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28188ce)
This patch changes some void functions to return a value,
so that the init sequence may tear down orderly
instead of calling panic.
Signed-off-by: Arnon Warshavsky <arnon@qwilt.com>
Reviewed-by: David Marchand <david.marchand@redhat.com>
* We also don't lock the whole file, so that in future we can use read-locks
* on other parts, e.g. memzones, to detect if there are running secondary
* processes. */
* We also don't lock the whole file, so that in future we can use read-locks
* on other parts, e.g. memzones, to detect if there are running secondary
* processes. */
rte_eal_config_create(void)
{
void *rte_mem_cfg_addr;
rte_eal_config_create(void)
{
void *rte_mem_cfg_addr;
const char *pathname = eal_runtime_config_path();
if (internal_config.no_shconf)
const char *pathname = eal_runtime_config_path();
if (internal_config.no_shconf)
if (mem_cfg_fd < 0){
mem_cfg_fd = open(pathname, O_RDWR | O_CREAT, 0600);
if (mem_cfg_fd < 0){
mem_cfg_fd = open(pathname, O_RDWR | O_CREAT, 0600);
- if (mem_cfg_fd < 0)
- rte_panic("Cannot open '%s' for rte_mem_config\n", pathname);
+ if (mem_cfg_fd < 0) {
+ RTE_LOG(ERR, EAL, "Cannot open '%s' for rte_mem_config\n",
+ pathname);
+ return -1;
+ }
}
retval = ftruncate(mem_cfg_fd, sizeof(*rte_config.mem_config));
if (retval < 0){
close(mem_cfg_fd);
}
retval = ftruncate(mem_cfg_fd, sizeof(*rte_config.mem_config));
if (retval < 0){
close(mem_cfg_fd);
- rte_panic("Cannot resize '%s' for rte_mem_config\n", pathname);
+ mem_cfg_fd = -1;
+ RTE_LOG(ERR, EAL, "Cannot resize '%s' for rte_mem_config\n",
+ pathname);
+ return -1;
}
retval = fcntl(mem_cfg_fd, F_SETLK, &wr_lock);
if (retval < 0){
close(mem_cfg_fd);
}
retval = fcntl(mem_cfg_fd, F_SETLK, &wr_lock);
if (retval < 0){
close(mem_cfg_fd);
- rte_exit(EXIT_FAILURE, "Cannot create lock on '%s'. Is another primary "
- "process running?\n", pathname);
+ mem_cfg_fd = -1;
+ RTE_LOG(ERR, EAL, "Cannot create lock on '%s'. Is another primary "
+ "process running?\n", pathname);
+ return -1;
}
rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config),
PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
if (rte_mem_cfg_addr == MAP_FAILED){
}
rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config),
PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
if (rte_mem_cfg_addr == MAP_FAILED){
- rte_panic("Cannot mmap memory for rte_config\n");
+ RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config\n");
+ close(mem_cfg_fd);
+ mem_cfg_fd = -1;
+ return -1;
}
memcpy(rte_mem_cfg_addr, &early_mem_config, sizeof(early_mem_config));
rte_config.mem_config = rte_mem_cfg_addr;
}
memcpy(rte_mem_cfg_addr, &early_mem_config, sizeof(early_mem_config));
rte_config.mem_config = rte_mem_cfg_addr;
}
/* attach to an existing shared memory config */
}
/* attach to an existing shared memory config */
rte_eal_config_attach(void)
{
void *rte_mem_cfg_addr;
const char *pathname = eal_runtime_config_path();
if (internal_config.no_shconf)
rte_eal_config_attach(void)
{
void *rte_mem_cfg_addr;
const char *pathname = eal_runtime_config_path();
if (internal_config.no_shconf)
if (mem_cfg_fd < 0){
mem_cfg_fd = open(pathname, O_RDWR);
if (mem_cfg_fd < 0){
mem_cfg_fd = open(pathname, O_RDWR);
- if (mem_cfg_fd < 0)
- rte_panic("Cannot open '%s' for rte_mem_config\n", pathname);
