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Mon, 26 Oct 2026 11:18:48 +0000 (UTC) Received: from jmarchan-thinkpadx1carbongen9.tpbc.csb (headnet04.pony-001.prod.iad2.dc.redhat.com [10.2.32.116]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 770D01956087; Mon, 26 Oct 2026 11:18:43 +0000 (UTC) From: Jerome Marchand To: Richard Henderson , Matt Turner , Magnus Lindholm , Huacai Chen , WANG Xuerui , Thomas Bogendoerfer , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Ritesh Harjani , Shrikanth Hegde , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen Cc: linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-arch@vger.kernel.org, Jerome Marchand Subject: [PATCH 3/7] mips: Remove the unused non-atomic local_t functions Date: Mon, 26 Oct 2026 12:18:18 +0100 Message-ID: <20261026111822.458404-4-jmarchan@redhat.com> In-Reply-To: <20261026111822.458404-1-jmarchan@redhat.com> References: <20261026111822.458404-1-jmarchan@redhat.com> X-Mailing-List: linux-arch@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 While working on a fix for a tracing soft lockup, it came to my attention that __local_dec() was broken on ppc64 and other arches (it actually increment the value). My first instinct was to fix it but the fact that this function was utterly broken for so long, decades for some arches makes me thing that those functions have not been used for a long time, if ever. Anyway, they're not used now, so remove them. Signed-off-by: Jerome Marchand --- arch/mips/include/asm/local.h | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/arch/mips/include/asm/local.h b/arch/mips/include/asm/local.h index 86fc240222425..c9381e5e3eff9 100644 --- a/arch/mips/include/asm/local.h +++ b/arch/mips/include/asm/local.h @@ -176,14 +176,4 @@ local_add_unless(local_t *l, long a, long u) */ #define local_add_negative(i, l) (local_add_return(i, (l)) < 0) -/* Use these for per-cpu local_t variables: on some archs they are - * much more efficient than these naive implementations. Note they take - * a variable, not an address. - */ - -#define __local_inc(l) ((l)->a.counter++) -#define __local_dec(l) ((l)->a.counter++) -#define __local_add(i, l) ((l)->a.counter+=(i)) -#define __local_sub(i, l) ((l)->a.counter-=(i)) - #endif /* _ARCH_MIPS_LOCAL_H */ -- 2.56.0