From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Rostedt Subject: [PATCH RT 1/9] Revert "fs: jbd2: pull your plug when waiting for space" Date: Fri, 01 Dec 2017 20:36:59 -0500 Message-ID: <20171202013711.424595897@goodmis.org> References: <20171202013658.149533964@goodmis.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Cc: Thomas Gleixner , Carsten Emde , Sebastian Andrzej Siewior , John Kacur , Paul Gortmaker , Julia Cartwright , Daniel Wagner , tom.zanussi@linux.intel.com, Alex Shi , stable-rt@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-rt-users Return-path: Content-Disposition: inline; filename=0001-Revert-fs-jbd2-pull-your-plug-when-waiting-for-space.patch Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-rt-users.vger.kernel.org 4.4.102-rt117-rc1 stable review patch. If anyone has any objections, please let me know. ------------------ From: Sebastian Andrzej Siewior This reverts commit "fs: jbd2: pull your plug when waiting for space". This was a duct-tape fix which shouldn't be needed since commit "locking/rt-mutex: fix deadlock in device mapper / block-IO". Cc: stable-rt@vger.kernel.org Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Steven Rostedt (VMware) --- fs/jbd2/checkpoint.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c index 6e18a06aaabe..684996c8a3a4 100644 --- a/fs/jbd2/checkpoint.c +++ b/fs/jbd2/checkpoint.c @@ -116,8 +116,6 @@ void __jbd2_log_wait_for_space(journal_t *journal) nblocks = jbd2_space_needed(journal); while (jbd2_log_space_left(journal) < nblocks) { write_unlock(&journal->j_state_lock); - if (current->plug) - io_schedule(); mutex_lock(&journal->j_checkpoint_mutex); /* -- 2.13.2