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Date: Mon, 22 Jan 2024 09:41:38 -0800
From: Greg KH <gregkh@...uxfoundation.org>
To: Joakim Tjernlund <Joakim.Tjernlund@...inera.com>
Cc: "quic_charante@...cinc.com" <quic_charante@...cinc.com>,
	"david@...hat.com" <david@...hat.com>,
	"mhocko@...e.com" <mhocko@...e.com>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"hannes@...xchg.org" <hannes@...xchg.org>,
	"mgorman@...hsingularity.net" <mgorman@...hsingularity.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"quic_pkondeti@...cinc.com" <quic_pkondeti@...cinc.com>,
	"vbabka@...e.cz" <vbabka@...e.cz>,
	"stable@...r.kernel.org" <stable@...r.kernel.org>,
	"quic_cgoldswo@...cinc.com" <quic_cgoldswo@...cinc.com>
Subject: Re: [RESEND PATCH V2] mm: page_alloc: unreserve highatomic page
 blocks before oom

On Thu, Jan 18, 2024 at 05:23:58PM +0000, Joakim Tjernlund wrote:
> Could this patch be backported to stable? I have seen similar OOMs with
> reserved_highatomic:4096KB
> 
> Upstream commit: 04c8716f7b0075def05dc05646e2408f318167d2

Backported to exactly where?  This commit is in the 4.20 kernel and
newer, please tell me you aren't relying on the 4.19.y kernel anymore...

thanks,

greg k-h

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