diff options
Diffstat (limited to 'drivers/infiniband/core/cache.c')
| -rw-r--r-- | drivers/infiniband/core/cache.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c index 4a2968b1cf56..92cadbddbe49 100644 --- a/drivers/infiniband/core/cache.c +++ b/drivers/infiniband/core/cache.c @@ -140,6 +140,30 @@ const char *ib_cache_gid_type_str(enum ib_gid_type gid_type) } EXPORT_SYMBOL(ib_cache_gid_type_str); +int ib_cache_gid_parse_type_str(const char *buf) +{ + unsigned int i; + size_t len; + int err = -EINVAL; + + len = strlen(buf); + if (len == 0) + return -EINVAL; + + if (buf[len - 1] == '\n') + len--; + + for (i = 0; i < ARRAY_SIZE(gid_type_str); ++i) + if (gid_type_str[i] && !strncmp(buf, gid_type_str[i], len) && + len == strlen(gid_type_str[i])) { + err = i; + break; + } + + return err; +} +EXPORT_SYMBOL(ib_cache_gid_parse_type_str); + /* This function expects that rwlock will be write locked in all * scenarios and that lock will be locked in sleep-able (RoCE) * scenarios. |