @retval 0 Success
  * @retval -EINVAL Failed to start core. The *lcore_id* passed in is not
diff --git a/lib/librte_eal/common/include/rte_version.h b/lib/librte_eal/common/include/rte_version.h
index b176f658..a0611f3d 100644
--- a/lib/librte_eal/common/include/rte_version.h
+++ b/lib/librte_eal/common/include/rte_version.h
@@ -66,7 +66,7 @@ extern "C" {
 /**
  * Patch level number i.e. the z in yy.mm.z
  */
-#define RTE_VER_MINOR 0
+#define RTE_VER_MINOR 1
 
 /**
  * Extra string to be appended to version number
diff --git a/lib/librte_eal/common/malloc_elem.c b/lib/librte_eal/common/malloc_elem.c
index 98bcd37b..f6cbc422 100644
--- a/lib/librte_eal/common/malloc_elem.c
+++ b/lib/librte_eal/common/malloc_elem.c
@@ -98,6 +98,7 @@ elem_start_pt(struct malloc_elem *elem, size_t size, unsigned align,
 	if ((new_data_start & bmask) != ((end_pt - 1) & bmask)) {
 		end_pt = RTE_ALIGN_FLOOR(end_pt, bound);
 		new_data_start = RTE_ALIGN_FLOOR((end_pt - size), align);
+		end_pt = new_data_start + size;
 		if (((end_pt - 1) & bmask) != (new_data_start & bmask))
 			return NULL;
 	}
diff --git a/lib/librte_eal/common/malloc_heap.c b/lib/librte_eal/common/malloc_heap.c
index 267a4c6c..c731f1cd 100644
--- a/lib/librte_eal/common/malloc_heap.c
+++ b/lib/librte_eal/common/malloc_heap.c
@@ -178,12 +178,14 @@ malloc_heap_alloc(struct malloc_heap *heap,
  * Function to retrieve data for heap on given socket
  */
 int
-malloc_heap_get_stats(const struct malloc_heap *heap,
+malloc_heap_get_stats(struct malloc_heap *heap,
 		struct rte_malloc_socket_stats *socket_stats)
 {
 	size_t idx;
 	struct malloc_elem *elem;
 
+	rte_spinlock_lock(&heap->lock);
+
 	/* Initialise variables for heap */
 	socket_stats->free_count = 0;
 	socket_stats->heap_freesz_bytes = 0;
@@ -205,6 +207,8 @@ malloc_heap_get_stats(const struct malloc_heap *heap,
 	socket_stats->heap_allocsz_bytes = (socket_stats->heap_totalsz_bytes -
 			socket_stats->heap_freesz_bytes);
 	socket_stats->alloc_count = heap->alloc_count;
+
+	rte_spinlock_unlock(&heap->lock);
 	return 0;
 }
 
diff --git a/lib/librte_eal/common/malloc_heap.h b/lib/librte_eal/common/malloc_heap.h
index 3ccbef0f..3b1166f0 100644
--- a/lib/librte_eal/common/malloc_heap.h
+++ b/lib/librte_eal/common/malloc_heap.h
@@ -57,7 +57,7 @@ malloc_heap_alloc(struct malloc_heap *heap,	const char *type, size_t size,
 		unsigned flags, size_t align, size_t bound);
 
 int
-malloc_heap_get_stats(const struct malloc_heap *heap,
+malloc_heap_get_stats(struct malloc_heap *heap,
 		struct rte_malloc_socket_stats *socket_stats);
 
 int
diff --git a/lib/librte_eal/common/rte_keepalive.c b/lib/librte_eal/common/rte_keepalive.c
index cdd69560..0c7ecba2 100644
--- a/lib/librte_eal/common/rte_keepalive.c
+++ b/lib/librte_eal/common/rte_keepalive.c
@@ -41,8 +41,12 @@
 
 struct rte_keepalive {
 	/** Core Liveness. */
-	enum rte_keepalive_state __rte_cache_aligned state_flags[
-		RTE_KEEPALIVE_MAXCORES];
+	struct {
+		/*
+		 * Each element must be cache aligned to prevent false sharing.
+		 */
+		enum rte_keepalive_state core_state __rte_cache_aligned;
+	} live_data[RTE_KEEPALIVE_MAXCORES];
 
