diff mbox series

[v6,bpf-next,6/8] bpf: Add bpf_rbtree_{add,remove,first} decls to bpf_experimental.h

Message ID 20230214004017.2534011-7-davemarchevsky@fb.com (mailing list archive)
State Accepted
Commit c834df847ee60eeb678171eb0f1e59f611c62a99
Delegated to: BPF
Headers show
Series BPF rbtree next-gen datastructure | expand

Checks

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bpf/vmtest-bpf-next-VM_Test-23 fail Logs for test_progs_no_alu32 on x86_64 with llvm-16
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bpf/vmtest-bpf-next-VM_Test-37 success Logs for test_verifier on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-38 fail Logs for test_verifier on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-36 success Logs for test_verifier on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-21 fail Logs for test_progs_no_alu32 on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-26 success Logs for test_progs_no_alu32_parallel on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-16 fail Logs for test_progs on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-31 success Logs for test_progs_parallel on s390x with gcc
netdev/tree_selection success Clearly marked for bpf-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers warning 11 maintainers not CCed: linux-kselftest@vger.kernel.org john.fastabend@gmail.com sdf@google.com shuah@kernel.org jolsa@kernel.org song@kernel.org martin.lau@linux.dev mykolal@fb.com haoluo@google.com yhs@fb.com kpsingh@kernel.org
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch warning CHECK: extern prototypes should be avoided in .h files WARNING: line length of 99 exceeds 80 columns WARNING: please, no space before tabs
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
bpf/vmtest-bpf-next-PR fail PR summary
bpf/vmtest-bpf-next-VM_Test-11 success Logs for test_maps on s390x with gcc

Commit Message

Dave Marchevsky Feb. 14, 2023, 12:40 a.m. UTC 
These kfuncs will be used by selftests in following patches

Signed-off-by: Dave Marchevsky <davemarchevsky@fb.com>
---
 .../testing/selftests/bpf/bpf_experimental.h  | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)
diff mbox series

Patch

diff --git a/tools/testing/selftests/bpf/bpf_experimental.h b/tools/testing/selftests/bpf/bpf_experimental.h
index 424f7bbbfe9b..dbd2c729781a 100644
--- a/tools/testing/selftests/bpf/bpf_experimental.h
+++ b/tools/testing/selftests/bpf/bpf_experimental.h
@@ -65,4 +65,28 @@  extern struct bpf_list_node *bpf_list_pop_front(struct bpf_list_head *head) __ks
  */
 extern struct bpf_list_node *bpf_list_pop_back(struct bpf_list_head *head) __ksym;
 
+/* Description
+ *	Remove 'node' from rbtree with root 'root'
+ * Returns
+ * 	Pointer to the removed node, or NULL if 'root' didn't contain 'node'
+ */
+extern struct bpf_rb_node *bpf_rbtree_remove(struct bpf_rb_root *root,
+					     struct bpf_rb_node *node) __ksym;
+
+/* Description
+ *	Add 'node' to rbtree with root 'root' using comparator 'less'
+ * Returns
+ *	Nothing
+ */
+extern void bpf_rbtree_add(struct bpf_rb_root *root, struct bpf_rb_node *node,
+			   bool (less)(struct bpf_rb_node *a, const struct bpf_rb_node *b)) __ksym;
+
+/* Description
+ *	Return the first (leftmost) node in input tree
+ * Returns
+ *	Pointer to the node, which is _not_ removed from the tree. If the tree
+ *	contains no nodes, returns NULL.
+ */
+extern struct bpf_rb_node *bpf_rbtree_first(struct bpf_rb_root *root) __ksym;
+
 #endif