From: Waiman Long <longman@redhat.com>
To: Davidlohr Bueso <dave@stgolabs.net>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
Jan Kara <jack@suse.com>, Jeff Layton <jlayton@poochiereds.net>,
"J. Bruce Fields" <bfields@fieldses.org>,
Tejun Heo <tj@kernel.org>,
Christoph Lameter <cl@linux-foundation.org>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Andi Kleen <andi@firstfloor.org>,
Dave Chinner <dchinner@redhat.com>,
Boqun Feng <boqun.feng@gmail.com>
Subject: Re: [PATCH v8 1/6] lib/dlock-list: Distributed and lock-protected lists
Date: Wed, 1 Nov 2017 14:44:08 -0400 [thread overview]
Message-ID: <7dc0b507-fdb7-4d32-5d44-d2125409d73b@redhat.com> (raw)
In-Reply-To: <20171031213732.2nqqbdefvxxorg52@linux-n805>
On 10/31/2017 05:37 PM, Davidlohr Bueso wrote:
> On Tue, 31 Oct 2017, Waiman Long wrote:
>
>> +void dlock_lists_del(struct dlock_list_node *node)
>> +{
>> + struct dlock_list_head *head;
>> + bool retry;
>> +
>> + do {
>> + head = READ_ONCE(node->head);
>
> Boqun had previously pointed this out; you need to WRITE_ONCE()
> node->head too.
Right, I will get that into the next version of the patch.
Cheers,
Longman
next prev parent reply other threads:[~2017-11-01 18:44 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-31 18:50 [PATCH v8 0/6] vfs: Use dlock list for SB's s_inodes list Waiman Long
2017-10-31 18:50 ` [PATCH v8 1/6] lib/dlock-list: Distributed and lock-protected lists Waiman Long
2017-10-31 21:37 ` Davidlohr Bueso
2017-11-01 18:44 ` Waiman Long [this message]
2017-11-02 17:04 ` Davidlohr Bueso
2017-11-02 17:30 ` Waiman Long
2017-11-03 13:34 ` Davidlohr Bueso
2017-11-03 14:22 ` [PATCH v3] lib/dlock-list: Scale dlock_lists_empty() Davidlohr Bueso
2017-11-03 16:33 ` Waiman Long
2017-11-06 18:47 ` [PATCH v4] " Davidlohr Bueso
2017-11-06 19:06 ` Waiman Long
2017-11-07 11:59 ` Jan Kara
2017-11-07 17:59 ` Andreas Dilger
2017-11-07 18:57 ` Waiman Long
2017-11-07 19:36 ` James Bottomley
2017-11-08 2:08 ` Boqun Feng
2017-11-09 17:24 ` Davidlohr Bueso
2017-11-09 17:30 ` Peter Zijlstra
2017-11-29 15:29 ` [PATCH v8 1/6] lib/dlock-list: Distributed and lock-protected lists Davidlohr Bueso
2017-10-31 18:50 ` [PATCH v8 2/6] vfs: Remove unnecessary list_for_each_entry_safe() variants Waiman Long
2017-10-31 18:50 ` [PATCH v8 3/6] vfs: Use dlock list for superblock's inode list Waiman Long
2017-10-31 18:50 ` [PATCH v8 4/6] lib/dlock-list: Make sibling CPUs share the same linked list Waiman Long
2017-11-01 8:38 ` Jan Kara
2017-10-31 18:50 ` [PATCH v8 5/6] lib/dlock-list: Enable faster lookup with hashing Waiman Long
2017-11-01 8:40 ` Jan Kara
2017-11-01 13:16 ` Waiman Long
2017-10-31 18:51 ` [PATCH v8 6/6] lib/dlock-list: Add an IRQ-safe mode to be used in interrupt handler Waiman Long
2017-10-31 21:29 ` Davidlohr Bueso
2017-11-29 15:26 ` [PATCH v8 0/6] vfs: Use dlock list for SB's s_inodes list Davidlohr Bueso
2017-11-29 15:31 ` Waiman Long
2018-02-26 2:47 ` Dave Chinner
2018-02-26 4:05 ` Waiman Long
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