 	/** Last-seen-alive timestamps */
 	uint64_t last_alive[RTE_KEEPALIVE_MAXCORES];
@@ -95,19 +99,22 @@ rte_keepalive_dispatch_pings(__rte_unused void *ptr_timer,
 		if (keepcfg->active_cores[idx_core] == 0)
 			continue;
 
-		switch (keepcfg->state_flags[idx_core]) {
+		switch (keepcfg->live_data[idx_core].core_state) {
 		case RTE_KA_STATE_UNUSED:
 			break;
 		case RTE_KA_STATE_ALIVE: /* Alive */
-			keepcfg->state_flags[idx_core] = RTE_KA_STATE_MISSING;
+			keepcfg->live_data[idx_core].core_state =
+			    RTE_KA_STATE_MISSING;
 			keepcfg->last_alive[idx_core] = rte_rdtsc();
 			break;
 		case RTE_KA_STATE_MISSING: /* MIA */
 			print_trace("Core MIA. ", keepcfg, idx_core);
-			keepcfg->state_flags[idx_core] = RTE_KA_STATE_DEAD;
+			keepcfg->live_data[idx_core].core_state =
+			    RTE_KA_STATE_DEAD;
 			break;
 		case RTE_KA_STATE_DEAD: /* Dead */
-			keepcfg->state_flags[idx_core] = RTE_KA_STATE_GONE;
+			keepcfg->live_data[idx_core].core_state =
+			    RTE_KA_STATE_GONE;
 			print_trace("Core died. ", keepcfg, idx_core);
 			if (keepcfg->callback)
 				keepcfg->callback(
@@ -118,7 +125,8 @@ rte_keepalive_dispatch_pings(__rte_unused void *ptr_timer,
 		case RTE_KA_STATE_GONE: /* Buried */
 			break;
 		case RTE_KA_STATE_DOZING: /* Core going idle */
-			keepcfg->state_flags[idx_core] = RTE_KA_STATE_SLEEP;
+			keepcfg->live_data[idx_core].core_state =
+			    RTE_KA_STATE_SLEEP;
 			keepcfg->last_alive[idx_core] = rte_rdtsc();
 			break;
 		case RTE_KA_STATE_SLEEP: /* Idled core */
@@ -128,7 +136,7 @@ rte_keepalive_dispatch_pings(__rte_unused void *ptr_timer,
 			keepcfg->relay_callback(
 				keepcfg->relay_callback_data,
 				idx_core,
-				keepcfg->state_flags[idx_core],
+				keepcfg->live_data[idx_core].core_state,
 				keepcfg->last_alive[idx_core]
 				);
 	}
@@ -172,11 +180,11 @@ rte_keepalive_register_core(struct rte_keepalive *keepcfg, const int id_core)
 void
 rte_keepalive_mark_alive(struct rte_keepalive *keepcfg)
 {
-	keepcfg->state_flags[rte_lcore_id()] = RTE_KA_STATE_ALIVE;
+	keepcfg->live_data[rte_lcore_id()].core_state = RTE_KA_STATE_ALIVE;
 }
 
 void
 rte_keepalive_mark_sleep(struct rte_keepalive *keepcfg)
 {
-	keepcfg->state_flags[rte_lcore_id()] = RTE_KA_STATE_DOZING;
+	keepcfg->live_data[rte_lcore_id()].core_state = RTE_KA_STATE_DOZING;
 }
diff --git a/lib/librte_eal/common/rte_service.c b/lib/librte_eal/common/rte_service.c
index ae97e6b7..1f922940 100644
--- a/lib/librte_eal/common/rte_service.c
+++ b/lib/librte_eal/common/rte_service.c
@@ -111,14 +111,14 @@ int32_t rte_service_init(void)
 			RTE_CACHE_LINE_SIZE);
 	if (!rte_services) {
 		printf("error allocating rte services array\n");
-		return -ENOMEM;
+		goto fail_mem;
 	}
 
 	lcore_states = rte_calloc("rte_service_core_states", RTE_MAX_LCORE,
 			sizeof(struct core_state), RTE_CACHE_LINE_SIZE);
 	if (!lcore_states) {
 		printf("error allocating core states array\n");
-		return -ENOMEM;
+		goto fail_mem;
 	}
 
 	int i;
@@ -135,6 +135,12 @@ int32_t rte_service_init(void)
 
 	rte_service_library_initialized = 1;
 	return 0;
+fail_mem:
+	if (rte_services)
+		rte_free(rte_services);
+	if (lcore_states)
+		rte_free(lcore_states);
+	return -ENOMEM;
 }
 
