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[82.64.173.49]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-435e1354114sm40215722f8f.42.2026.02.01.10.58.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Feb 2026 10:58:31 -0800 (PST) From: hugopoggetti X-Google-Original-From: hugopoggetti To: tglx@linutronix.de Cc: mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, linux-kernel@vger.kernel.org, hugo.poggetti@epitech.eu Subject: [PATCH] x86/alternative: Replace DPRINTK with pr_debug Date: Sun, 1 Feb 2026 19:58:28 +0100 Message-ID: <20260201185828.1053981-1-hugo.poggetti@epitech.eu> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Replace the custom DPRINTK macro with the standard pr_debug() to use the kernel's standard debugging infrastructure. Signed-off-by: hugopoggetti --- arch/x86/kernel/alternative.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index 28518371d8bf..f462d47e3344 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only #define pr_fmt(fmt) "SMP alternatives: " fmt =20 +#include #include #include #include @@ -50,12 +51,6 @@ static int __init setup_noreplace_smp(char *str) } __setup("noreplace-smp", setup_noreplace_smp); =20 -#define DPRINTK(type, fmt, args...) \ -do { \ - if (debug_alternative & DA_##type) \ - printk(KERN_DEBUG pr_fmt(fmt) "\n", ##args); \ -} while (0) - #define DUMP_BYTES(type, buf, len, fmt, args...) \ do { \ if (unlikely(debug_alternative & DA_##type)) { \ @@ -603,7 +598,7 @@ void __init_or_module noinline apply_alternatives(struc= t alt_instr *start, u8 *instr, *replacement; struct alt_instr *a, *b; =20 - DPRINTK(ALT, "alt table %px, -> %px", start, end); + pr_debug("alt table %px, -> %px", start, end); =20 /* * KASAN_SHADOW_START is defined using @@ -656,7 +651,7 @@ void __init_or_module noinline apply_alternatives(struc= t alt_instr *start, continue; } =20 - DPRINTK(ALT, "feat: %d*32+%d, old: (%pS (%px) len: %d), repl: (%px, len:= %d) flags: 0x%x", + pr_debug("feat: %d*32+%d, old: (%pS (%px) len: %d), repl: (%px, len: %d)= flags: 0x%x", a->cpuid >> 5, a->cpuid & 0x1f, instr, instr, a->instrlen, @@ -974,7 +969,7 @@ void __init_or_module noinline apply_retpolines(s32 *st= art, s32 *end) continue; } =20 - DPRINTK(RETPOLINE, "retpoline at: %pS (%px) len: %d to: %pS", + pr_debug("retpoline at: %pS (%px) len: %d to: %pS", addr, addr, insn.length, addr + insn.length + insn.immediate.value); =20 @@ -1062,7 +1057,7 @@ void __init_or_module noinline apply_returns(s32 *sta= rt, s32 *end) addr, dest, 5, addr)) continue; =20 - DPRINTK(RET, "return thunk at: %pS (%px) len: %d to: %pS", + pr_debug("return thunk at: %pS (%px) len: %d to: %pS", addr, addr, insn.length, addr + insn.length + insn.immediate.value); =20 @@ -1122,7 +1117,7 @@ static void __init_or_module poison_endbr(void *addr) if (WARN_ON_ONCE(!is_endbr(addr))) return; =20 - DPRINTK(ENDBR, "ENDBR at: %pS (%px)", addr, addr); + pr_debug("ENDBR at: %pS (%px)", addr, addr); =20 /* * When we have IBT, the lack of ENDBR will trigger #CP @@ -2136,7 +2131,7 @@ void __init_or_module alternatives_smp_module_add(str= uct module *mod, smp->locks_end =3D locks_end; smp->text =3D text; smp->text_end =3D text_end; - DPRINTK(SMP, "locks %p -> %p, text %p -> %p, name %s\n", + pr_debug("locks %p -> %p, text %p -> %p, name %s\n", smp->locks, smp->locks_end, smp->text, smp->text_end, smp->name); =20 --=20 2.52.0