From mboxrd@z Thu Jan 1 00:00:00 1970 From: Uros Bizjak Subject: [PATCH 04/10] locking/loongarch: Wire up local_try_cmpxchg Date: Sun, 5 Mar 2023 21:56:22 +0100 Message-ID: <20230305205628.27385-5-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=1678049819; 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=INU9jJ8LcpbE/5gpRgMDZ5idqPx3BDVeD3nCNohGOeo=; b=XQpvMIoVY1hfPz50zOJm8ImET2/qnDz8SzbExbEMhUpoAodDU9gmRVk+gVHTjV41Qg fsT4F1FRmF7A4S+XdrFIPtysZCRa/bTQR+mMVthHRql0ddWfAaVTRndhUu4LdjaH5a/h 8KlHG0B61wz2981K4TkkdR2V4hn2+MJRKkT7gP/CSVcvH9wb87scRgrWmAfF44CyLv0C 7KQ7gdJyK4GAYKjVQrHW+G411c1hcshd/R81Awwd24z4tDzJctUfj7n2uU8/Xl1RWLms kVMS9xMW8nxmto2+YnnTqTHjSpJ0KGd7UBOnX+ozZ0yXsIGoN96WVnz3t7OZeXCDkIHx zcpA== 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 , Huacai Chen , WANG Xuerui , Jiaxun Yang , Jun Yi Implement target specific support for local_try_cmpxchg. Cc: Huacai Chen Cc: WANG Xuerui Cc: Jiaxun Yang Cc: Jun Yi Signed-off-by: Uros Bizjak --- arch/loongarch/include/asm/local.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/loongarch/include/asm/local.h b/arch/loongarch/include/asm/local.h index 65fbbae9fc4d..dff6bcbe4821 100644 --- a/arch/loongarch/include/asm/local.h +++ b/arch/loongarch/include/asm/local.h @@ -58,6 +58,8 @@ static inline long local_sub_return(long i, local_t *l) #define local_cmpxchg(l, o, n) \ ((long)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) (atomic_long_xchg((&(l)->a), (n))) /** -- 2.39.2