 /* returns 1 if service is registered and has not been unregistered
@@ -545,10 +551,14 @@ service_update(struct rte_service_spec *service, uint32_t lcore,
 
 	uint64_t sid_mask = UINT64_C(1) << sid;
 	if (set) {
-		if (*set) {
+		uint64_t lcore_mapped = lcore_states[lcore].service_mask &
+			sid_mask;
+
+		if (*set && !lcore_mapped) {
 			lcore_states[lcore].service_mask |= sid_mask;
 			rte_atomic32_inc(&rte_services[sid].num_mapped_cores);
-		} else {
+		}
+		if (!*set && lcore_mapped) {
 			lcore_states[lcore].service_mask &= ~(sid_mask);
 			rte_atomic32_dec(&rte_services[sid].num_mapped_cores);
 		}
@@ -583,23 +593,6 @@ rte_service_map_lcore_get(uint32_t id, uint32_t lcore)
 	return ret;
 }
 
-int32_t rte_service_lcore_reset_all(void)
-{
-	/* loop over cores, reset all to mask 0 */
-	uint32_t i;
-	for (i = 0; i < RTE_MAX_LCORE; i++) {
-		lcore_states[i].service_mask = 0;
-		lcore_states[i].is_service_core = 0;
-		lcore_states[i].runstate = RUNSTATE_STOPPED;
-	}
-	for (i = 0; i < RTE_SERVICE_NUM_MAX; i++)
-		rte_atomic32_set(&rte_services[i].num_mapped_cores, 0);
-
-	rte_smp_wmb();
-
-	return 0;
-}
-
 static void
 set_lcore_state(uint32_t lcore, int32_t state)
 {
@@ -614,6 +607,25 @@ set_lcore_state(uint32_t lcore, int32_t state)
 	lcore_states[lcore].is_service_core = (state == ROLE_SERVICE);
 }
 
+int32_t rte_service_lcore_reset_all(void)
+{
+	/* loop over cores, reset all to mask 0 */
+	uint32_t i;
+	for (i = 0; i < RTE_MAX_LCORE; i++) {
+		if (lcore_states[i].is_service_core) {
+			lcore_states[i].service_mask = 0;
+			set_lcore_state(i, ROLE_RTE);
+			lcore_states[i].runstate = RUNSTATE_STOPPED;
+		}
+	}
+	for (i = 0; i < RTE_SERVICE_NUM_MAX; i++)
+		rte_atomic32_set(&rte_services[i].num_mapped_cores, 0);
+
+	rte_smp_wmb();
+
+	return 0;
+}
+
 int32_t
 rte_service_lcore_add(uint32_t lcore)
 {
diff --git a/lib/librte_eal/linuxapp/eal/eal_vfio.c b/lib/librte_eal/linuxapp/eal/eal_vfio.c
index 58f0123e..fb1a6226 100644
--- a/lib/librte_eal/linuxapp/eal/eal_vfio.c
+++ b/lib/librte_eal/linuxapp/eal/eal_vfio.c
@@ -525,7 +525,7 @@ rte_vfio_enable(const char *modname)
 int
 rte_vfio_is_enabled(const char *modname)
 {
-	const int mod_available = rte_eal_check_module(modname);
+	const int mod_available = rte_eal_check_module(modname) > 0;
 	return vfio_cfg.vfio_enabled && mod_available;
 }
 
diff --git a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h b/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h
index 2ac879fd..794cd4f7 100644
--- a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h
+++ b/lib/librte_eal/linuxapp/eal/include/exec-env/rte_kni_common.h
@@ -64,6 +64,7 @@
 #define RTE_STD_C11
 #else
 #include <rte_common.h>
+#include <rte_config.h>
 #endif
 
 /**
diff --git a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
index a3a98c17..1826adba 100644
--- a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
+++ b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
@@ -45,6 +45,8 @@ struct rte_uio_pci_dev {
 	struct uio_info info;
 	struct pci_dev *pdev;
 	enum rte_intr_mode mode;
+	struct mutex lock;
+	int refcnt;
 };
 
 static char *intr_mode;
@@ -336,11 +338,18 @@ igbuio_pci_open(struct uio_info *info, struct inode *inode)
 	struct pci_dev *dev = udev->pdev;
 	int err;
 
