From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753215AbbJTPOL (ORCPT ); Tue, 20 Oct 2015 11:14:11 -0400 Received: from mail-pa0-f45.google.com ([209.85.220.45]:34637 "EHLO mail-pa0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752628AbbJTPOF (ORCPT ); Tue, 20 Oct 2015 11:14:05 -0400 From: Ming Lei To: Jens Axboe , linux-kernel@vger.kernel.org Cc: Ming Lin , Kent Overstreet , Christoph Hellwig , Jeff Moyer Subject: [PATCH v2 0/7] block: some misc changes Date: Tue, 20 Oct 2015 23:13:50 +0800 Message-Id: <1445354037-27000-1-git-send-email-ming.lei@canonical.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, The 1st patch is one fix for automatic flush plug in case of nomerge queue. The following four patches are optimizations related with bio splitting. The 6th patch is one fix for using trace_block_plug(). The 7th patch is to mark ctx as pending at batch in flush plug path. V2: - Jeff found one issue about automatic flush plug in case of nomerge queue, and fix it in 1/1 V1: - 3/6: don't check bio_mergeable() in blk_mq_attempt_merge() - 4/6: check bio_mergeable() for non-mq too - 5/6: new patch for fixing using trace_block_plug() block/blk-core.c | 32 +++++++++++++++++++++++++++++--- block/blk-merge.c | 32 +++++++++++++++++++++++++------- block/blk-mq.c | 31 +++++++++++++++++++++---------- block/blk.h | 1 + block/elevator.c | 2 +- 5 files changed, 77 insertions(+), 21 deletions(-) Thanks, Ming