+ if (mem_cfg_fd < 0) {
+ RTE_LOG(ERR, EAL, "Cannot open '%s' for rte_mem_config\n",
+ pathname);
+ return -1;
+ }
}
rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config),
PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
close(mem_cfg_fd);
}
rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config),
PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
close(mem_cfg_fd);
- if (rte_mem_cfg_addr == MAP_FAILED)
- rte_panic("Cannot mmap memory for rte_config\n");
+ mem_cfg_fd = -1;
+ if (rte_mem_cfg_addr == MAP_FAILED) {
+ RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config! error %i (%s)\n",
+ errno, strerror(errno));
+ return -1;
+ }
rte_config.mem_config = rte_mem_cfg_addr;
rte_config.mem_config = rte_mem_cfg_addr;
}
/* Detect if we are a primary or a secondary process */
}
/* Detect if we are a primary or a secondary process */
}
/* Sets up rte_config structure with the pointer to shared memory config.*/
}
/* Sets up rte_config structure with the pointer to shared memory config.*/
rte_config_init(void)
{
rte_config.process_type = internal_config.process_type;
switch (rte_config.process_type){
case RTE_PROC_PRIMARY:
rte_config_init(void)
{
rte_config.process_type = internal_config.process_type;
switch (rte_config.process_type){
case RTE_PROC_PRIMARY:
- rte_eal_config_create();
+ if (rte_eal_config_create() < 0)
+ return -1;
break;
case RTE_PROC_SECONDARY:
break;
case RTE_PROC_SECONDARY:
- rte_eal_config_attach();
+ if (rte_eal_config_attach() < 0)
+ return -1;
rte_eal_mcfg_wait_complete(rte_config.mem_config);
break;
case RTE_PROC_AUTO:
case RTE_PROC_INVALID:
rte_eal_mcfg_wait_complete(rte_config.mem_config);
break;
case RTE_PROC_AUTO:
case RTE_PROC_INVALID:
- rte_panic("Invalid process type\n");
+ RTE_LOG(ERR, EAL, "Invalid process type %d\n",
+ rte_config.process_type);
+ return -1;
+ if (rte_config_init() < 0) {
+ rte_eal_init_alert("Cannot init config");
+ return -1;
+ }
if (rte_eal_intr_init() < 0) {
rte_eal_init_alert("Cannot init interrupt-handling thread");
if (rte_eal_intr_init() < 0) {
rte_eal_init_alert("Cannot init interrupt-handling thread");
* We also don't lock the whole file, so that in future we can use read-locks
* on other parts, e.g. memzones, to detect if there are running secondary
* processes. */
* We also don't lock the whole file, so that in future we can use read-locks
* on other parts, e.g. memzones, to detect if there are running secondary
* processes. */
rte_eal_config_create(void)
{
void *rte_mem_cfg_addr;
rte_eal_config_create(void)
{
void *rte_mem_cfg_addr;
const char *pathname = eal_runtime_config_path();
if (internal_config.no_shconf)
const char *pathname = eal_runtime_config_path();
if (internal_config.no_shconf)
/* map the config before hugepage address so that we don't waste a page */
if (internal_config.base_virtaddr != 0)
/* map the config before hugepage address so that we don't waste a page */
if (internal_config.base_virtaddr != 0)
if (mem_cfg_fd < 0){
mem_cfg_fd = open(pathname, O_RDWR | O_CREAT, 0600);
if (mem_cfg_fd < 0){
mem_cfg_fd = open(pathname, O_RDWR | O_CREAT, 0600);
- if (mem_cfg_fd < 0)
- rte_panic("Cannot open '%s' for rte_mem_config\n", pathname);
+ if (mem_cfg_fd < 0) {
+ RTE_LOG(ERR, EAL, "Cannot open '%s' for rte_mem_config\n",
+ pathname);