+	mutex_lock(&udev->lock);
+	if (++udev->refcnt > 1) {
+		mutex_unlock(&udev->lock);
+		return 0;
+	}
+
 	/* set bus master, which was cleared by the reset function */
 	pci_set_master(dev);
 
 	/* enable interrupts */
 	err = igbuio_pci_enable_interrupts(udev);
+	mutex_unlock(&udev->lock);
 	if (err) {
 		dev_err(&dev->dev, "Enable interrupt fails\n");
 		return err;
@@ -354,12 +363,19 @@ igbuio_pci_release(struct uio_info *info, struct inode *inode)
 	struct rte_uio_pci_dev *udev = info->priv;
 	struct pci_dev *dev = udev->pdev;
 
+	mutex_lock(&udev->lock);
+	if (--udev->refcnt > 0) {
+		mutex_unlock(&udev->lock);
+		return 0;
+	}
+
 	/* disable interrupts */
 	igbuio_pci_disable_interrupts(udev);
 
 	/* stop the device from further DMA */
 	pci_clear_master(dev);
 
+	mutex_unlock(&udev->lock);
 	return 0;
 }
 
@@ -480,6 +496,7 @@ igbuio_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 	if (!udev)
 		return -ENOMEM;
 
+	mutex_init(&udev->lock);
 	/*
 	 * enable device: ask low-level code to enable I/O and
 	 * memory
@@ -570,6 +587,7 @@ igbuio_pci_remove(struct pci_dev *dev)
 {
 	struct rte_uio_pci_dev *udev = pci_get_drvdata(dev);
 
+	mutex_destroy(&udev->lock);
 	sysfs_remove_group(&dev->dev.kobj, &dev_attr_grp);
 	uio_unregister_device(&udev->info);
 	igbuio_pci_release_iomem(&udev->info);
diff --git a/lib/librte_eal/linuxapp/kni/ethtool/igb/igb_main.c b/lib/librte_eal/linuxapp/kni/ethtool/igb/igb_main.c
index 99338c5c..e0f427a3 100644
--- a/lib/librte_eal/linuxapp/kni/ethtool/igb/igb_main.c
+++ b/lib/librte_eal/linuxapp/kni/ethtool/igb/igb_main.c
@@ -137,11 +137,20 @@ static void igb_clean_all_tx_rings(struct igb_adapter *);
 static void igb_clean_all_rx_rings(struct igb_adapter *);
 static void igb_clean_tx_ring(struct igb_ring *);
 static void igb_set_rx_mode(struct net_device *);
+#ifdef HAVE_TIMER_SETUP
+static void igb_update_phy_info(struct timer_list *);
+static void igb_watchdog(struct timer_list *);
+#else
 static void igb_update_phy_info(unsigned long);
 static void igb_watchdog(unsigned long);
+#endif
 static void igb_watchdog_task(struct work_struct *);
 static void igb_dma_err_task(struct work_struct *);
+#ifdef HAVE_TIMER_SETUP
+static void igb_dma_err_timer(struct timer_list *);
+#else
 static void igb_dma_err_timer(unsigned long data);
+#endif
 static netdev_tx_t igb_xmit_frame(struct sk_buff *skb, struct net_device *);
 static struct net_device_stats *igb_get_stats(struct net_device *);
 static int igb_change_mtu(struct net_device *, int);
@@ -2806,6 +2815,12 @@ static int __devinit igb_probe(struct pci_dev *pdev,
 	/* Check if Media Autosense is enabled */
 	if (hw->mac.type == e1000_82580)
 		igb_init_mas(adapter);
+#ifdef HAVE_TIMER_SETUP
+	timer_setup(&adapter->watchdog_timer, &igb_watchdog, 0);
+	if (adapter->flags & IGB_FLAG_DETECT_BAD_DMA)
+		timer_setup(&adapter->dma_err_timer, &igb_dma_err_timer, 0);
+	timer_setup(&adapter->phy_info_timer, &igb_update_phy_info, 0);
+#else
 	setup_timer(&adapter->watchdog_timer, &igb_watchdog,
 	            (unsigned long) adapter);
 	if (adapter->flags & IGB_FLAG_DETECT_BAD_DMA)
@@ -2813,6 +2828,7 @@ static int __devinit igb_probe(struct pci_dev *pdev,
 			    (unsigned long) adapter);
 	setup_timer(&adapter->phy_info_timer, &igb_update_phy_info,
 	            (unsigned long) adapter);
+#endif
 
