From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ed1-f47.google.com (mail-ed1-f47.google.com [209.85.208.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8455D3C34 for ; Sun, 5 Mar 2023 20:57:07 +0000 (UTC) Received: by mail-ed1-f47.google.com with SMTP id g3so30877636eda.1 for ; Sun, 05 Mar 2023 12:57:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1678049825; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=oXoBl7+op9aWSq5Dkg0e/fVhHu4Qq2D4107mPK7NLLs=; b=NXbVUoifiR5f9wJbmip3eWTWXYXEwmyaIdEBNnfCyRdyAk7zaaXRY0sYnfJRGWuLAS g8x59fLsFLmo5M3Ik3s/tk1KKBZCczl1Fgw42WTZOWS04DzPYnwi4w55o7h+c+eVefjA yGaHfjFFSAxNqbiQZpqt3i+u6y2V2BkU7O67/5ecoxTFpwzclUj8SQCgKdL2w7dE53dA 5xMBuutmSq1NOS9h1Fdt7g9A/4eDJZHogsS6RiAAuXcSEX6dnzhJIQ7F1HTmc/YOQoP6 jsa1rwU2ODNFy+VyW2rjw0v/ilyUvuIGQPs1yrtAiQeKZDT2jOBr7m4vLNyVajzwbMKC dB9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678049825; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=oXoBl7+op9aWSq5Dkg0e/fVhHu4Qq2D4107mPK7NLLs=; b=0NQ0Px66PX0t5ZLoZnu7nBjg6cnJ5nx5uN0xYDuGJBwzLswZEXN217mgJtv4sAfLE4 vvZNnO3B9Imk74RY+6LkfMTuq/L4he9fjLUbCcRzIcxqqbq5s7qycZhckYJE32z1ZKAv i2c5JvHMSL4vH2z4F7XLNaUsZXMhS3n7QpAgZg03mfgmY+B9OOeVoagUzRAEls0ii3l6 Ntjn/EwGSRv5hbr/9u7MggAr0mEobv9BkswCjJ2m2HUYkJJ4thvRoIYf6+P6s/8och5R DpOLyRkFdWGXFyZgwFQLPOir/dRiQ4oq3kww9h+PemJm5fRV5mbqfb/XUuP+zKQj145L Pvew== X-Gm-Message-State: AO0yUKXgwuw2DHOtpy4SLsfIy19GoLt+QWgQmwefB8AOgdn1LPAPFV9e r7FNNVOdc3reUy1AY9DqMSs= X-Google-Smtp-Source: AK7set82bFu6nQYw7chShTqd/Oc7Lhw2Ixl//LUdtfoQSZu7/ZtYQcw9c6CERUPnPhuuiN2uS3xPww== X-Received: by 2002:a17:907:8c8a:b0:8ee:babc:d2dd with SMTP id td10-20020a1709078c8a00b008eebabcd2ddmr7854988ejc.18.1678049825779; Sun, 05 Mar 2023 12:57:05 -0800 (PST) Received: from localhost.localdomain ([46.248.82.114]) by smtp.gmail.com with ESMTPSA id ay24-20020a170906d29800b0090953b9da51sm3615436ejb.194.2023.03.05.12.57.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 05 Mar 2023 12:57:05 -0800 (PST) From: Uros Bizjak To: 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, linux-perf-users@vger.kernel.org Cc: Uros Bizjak , Arnd Bergmann Subject: [PATCH 08/10] locking/generic: Wire up local{,64}_try_cmpxchg Date: Sun, 5 Mar 2023 21:56:26 +0100 Message-Id: <20230305205628.27385-9-ubizjak@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230305205628.27385-1-ubizjak@gmail.com> References: <20230305205628.27385-1-ubizjak@gmail.com> Precedence: bulk X-Mailing-List: loongarch@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Implement generic support for local{,64}_try_cmpxchg. Cc: Arnd Bergmann Signed-off-by: Uros Bizjak --- include/asm-generic/local.h | 1 + include/asm-generic/local64.h | 2 ++ 2 files changed, 3 insertions(+) diff --git a/include/asm-generic/local.h b/include/asm-generic/local.h index fca7f1d84818..7f97018df66f 100644 --- a/include/asm-generic/local.h +++ b/include/asm-generic/local.h @@ -42,6 +42,7 @@ typedef struct #define local_inc_return(l) atomic_long_inc_return(&(l)->a) #define local_cmpxchg(l, o, n) atomic_long_cmpxchg((&(l)->a), (o), (n)) +#define local_try_cmpxchg(l, po, n) atomic_long_try_cmpxchg((&(l)->a), (po), (n)) #define local_xchg(l, n) atomic_long_xchg((&(l)->a), (n)) #define local_add_unless(l, _a, u) atomic_long_add_unless((&(l)->a), (_a), (u)) #define local_inc_not_zero(l) atomic_long_inc_not_zero(&(l)->a) diff --git a/include/asm-generic/local64.h b/include/asm-generic/local64.h index 765be0b7d883..54b91e93ae76 100644 --- a/include/asm-generic/local64.h +++ b/include/asm-generic/local64.h @@ -43,6 +43,7 @@ typedef struct { #define local64_inc_return(l) local_inc_return(&(l)->a) #define local64_cmpxchg(l, o, n) local_cmpxchg((&(l)->a), (o), (n)) +#define local64_try_cmpxchg(l, po, n) local_try_cmpxchg((&(l)->a), (po), (n)) #define local64_xchg(l, n) local_xchg((&(l)->a), (n)) #define local64_add_unless(l, _a, u) local_add_unless((&(l)->a), (_a), (u)) #define local64_inc_not_zero(l) local_inc_not_zero(&(l)->a) @@ -81,6 +82,7 @@ typedef struct { #define local64_inc_return(l) atomic64_inc_return(&(l)->a) #define local64_cmpxchg(l, o, n) atomic64_cmpxchg((&(l)->a), (o), (n)) +#define local64_try_cmpxchg(l, po, n) atomic64_try_cmpxchg((&(l)->a), (po), (n)) #define local64_xchg(l, n) atomic64_xchg((&(l)->a), (n)) #define local64_add_unless(l, _a, u) atomic64_add_unless((&(l)->a), (_a), (u)) #define local64_inc_not_zero(l) atomic64_inc_not_zero(&(l)->a) -- 2.39.2