diff options
Diffstat (limited to 'lib/librte_eal/common/eal_common_devargs.c')
| -rw-r--r-- | lib/librte_eal/common/eal_common_devargs.c | 36 |
1 files changed, 30 insertions, 6 deletions
diff --git a/lib/librte_eal/common/eal_common_devargs.c b/lib/librte_eal/common/eal_common_devargs.c index b7b9cb69..1ccf12dc 100644 --- a/lib/librte_eal/common/eal_common_devargs.c +++ b/lib/librte_eal/common/eal_common_devargs.c @@ -263,14 +263,38 @@ rte_devargs_parsef(struct rte_devargs *da, const char *format, ...) } int __rte_experimental -rte_devargs_insert(struct rte_devargs *da) +rte_devargs_insert(struct rte_devargs **da) { - int ret; + struct rte_devargs *listed_da; + void *tmp; + + if (*da == NULL || (*da)->bus == NULL) + return -1; - ret = rte_devargs_remove(da); - if (ret < 0) - return ret; - TAILQ_INSERT_TAIL(&devargs_list, da, next); + TAILQ_FOREACH_SAFE(listed_da, &devargs_list, next, tmp) { + if (listed_da == *da) + /* devargs already in the list */ + return 0; + if (strcmp(listed_da->bus->name, (*da)->bus->name) == 0 && + strcmp(listed_da->name, (*da)->name) == 0) { + /* device already in devargs list, must be updated */ + listed_da->type = (*da)->type; + listed_da->policy = (*da)->policy; + free(listed_da->args); + listed_da->args = (*da)->args; + listed_da->bus = (*da)->bus; + listed_da->cls = (*da)->cls; + listed_da->bus_str = (*da)->bus_str; + listed_da->cls_str = (*da)->cls_str; + listed_da->data = (*da)->data; + /* replace provided devargs with found one */ + free(*da); + *da = listed_da; + return 0; + } + } + /* new device in the list */ + TAILQ_INSERT_TAIL(&devargs_list, *da, next); return 0; } |