!128 [sync] PR-127: 回合补丁，修复libbpf.so未导出bpf_program__pin_instance符号的问题

From: @openeuler-sync-bot 
Reviewed-by: @nlgwcy 
Signed-off-by: @nlgwcy

backport-libbpf-Modify-the-function-name-in-libbpf.c-to-match.patch

@@ -0,0 +1,30 @@
+From e399146fd1e0fd033be8d54da0bf7b621d5379a6 Mon Sep 17 00:00:00 2001
+From: jinzhiguang <jinzhiguang@kylinos.cn>
+Date: Wed, 3 Apr 2024 17:07:36 +0800
+Subject: [PATCH 1/3] libbpf: Modify the function name in libbpf.c, to match
+ the symbols in the libbpf.map file
+
+Change the function name bpf_object__pin_instance to bpf_program__pin_instance,
+so that the symbol can be found in the .so file.
+
+Signed-off-by: jinzhiguang <jinzhiguang@kylinos.cn>
+---
+ src/libbpf.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/libbpf.c b/src/libbpf.c
+index ef7f302..4df5147 100644
+--- a/src/libbpf.c
++++ b/src/libbpf.c
+@@ -8047,7 +8047,7 @@ static int bpf_program_unpin_instance(struct bpf_program *prog, const char *path
+ }
+ 
+ __attribute__((alias("bpf_program_pin_instance")))
+-int bpf_object__pin_instance(struct bpf_program *prog, const char *path, int instance);
++int bpf_program__pin_instance(struct bpf_program *prog, const char *path, int instance);
+ 
+ __attribute__((alias("bpf_program_unpin_instance")))
+ int bpf_program__unpin_instance(struct bpf_program *prog, const char *path, int instance);
+-- 
+2.27.0
+

libbpf.spec

@@ -4,7 +4,7 @@
 
 Name:           %{githubname}
 Version:        %{githubver}
-Release:        12
+Release:        13
 Summary:        Libbpf library
 
 License:        LGPLv2 or BSD
@@ -41,6 +41,7 @@ Patch0024:      backport-libbpf-make-RINGBUF-map-size-adjustments-more-eagerly.p
 Patch0025:      backport-libbpf-Fix-NULL-pointer-dereference-in_bpf_object__c.patch
 Patch0026:      backport-libbpf-Fix-str_has_sfxs-return-value.patch
 Patch0027:      backport-libbpf-Initialize-err-in-probe_map_create.patch
+Patch0028:      backport-libbpf-Modify-the-function-name-in-libbpf.c-to-match.patch
 
 # This package supersedes libbpf from kernel-tools,
 # which has default Epoch: 0. By having Epoch: 1
@@ -93,6 +94,10 @@ developing applications that use %{name}
 %{_libdir}/libbpf.a
 
 %changelog
+* Sun Apr 28 2024 jinzhiguang <jinzhiguang@kylinos.cn> - 2:0.8.1-13
+- backport patch from upstream:
+  backport-libbpf-Modify-the-function-name-in-libbpf.c-to-match.patch
+
 * Mon Apr 15 2024 zhangmingyi <zhangmingyi5@huawei.com> 2:0.8.1-12
 - backport patches from upstream:
   backport-libbpf-Fix-NULL-pointer-dereference-in_bpf_object__c.patch