Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755529Ab3FRLfC (ORCPT ); Tue, 18 Jun 2013 07:35:02 -0400 Received: from e23smtp03.au.ibm.com ([202.81.31.145]:55198 "EHLO e23smtp03.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755047Ab3FRLeH (ORCPT ); Tue, 18 Jun 2013 07:34:07 -0400 From: Wanpeng Li To: Andrew Morton Cc: Michal Hocko , David Rientjes , "Kirill A. Shutemov" , Fengguang Wu , Rik van Riel , Andrew Shewmaker , Jiri Kosina , Namjae Jeon , Jan Kara , Tejun Heo , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Wanpeng Li Subject: [PATCH v3 3/6] mm/writeback: commit reason of WB_REASON_FORKER_THREAD mismatch name Date: Tue, 18 Jun 2013 19:33:39 +0800 Message-Id: <1371555222-22678-3-git-send-email-liwanp@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1371555222-22678-1-git-send-email-liwanp@linux.vnet.ibm.com> References: <1371555222-22678-1-git-send-email-liwanp@linux.vnet.ibm.com> X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13061811-6102-0000-0000-000003B84FCE Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1263 Lines: 35 After commit 839a8e86("writeback: replace custom worker pool implementation with unbound workqueue"), there is no bdi forker thread any more. However, WB_REASON_FORKER_THREAD is still used due to it is somewhat userland visible and we won't be exposing exactly the same information with just a different name. Signed-off-by: Wanpeng Li --- include/linux/writeback.h | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/include/linux/writeback.h b/include/linux/writeback.h index 8b5cec4..ac73a9d 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -47,6 +47,11 @@ enum wb_reason { WB_REASON_LAPTOP_TIMER, WB_REASON_FREE_MORE_MEM, WB_REASON_FS_FREE_SPACE, +/* + * There is no bdi forker thread any more and works are done by emergency + * worker, however, this is somewhat userland visible and we'll be exposing + * exactly the same information, so it has a mismatch name. + */ WB_REASON_FORKER_THREAD, WB_REASON_MAX, -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/