From: Johannes Weiner <hannes@cmpxchg.org>
To: Shakeel Butt <shakeel.butt@linux.dev>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Michal Hocko <mhocko@kernel.org>,
Roman Gushchin <roman.gushchin@linux.dev>,
Muchun Song <muchun.song@linux.dev>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Meta kernel team <kernel-team@meta.com>,
cgroups@vger.kernel.org, Matthew Wilcox <willy@infradead.org>
Subject: Re: [PATCH] memcg: replace memcg ID idr with xarray
Date: Fri, 9 Aug 2024 16:23:25 -0400 [thread overview]
Message-ID: <20240809202325.GA2157603@cmpxchg.org> (raw)
In-Reply-To: <20240809172618.2946790-1-shakeel.butt@linux.dev>
On Fri, Aug 09, 2024 at 10:26:18AM -0700, Shakeel Butt wrote:
> At the moment memcg IDs are managed through IDR which requires external
> synchronization mechanisms and makes the allocation code a bit awkward.
> Let's switch to xarray and make the code simpler.
>
> Suggested-by: Matthew Wilcox <willy@infradead.org>
> Signed-off-by: Shakeel Butt <shakeel.butt@linux.dev>
Nice.
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
next prev parent reply other threads:[~2024-08-09 20:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-09 17:26 [PATCH] memcg: replace memcg ID idr with xarray Shakeel Butt
2024-08-09 17:40 ` Roman Gushchin
2024-08-09 20:06 ` Matthew Wilcox
2024-08-09 20:23 ` Johannes Weiner [this message]
2024-08-10 2:38 ` Muchun Song
2024-08-12 8:07 ` Michal Hocko
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