+ return -1;
+ }
}
retval = ftruncate(mem_cfg_fd, sizeof(*rte_config.mem_config));
if (retval < 0){
close(mem_cfg_fd);
}
retval = ftruncate(mem_cfg_fd, sizeof(*rte_config.mem_config));
if (retval < 0){
close(mem_cfg_fd);
- rte_panic("Cannot resize '%s' for rte_mem_config\n", pathname);
+ mem_cfg_fd = -1;
+ RTE_LOG(ERR, EAL, "Cannot resize '%s' for rte_mem_config\n",
+ pathname);
+ return -1;
}
retval = fcntl(mem_cfg_fd, F_SETLK, &wr_lock);
if (retval < 0){
close(mem_cfg_fd);
}
retval = fcntl(mem_cfg_fd, F_SETLK, &wr_lock);
if (retval < 0){
close(mem_cfg_fd);
- rte_exit(EXIT_FAILURE, "Cannot create lock on '%s'. Is another primary "
- "process running?\n", pathname);
+ mem_cfg_fd = -1;
+ RTE_LOG(ERR, EAL, "Cannot create lock on '%s'. Is another primary "
+ "process running?\n", pathname);
+ return -1;
}
rte_mem_cfg_addr = mmap(rte_mem_cfg_addr, sizeof(*rte_config.mem_config),
PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
if (rte_mem_cfg_addr == MAP_FAILED){
}
rte_mem_cfg_addr = mmap(rte_mem_cfg_addr, sizeof(*rte_config.mem_config),
PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
if (rte_mem_cfg_addr == MAP_FAILED){
- rte_panic("Cannot mmap memory for rte_config\n");
+ close(mem_cfg_fd);
+ mem_cfg_fd = -1;
+ RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config\n");
+ return -1;
memcpy(rte_mem_cfg_addr, &early_mem_config, sizeof(early_mem_config));
rte_config.mem_config = rte_mem_cfg_addr;
memcpy(rte_mem_cfg_addr, &early_mem_config, sizeof(early_mem_config));
rte_config.mem_config = rte_mem_cfg_addr;
rte_config.mem_config->dma_maskbits = 0;
rte_config.mem_config->dma_maskbits = 0;
}
/* attach to an existing shared memory config */
}
/* attach to an existing shared memory config */
rte_eal_config_attach(void)
{
struct rte_mem_config *mem_config;
rte_eal_config_attach(void)
{
struct rte_mem_config *mem_config;
const char *pathname = eal_runtime_config_path();
if (internal_config.no_shconf)
const char *pathname = eal_runtime_config_path();
if (internal_config.no_shconf)
if (mem_cfg_fd < 0){
mem_cfg_fd = open(pathname, O_RDWR);
if (mem_cfg_fd < 0){
mem_cfg_fd = open(pathname, O_RDWR);
- if (mem_cfg_fd < 0)
- rte_panic("Cannot open '%s' for rte_mem_config\n", pathname);
+ if (mem_cfg_fd < 0) {
+ RTE_LOG(ERR, EAL, "Cannot open '%s' for rte_mem_config\n",
+ pathname);
+ return -1;
+ }
}
/* map it as read-only first */
mem_config = (struct rte_mem_config *) mmap(NULL, sizeof(*mem_config),
PROT_READ, MAP_SHARED, mem_cfg_fd, 0);
}
/* map it as read-only first */
mem_config = (struct rte_mem_config *) mmap(NULL, sizeof(*mem_config),
PROT_READ, MAP_SHARED, mem_cfg_fd, 0);
- if (mem_config == MAP_FAILED)
- rte_panic("Cannot mmap memory for rte_config! error %i (%s)\n",
- errno, strerror(errno));
+ if (mem_config == MAP_FAILED) {
+ close(mem_cfg_fd);
+ mem_cfg_fd = -1;
+ RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config! error %i (%s)\n",
+ errno, strerror(errno));
+ return -1;
+ }
rte_config.mem_config = mem_config;
rte_config.mem_config = mem_config;
}
/* reattach the shared config at exact memory location primary process has it */
}
/* reattach the shared config at exact memory location primary process has it */
rte_eal_config_reattach(void)
{
struct rte_mem_config *mem_config;
void *rte_mem_cfg_addr;
if (internal_config.no_shconf)
