From mboxrd@z Thu Jan 1 00:00:00 1970 From: Uros Bizjak Subject: [PATCH 03/10] locking/alpha: Wire up local_try_cmpxchg Date: Sun, 5 Mar 2023 21:56:21 +0100 Message-ID: <20230305205628.27385-4-ubizjak@gmail.com> References: <20230305205628.27385-1-ubizjak@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1678049818; 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=4dp+002KTo48dpecC7Fg4F0z+wg/mF+qKQ/rqBRLLmU=; b=FJhdq7LVPwcBcvn6/riybPaEEFIp0/r+l4uien9VYX13snE+6dd2SRb+yMPMDhYYbM 3AUs+n1H+CpJ8GDv0U77dUTxE8RjQ1eWXLj+bg/IVt1gChmG7p7sJb2ClN5MKQVBKiHA NH0EMDT03tcy/lSh5xX41OU6Nskj9OCGpTzoieRFH24h3GENB49/lgCnuichf7wUhvLm YsQlX9dGfnwd59NipJUQH4HuchN0vUmHSZ5pwgrti5UGvSZ3bP144EUY6UqvAOkml+nl yVef/gktEHzCBna7fndw2/uQjOF0b5Chrheidug0MCn0y1l15A0pcTSH9l17N70mnuzK JNug== In-Reply-To: <20230305205628.27385-1-ubizjak@gmail.com> List-ID: Content-Type: text/plain; charset="us-ascii" 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 , Richard Henderson , Ivan Kokshaysky , Matt Turner Implement target specific support for local_try_cmpxchg. Cc: Richard Henderson Cc: Ivan Kokshaysky Cc: Matt Turner Signed-off-by: Uros Bizjak --- arch/alpha/include/asm/local.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/alpha/include/asm/local.h b/arch/alpha/include/asm/local.h index fab26a1c93d5..7eef027e0dde 100644 --- a/arch/alpha/include/asm/local.h +++ b/arch/alpha/include/asm/local.h @@ -54,6 +54,8 @@ static __inline__ long local_sub_return(long i, local_t * l) #define local_cmpxchg(l, o, n) \ (cmpxchg_local(&((l)->a.counter), (o), (n))) +#define local_try_cmpxchg(l, po, n) \ + (try_cmpxchg_local(&((l)->a.counter), (po), (n))) #define local_xchg(l, n) (xchg_local(&((l)->a.counter), (n))) /** -- 2.39.2