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From: Roman Gushchin <guro@fb.com>
To: "Uladzislau Rezki (Sony)" <urezki@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Hillf Danton <hdanton@sina.com>, Michal Hocko <mhocko@suse.com>,
Matthew Wilcox <willy@infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
Thomas Garnier <thgarnie@google.com>,
Oleksiy Avramchenko <oleksiy.avramchenko@sonymobile.com>,
Steven Rostedt <rostedt@goodmis.org>,
Joel Fernandes <joelaf@google.com>,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
Tejun Heo <tj@kernel.org>
Subject: Re: [PATCH v3 3/4] mm/vmap: get rid of one single unlink_va() when merge
Date: Tue, 28 May 2019 22:45:05 +0000 [thread overview]
Message-ID: <20190528224501.GH27847@tower.DHCP.thefacebook.com> (raw)
In-Reply-To: <20190527093842.10701-4-urezki@gmail.com>
On Mon, May 27, 2019 at 11:38:41AM +0200, Uladzislau Rezki (Sony) wrote:
> It does not make sense to try to "unlink" the node that is
> definitely not linked with a list nor tree. On the first
> merge step VA just points to the previously disconnected
> busy area.
>
> On the second step, check if the node has been merged and do
> "unlink" if so, because now it points to an object that must
> be linked.
>
> Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
> Acked-by: Hillf Danton <hdanton@sina.com>
Reviewed-by: Roman Gushchin <guro@fb.com>
Thanks!
next prev parent reply other threads:[~2019-05-28 22:46 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-27 9:38 [PATCH v3 0/4] Some cleanups for the KVA/vmalloc Uladzislau Rezki (Sony)
2019-05-27 9:38 ` [PATCH v3 1/4] mm/vmap: remove "node" argument Uladzislau Rezki (Sony)
2019-05-28 22:33 ` Roman Gushchin
2019-05-27 9:38 ` [PATCH v3 2/4] mm/vmap: preload a CPU with one object for split purpose Uladzislau Rezki (Sony)
2019-05-28 22:42 ` Roman Gushchin
2019-05-29 14:27 ` Uladzislau Rezki
2019-05-29 16:34 ` Roman Gushchin
2019-06-03 17:53 ` Uladzislau Rezki
2019-06-03 20:53 ` Uladzislau Rezki
2019-06-03 21:06 ` Roman Gushchin
2019-05-27 9:38 ` [PATCH v3 3/4] mm/vmap: get rid of one single unlink_va() when merge Uladzislau Rezki (Sony)
2019-05-28 22:45 ` Roman Gushchin [this message]
2019-05-27 9:38 ` [PATCH v3 4/4] mm/vmap: move BUG_ON() check to the unlink_va() Uladzislau Rezki (Sony)
2019-05-27 12:59 ` Steven Rostedt
2019-05-27 14:02 ` Uladzislau Rezki
2019-05-28 22:50 ` Roman Gushchin
2019-05-29 13:58 ` Uladzislau Rezki
2019-05-29 16:26 ` Roman Gushchin
2019-06-03 17:35 ` Uladzislau Rezki
2019-06-03 20:30 ` Roman Gushchin
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