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X-CSE-MsgGUID: XX/xY5LOTheTTVox4SAc1g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,268,1763452800"; d="scan'208";a="240159385" Received: from abityuts-desk.ger.corp.intel.com (HELO [10.245.244.193]) ([10.245.244.193]) by orviesa002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Feb 2026 01:30:05 -0800 Message-ID: Subject: Re: [PATCH] mm/hmm: Fix a hmm_range_fault() livelock / starvation problem From: Thomas =?ISO-8859-1?Q?Hellstr=F6m?= To: Alistair Popple , Matthew Brost Cc: John Hubbard , Andrew Morton , intel-xe@lists.freedesktop.org, Ralph Campbell , Christoph Hellwig , Jason Gunthorpe , Jason Gunthorpe , Leon Romanovsky , linux-mm@kvack.org, stable@vger.kernel.org, dri-devel@lists.freedesktop.org Date: Mon, 02 Feb 2026 10:30:02 +0100 In-Reply-To: References: <20260130144529.79909-1-thomas.hellstrom@linux.intel.com> <20260130100013.fb1ce1cd5bd7a440087c7b37@linux-foundation.org> <57fd7f99-fa21-41eb-b484-56778ded457a@nvidia.com> <2d96c9318f2a5fc594dc6b4772b6ce7017a45ad9.camel@linux.intel.com> <0025ee21-2a6c-4c6e-a49a-2df525d3faa1@nvidia.com> <81b9ffa6-7624-4ab0-89b7-5502bc6c711a@nvidia.com> Organization: Intel Sweden AB, Registration Number: 556189-6027 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: base64 User-Agent: Evolution 3.58.2 (3.58.2-1.fc43) MIME-Version: 1.0 X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" SGksCgpPbiBNb24sIDIwMjYtMDItMDIgYXQgMTE6MTAgKzExMDAsIEFsaXN0YWlyIFBvcHBsZSB3 cm90ZToKPiBPbiAyMDI2LTAyLTAyIGF0IDA4OjA3ICsxMTAwLCBNYXR0aGV3IEJyb3N0IDxtYXR0 aGV3LmJyb3N0QGludGVsLmNvbT4KPiB3cm90ZS4uLgo+ID4gT24gU3VuLCBGZWIgMDEsIDIwMjYg YXQgMTI6NDg6MzNQTSAtMDgwMCwgSm9obiBIdWJiYXJkIHdyb3RlOgo+ID4gPiBPbiAyLzEvMjYg 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