From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jens Axboe Subject: [PATCH 4/7] writeback: get rid of task/current_is_pdflush() Date: Thu, 12 Mar 2009 15:33:45 +0100 Message-ID: <1236868428-20408-5-git-send-email-jens.axboe@oracle.com> References: <1236868428-20408-1-git-send-email-jens.axboe@oracle.com> Cc: chris.mason@oracle.com, david@fromorbit.com, npiggin@suse.de, Jens Axboe To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Return-path: Received: from brick.kernel.dk ([93.163.65.50]:40014 "EHLO kernel.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755543AbZCLOdv (ORCPT ); Thu, 12 Mar 2009 10:33:51 -0400 In-Reply-To: <1236868428-20408-1-git-send-email-jens.axboe@oracle.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: There's just a single user in the kernel and Chris says it's safe to kill. Signed-off-by: Jens Axboe --- fs/btrfs/disk-io.c | 2 +- include/linux/writeback.h | 11 ----------- 2 files changed, 1 insertions(+), 12 deletions(-) diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 3e18175..6ec80c0 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2385,7 +2385,7 @@ void btrfs_btree_balance_dirty(struct btrfs_root *root, unsigned long nr) unsigned long thresh = 32 * 1024 * 1024; tree = &BTRFS_I(root->fs_info->btree_inode)->io_tree; - if (current_is_pdflush() || current->flags & PF_MEMALLOC) + if (current->flags & PF_MEMALLOC) return; num_dirty = count_range_bits(tree, &start, (u64)-1, diff --git a/include/linux/writeback.h b/include/linux/writeback.h index 724327b..f96fea3 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -14,17 +14,6 @@ extern struct list_head inode_in_use; extern struct list_head inode_unused; /* - * Yes, writeback.h requires sched.h - * No, sched.h is not included from here. - */ -static inline int task_is_pdflush(struct task_struct *task) -{ - return task->flags & PF_FLUSHER; -} - -#define current_is_pdflush() task_is_pdflush(current) - -/* * fs/fs-writeback.c */ enum writeback_sync_modes { -- 1.6.2