From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=170.10.133.124 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793013531; b=2L1dU61GSq21mDknUM9xtEQUwGWlnd+L8iELyvtNzo8pcZQWxbAZwBWWTWeAj1lE7C/1 RKtFSPzeKriJAgsbq3qH8mSjDmHP5QNBhtnXkJuIGQVGw22TT2WSTpbwjwri30LWOZjRl dRTysUmKwUtWK4trPotNpiotePPcXwuymB78PJUxut7dqzT5ScXj4ku39fP5CjX0kjUk6 1lOIalgUm+855SWb9o8JYmol0at3M81XjThBtGrJ5g9nahbOOxoD6lKghMYG5cBe/mfh9 e5v1u+XRUBUQq06GwdE0wNZMJk5F65BDUHnUxCwSMoS89eohtBVHL3HYVFNu6EWCiqA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793013531; h=DMARC-Filter:DKIM-Signature:Received:X-MC-Unique: X-Mimecast-MFC-AGG-ID:Received:Received:From:To:Cc:Subject:Date: Message-ID:In-Reply-To:References:MIME-Version: Content-Transfer-Encoding:X-Scanned-By; bh=WoLSU0BjIbmp7+7g1f+xo2mz3fVrgAdefYVwWYlLpDI=; b=yD+gV5UEvRK4+HDmPabOrS7kFaAgQf4hPzV1xk+uemEcTBCz/Lx7U/DlM+nfwpnsG6yI 9YMhn9aZehl274WtuZkB5yTKsCINKMFC4H+3m1gV9/R0quw0KhZyjP+5iLILOQzE77uGY wm8FF/O49Rn5F6YeS9Vhu+RzSdSXQgXqrOAN+4ELUHEGWWD5LreHUBGUXy1PomxkJ/S2f G6mRI2uLc67iosVOAC0oY/OGV/sG+3DMS4czXEATuF3gd8O2OGaPsNbZRCCV77bSI2TYa /+G54LZokc4CtWiwcWVLFG64fbMq1Xif9khFyD7djaxnciGa7RnmY7TiZs484ZC9YLA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=PdLc5n3R; arc=none smtp.remote-ip=170.10.133.124 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 731FB606A31F for ; Mon, 26 Oct 2026 11:18:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 731FB606A31F Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=PdLc5n3R DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1793013530; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=WoLSU0BjIbmp7+7g1f+xo2mz3fVrgAdefYVwWYlLpDI=; b=PdLc5n3RAaMgr8V+/CQYPA69S+XNN+a5Vir6qSL2/dOHiGaYAm3xuCkN4M56n5bkWpoU3h 2rGx+9h4l/lM1MbIr0ExzBxHNOvJboVlU7a5DhQrgj9lHGpZtNyZU800PJHNoJutGxzHKI 6rz/gOxXz0r7LNVix8DAztcZqSRwjn0= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-230-DPmm086NN1yVCgZEC1vTsQ-1; Mon, 26 Oct 2026 07:18:46 -0400 X-MC-Unique: DPmm086NN1yVCgZEC1vTsQ-1 X-Mimecast-MFC-AGG-ID: DPmm086NN1yVCgZEC1vTsQ_1793013523 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 0BB43180059F; Mon, 26 Oct 2026 11:18:43 +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 5B64E1956087; Mon, 26 Oct 2026 11:18:37 +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 2/7] loongarch: Remove the unused non-atomic local_t functions Date: Mon, 26 Oct 2026 12:18:17 +0100 Message-ID: <20261026111822.458404-3-jmarchan@redhat.com> In-Reply-To: <20261026111822.458404-1-jmarchan@redhat.com> References: <20261026111822.458404-1-jmarchan@redhat.com> X-Mailing-List: linux-kernel@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/loongarch/include/asm/local.h | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/arch/loongarch/include/asm/local.h b/arch/loongarch/include/asm/local.h index 2d118b1a060e4..d649b9867ba25 100644 --- a/arch/loongarch/include/asm/local.h +++ b/arch/loongarch/include/asm/local.h @@ -175,14 +175,4 @@ 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_LOONGARCH_LOCAL_H */ -- 2.56.0