rte_eal_config_reattach(void)
{
struct rte_mem_config *mem_config;
void *rte_mem_cfg_addr;
if (internal_config.no_shconf)
/* save the address primary process has mapped shared config to */
rte_mem_cfg_addr = (void *) (uintptr_t) rte_config.mem_config->mem_cfg_addr;
/* save the address primary process has mapped shared config to */
rte_mem_cfg_addr = (void *) (uintptr_t) rte_config.mem_config->mem_cfg_addr;
mem_config = (struct rte_mem_config *) mmap(rte_mem_cfg_addr,
sizeof(*mem_config), PROT_READ | PROT_WRITE, MAP_SHARED,
mem_cfg_fd, 0);
mem_config = (struct rte_mem_config *) mmap(rte_mem_cfg_addr,
sizeof(*mem_config), PROT_READ | PROT_WRITE, MAP_SHARED,
mem_cfg_fd, 0);
+
+ close(mem_cfg_fd);
+ mem_cfg_fd = -1;
+
if (mem_config == MAP_FAILED || mem_config != rte_mem_cfg_addr) {
if (mem_config == MAP_FAILED || mem_config != rte_mem_cfg_addr) {
- if (mem_config != MAP_FAILED)
+ if (mem_config != MAP_FAILED) {
/* errno is stale, don't use */
/* errno is stale, don't use */
- rte_panic("Cannot mmap memory for rte_config at [%p], got [%p]"
- " - please use '--base-virtaddr' option\n",
- rte_mem_cfg_addr, mem_config);
- else
- rte_panic("Cannot mmap memory for rte_config! error %i (%s)\n",
- errno, strerror(errno));
+ RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config at [%p], got [%p]"
+ " - please use '--base-virtaddr' option\n",
+ rte_mem_cfg_addr, mem_config);
+ return -1;
+ }
+ RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config! error %i (%s)\n",
+ errno, strerror(errno));
+ return -1;
rte_config.mem_config = mem_config;
rte_config.mem_config = mem_config;
}
/* Detect if we are a primary or a secondary process */
}
/* Detect if we are a primary or a secondary process */
}
/* Sets up rte_config structure with the pointer to shared memory config.*/
}
/* Sets up rte_config structure with the pointer to shared memory config.*/
rte_config_init(void)
{
rte_config.process_type = internal_config.process_type;
switch (rte_config.process_type){
case RTE_PROC_PRIMARY:
rte_config_init(void)
{
rte_config.process_type = internal_config.process_type;
switch (rte_config.process_type){
case RTE_PROC_PRIMARY:
- rte_eal_config_create();
+ if (rte_eal_config_create() < 0)
+ return -1;
eal_update_mem_config();
break;
case RTE_PROC_SECONDARY:
eal_update_mem_config();
break;
case RTE_PROC_SECONDARY:
- rte_eal_config_attach();
+ if (rte_eal_config_attach() < 0)
+ return -1;
rte_eal_mcfg_wait_complete(rte_config.mem_config);
rte_eal_mcfg_wait_complete(rte_config.mem_config);
- rte_eal_config_reattach();
+ if (rte_eal_config_reattach() < 0)
+ return -1;
eal_update_internal_config();
break;
case RTE_PROC_AUTO:
case RTE_PROC_INVALID:
eal_update_internal_config();
break;
case RTE_PROC_AUTO:
case RTE_PROC_INVALID:
- rte_panic("Invalid process type\n");
+ RTE_LOG(ERR, EAL, "Invalid process type %d\n",
+ rte_config.process_type);
+ return -1;
}
/* Unlocks hugepage directories that were locked by eal_hugepage_info_init */
}
/* Unlocks hugepage directories that were locked by eal_hugepage_info_init */
+ if (rte_config_init() < 0) {
+ rte_eal_init_alert("Cannot init config");
+ return -1;
+ }
if (rte_eal_intr_init() < 0) {
rte_eal_init_alert("Cannot init interrupt-handling thread");
if (rte_eal_intr_init() < 0) {
rte_eal_init_alert("Cannot init interrupt-handling thread");