Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next

[linux-2.6-microblaze.git] / tools / lib / bpf / libbpf_internal.h

diff --git a/tools/lib/bpf/libbpf_internal.h b/tools/lib/bpf/libbpf_internal.h
index 9cd7829..4135ae0 100644 (file)
--- a/tools/lib/bpf/libbpf_internal.h
+++ b/tools/lib/bpf/libbpf_internal.h
@@ -108,9 +108,9 @@ static inline bool str_has_sfx(const char *str, const char *sfx)
        size_t str_len = strlen(str);
        size_t sfx_len = strlen(sfx);
 
-       if (sfx_len <= str_len)
-               return strcmp(str + str_len - sfx_len, sfx);
-       return false;
+       if (sfx_len > str_len)
+               return false;
+       return strcmp(str + str_len - sfx_len, sfx) == 0;
 }
 
 /* Symbol versioning is different between static and shared library.
@@ -352,6 +352,8 @@ enum kern_feature_id {
        FEAT_BPF_COOKIE,
        /* BTF_KIND_ENUM64 support and BTF_KIND_ENUM kflag support */
        FEAT_BTF_ENUM64,
+       /* Kernel uses syscall wrapper (CONFIG_ARCH_HAS_SYSCALL_WRAPPER) */
+       FEAT_SYSCALL_WRAPPER,
        __FEAT_CNT,
 };