From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org,
linux-rt-users <linux-rt-users@vger.kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Carsten Emde <C.Emde@osadl.org>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
John Kacur <jkacur@redhat.com>,
Paul Gortmaker <paul.gortmaker@windriver.com>,
Julia Cartwright <julia@ni.com>,
Daniel Wagner <daniel.wagner@siemens.com>,
tom.zanussi@linux.intel.com, Alex Shi <alex.shi@linaro.org>,
stable-rt@vger.kernel.org
Subject: [PATCH RT 1/9] Revert "fs: jbd2: pull your plug when waiting for space"
Date: Fri, 01 Dec 2017 20:36:59 -0500 [thread overview]
Message-ID: <20171202013711.424595897@goodmis.org> (raw)
In-Reply-To: 20171202013658.149533964@goodmis.org
[-- Attachment #1: 0001-Revert-fs-jbd2-pull-your-plug-when-waiting-for-space.patch --]
[-- Type: text/plain, Size: 1046 bytes --]
4.4.102-rt117-rc1 stable review patch.
If anyone has any objections, please let me know.
------------------
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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 <bigeasy@linutronix.de>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
---
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
next prev parent reply other threads:[~2017-12-02 1:36 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-02 1:36 [PATCH RT 0/9] Linux 4.4.102-rt117-rc1 Steven Rostedt
2017-12-02 1:36 ` Steven Rostedt [this message]
2017-12-04 8:45 ` [PATCH RT 1/9] Revert "fs: jbd2: pull your plug when waiting for space" Sebastian Andrzej Siewior
2017-12-08 18:15 ` Steven Rostedt
2017-12-11 15:37 ` Sebastian Andrzej Siewior
2017-12-11 15:53 ` Steven Rostedt
2017-12-11 16:02 ` Sebastian Andrzej Siewior
2017-12-02 1:37 ` [PATCH RT 2/9] cpu_pm: replace raw_notifier to atomic_notifier Steven Rostedt
2017-12-02 1:37 ` [PATCH RT 3/9] kernel/hrtimer: migrate deferred timer on CPU down Steven Rostedt
2017-12-02 1:37 ` [PATCH RT 4/9] kernel/hrtimer: dont wakeup a process while holding the hrtimer base lock Steven Rostedt
2017-12-02 1:37 ` [PATCH RT 5/9] kernel/hrtimer/hotplug: dont wake ktimersoftd " Steven Rostedt
2017-12-02 1:37 ` [PATCH RT 6/9] Bluetooth: avoid recursive locking in hci_send_to_channel() Steven Rostedt
2017-12-02 1:37 ` [PATCH RT 7/9] rt/locking: allow recursive local_trylock() Steven Rostedt
2017-12-02 1:37 ` [PATCH RT 8/9] net: use trylock in icmp_sk Steven Rostedt
2017-12-02 1:37 ` [PATCH RT 9/9] Linux 4.4.102-rt117-rc1 Steven Rostedt
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