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Sun, 14 Jun 2026 09:59:12 -0700 (PDT) From: Zhenzhong Wu To: bpf@vger.kernel.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, andrii@kernel.org, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, kpsingh@kernel.org, haoluo@google.com, jolsa@kernel.org, menglong8.dong@gmail.com, eddyz87@gmail.com, shung-hsi.yu@suse.com, stable@vger.kernel.org, mykolal@fb.com, tamird@kernel.org Subject: [PATCH stable 6.6.y v3 4/4] selftests/bpf: Update comments find_equal_scalars->sync_linked_regs Date: Mon, 15 Jun 2026 00:58:41 +0800 Message-ID: <3b5b6d9879fac3fb22b76c8249bd7c71609e1c39.1781194510.git.jt26wzz@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Eduard Zingerman [ Upstream commit cfbf25481d6dec0089c99c9d33a2ea634fe8f008 ] find_equal_scalars() is renamed to sync_linked_regs(), this commit updates existing references in the selftests comments. Signed-off-by: Eduard Zingerman Signed-off-by: Andrii Nakryiko Link: https://lore.kernel.org/bpf/20240718202357.1746514-5-eddyz87@gmail.com [ zhenzhong: only two pre-existing comments still needed updating in 6.6.y. ] Signed-off-by: Zhenzhong Wu --- tools/testing/selftests/bpf/progs/verifier_spill_fill.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/bpf/progs/verifier_spill_fill.c b/tools/testing/selftests/bpf/progs/verifier_spill_fill.c index 1f71f596d..07a2527a8 100644 --- a/tools/testing/selftests/bpf/progs/verifier_spill_fill.c +++ b/tools/testing/selftests/bpf/progs/verifier_spill_fill.c @@ -392,7 +392,7 @@ __naked void spill_32bit_of_64bit_fail(void) *(u32*)(r10 - 8) = r1; \ /* 32-bit fill r2 from stack. */ \ r2 = *(u32*)(r10 - 8); \ - /* Compare r2 with another register to trigger find_equal_scalars.\ + /* Compare r2 with another register to trigger sync_linked_regs.\ * Having one random bit is important here, otherwise the verifier cuts\ * the corners. If the ID was mistakenly preserved on spill, this would\ * cause the verifier to think that r1 is also equal to zero in one of\ @@ -431,7 +431,7 @@ __naked void spill_16bit_of_32bit_fail(void) *(u16*)(r10 - 8) = r1; \ /* 16-bit fill r2 from stack. */ \ r2 = *(u16*)(r10 - 8); \ - /* Compare r2 with another register to trigger find_equal_scalars.\ + /* Compare r2 with another register to trigger sync_linked_regs.\ * Having one random bit is important here, otherwise the verifier cuts\ * the corners. If the ID was mistakenly preserved on spill, this would\ * cause the verifier to think that r1 is also equal to zero in one of\ -- 2.43.0