[{"id":3645486,"web_url":"http://patchwork.ozlabs.org/comment/3645486/","msgid":"<177015315308.1503561.5332802023106536789.b4-ty@konsulko.com>","list_archive_url":null,"date":"2026-02-03T21:12:33","subject":"Re: [PATCH v2] x86: cpu: Fix crash on FTRACE enabled builds","submitter":{"id":65875,"url":"http://patchwork.ozlabs.org/api/people/65875/","name":"Tom Rini","email":"trini@konsulko.com"},"content":"On Mon, 15 Dec 2025 09:16:39 +0100, Patrick Rudolph wrote:\n\n> When compiled with FTRACE=1 U-boot will crash as %rdi is clobbered\n> in board_init_f_alloc_reserve() and board_init_f_init_reserve() will\n> memset the .text segment instead of the global_data struct.\n> \n> According to the System V AMD64 ABI %rdi is not preserved and the\n> existing code only worked as board_init_f_alloc_reserve() was small\n> enough to not use %rdi.\n> \n> [...]\n\nApplied to u-boot/master, thanks!\n\n[1/1] x86: cpu: Fix crash on FTRACE enabled builds\n commit: a8d982e1f1726254ef27bbdf362f98954ee3feb7","headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=konsulko.com header.i=@konsulko.com header.a=rsa-sha256\n header.s=google header.b=d14mkwpl;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; 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