 	INIT_WORK(&adapter->reset_task, igb_reset_task);
 	INIT_WORK(&adapter->watchdog_task, igb_watchdog_task);
@@ -4543,9 +4559,15 @@ static void igb_spoof_check(struct igb_adapter *adapter)
 
 /* Need to wait a few seconds after link up to get diagnostic information from
  * the phy */
+#ifdef HAVE_TIMER_SETUP
+static void igb_update_phy_info(struct timer_list *t)
+{
+	struct igb_adapter *adapter = from_timer(adapter, t, phy_info_timer);
+#else
 static void igb_update_phy_info(unsigned long data)
 {
 	struct igb_adapter *adapter = (struct igb_adapter *) data;
+#endif
 	e1000_get_phy_info(&adapter->hw);
 }
 
@@ -4594,9 +4616,15 @@ bool igb_has_link(struct igb_adapter *adapter)
  * igb_watchdog - Timer Call-back
  * @data: pointer to adapter cast into an unsigned long
  **/
+#ifdef HAVE_TIMER_SETUP
+static void igb_watchdog(struct timer_list *t)
+{
+	struct igb_adapter *adapter = from_timer(adapter, t, watchdog_timer);
+#else
 static void igb_watchdog(unsigned long data)
 {
 	struct igb_adapter *adapter = (struct igb_adapter *)data;
+#endif
 	/* Do the rest outside of interrupt context */
 	schedule_work(&adapter->watchdog_task);
 }
@@ -4854,9 +4882,15 @@ dma_timer_reset:
  * igb_dma_err_timer - Timer Call-back
  * @data: pointer to adapter cast into an unsigned long
  **/
+#ifdef HAVE_TIMER_SETUP
+static void igb_dma_err_timer(struct timer_list *t)
+{
+	struct igb_adapter *adapter = from_timer(adapter, t, dma_err_timer);
+#else
 static void igb_dma_err_timer(unsigned long data)
 {
 	struct igb_adapter *adapter = (struct igb_adapter *)data;
+#endif
 	/* Do the rest outside of interrupt context */
 	schedule_work(&adapter->dma_err_task);
 }
@@ -10051,6 +10085,12 @@ int igb_kni_probe(struct pci_dev *pdev,
 		igb_init_mas(adapter);
 
 #ifdef NO_KNI
+#ifdef HAVE_TIMER_SETUP
+	timer_setup(&adapter->watchdog_timer, &igb_watchdog, 0);
+	if (adapter->flags & IGB_FLAG_DETECT_BAD_DMA)
+		timer_setup(&adapter->dma_err_timer, &igb_dma_err_timer, 0);
+	timer_setup(&adapter->phy_info_timer, &igb_update_phy_info, 0);
+#else
 	setup_timer(&adapter->watchdog_timer, &igb_watchdog,
 	            (unsigned long) adapter);
 	if (adapter->flags & IGB_FLAG_DETECT_BAD_DMA)
@@ -10058,6 +10098,7 @@ int igb_kni_probe(struct pci_dev *pdev,
 			    (unsigned long) adapter);
 	setup_timer(&adapter->phy_info_timer, &igb_update_phy_info,
 	            (unsigned long) adapter);
+#endif
 
 	INIT_WORK(&adapter->reset_task, igb_reset_task);
 	INIT_WORK(&adapter->watchdog_task, igb_watchdog_task);
diff --git a/lib/librte_eal/linuxapp/kni/ethtool/igb/kcompat.h b/lib/librte_eal/linuxapp/kni/ethtool/igb/kcompat.h
index e38a7561..443a3f28 100644
--- a/lib/librte_eal/linuxapp/kni/ethtool/igb/kcompat.h
+++ b/lib/librte_eal/linuxapp/kni/ethtool/igb/kcompat.h
@@ -3941,4 +3941,8 @@ skb_set_hash(struct sk_buff *skb, __u32 hash, __always_unused int type)
 #define HAVE_PCI_ENABLE_MSIX
 #endif
 
+#if defined(timer_setup) && defined(from_timer)
+#define HAVE_TIMER_SETUP
+#endif
+
 #endif /* _KCOMPAT_H_ */