From: Josh Poimboeuf Date: Fri, 28 Mar 2025 05:04:22 +0000 (-0700) Subject: objtool: Fix STACK_FRAME_NON_STANDARD for cold subfunctions X-Git-Tag: v6.15-rc1~60^2~12 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=b5e2cc57f551a1a1e2c0ea36f77c1e26d3d13c35;p=linux-block.git objtool: Fix STACK_FRAME_NON_STANDARD for cold subfunctions The recent STACK_FRAME_NON_STANDARD refactoring forgot about .cold subfunctions. They must also be ignored. Fixes the following warning: drivers/gpu/drm/vmwgfx/vmwgfx_msg.o: warning: objtool: vmw_recv_msg.cold+0x0: unreachable instruction Fixes: c84301d706c5 ("objtool: Ignore entire functions rather than instructions") Signed-off-by: Josh Poimboeuf Signed-off-by: Ingo Molnar Link: https://lore.kernel.org/r/70a09ec0b0704398b2bbfb3153ce3d7cb8a381be.1743136205.git.jpoimboe@kernel.org --- diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 29de1709ea00..fff9d7a2947a 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -1014,6 +1014,8 @@ static int add_ignores(struct objtool_file *file) } func->ignore = true; + if (func->cfunc) + func->cfunc->ignore = true; } return 0;