From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758833AbcH3M1A (ORCPT ); Tue, 30 Aug 2016 08:27:00 -0400 Received: from mail-pf0-f196.google.com ([209.85.192.196]:32804 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758748AbcH3M0d (ORCPT ); Tue, 30 Aug 2016 08:26:33 -0400 From: Geliang Tang To: Anton Vorontsov , Colin Cross , Kees Cook , Tony Luck Cc: Geliang Tang , linux-kernel@vger.kernel.org Subject: [PATCH 2/2] ramoops: use buffer_size() and buffer_start() Date: Tue, 30 Aug 2016 20:24:43 +0800 Message-Id: <984a112e60904a7bbbe046c5d9d2c1f10dfe02b6.1472559626.git.geliangtang@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <12fb7f17b91d55f53e7aa437e9a25d708a24732c.1472559626.git.geliangtang@gmail.com> References: <12fb7f17b91d55f53e7aa437e9a25d708a24732c.1472559626.git.geliangtang@gmail.com> In-Reply-To: <12fb7f17b91d55f53e7aa437e9a25d708a24732c.1472559626.git.geliangtang@gmail.com> References: <12fb7f17b91d55f53e7aa437e9a25d708a24732c.1472559626.git.geliangtang@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since buffer_size() and buffer_start() have been defined in ram_core.c, use them instead of open-coding. Signed-off-by: Geliang Tang --- fs/pstore/ram_core.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c index 76c3f80..a8500cd 100644 --- a/fs/pstore/ram_core.c +++ b/fs/pstore/ram_core.c @@ -54,7 +54,7 @@ static size_t buffer_start_add_atomic(struct persistent_ram_zone *prz, size_t a) int new; do { - old = atomic_read(&prz->buffer->start); + old = buffer_start(prz); new = old + a; while (unlikely(new >= prz->buffer_size)) new -= prz->buffer_size; @@ -69,11 +69,11 @@ static void buffer_size_add_atomic(struct persistent_ram_zone *prz, size_t a) size_t old; size_t new; - if (atomic_read(&prz->buffer->size) == prz->buffer_size) + if (buffer_size(prz) == prz->buffer_size) return; do { - old = atomic_read(&prz->buffer->size); + old = buffer_size(prz); new = old + a; if (new > prz->buffer_size) new = prz->buffer_size; @@ -91,7 +91,7 @@ static size_t buffer_start_add_locked(struct persistent_ram_zone *prz, size_t a) raw_spin_lock_irqsave(&buffer_lock, flags); - old = atomic_read(&prz->buffer->start); + old = buffer_start(prz); new = old + a; while (unlikely(new >= prz->buffer_size)) new -= prz->buffer_size; @@ -111,7 +111,7 @@ static void buffer_size_add_locked(struct persistent_ram_zone *prz, size_t a) raw_spin_lock_irqsave(&buffer_lock, flags); - old = atomic_read(&prz->buffer->size); + old = buffer_size(prz); if (old == prz->buffer_size) goto exit; -- 2.7.4