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Potapenko , Dmitry Vyukov , Andrey Konovalov , Andrew Morton , Linus Torvalds , linux-kernel@vger.kernel.org, stable References: <20180223170325.997716448@linuxfoundation.org> <20180223170351.424191376@linuxfoundation.org> <1520346571.23626.5.camel@codethink.co.uk> From: Andrey Ryabinin Message-ID: <93bd3861-6b3c-95f0-466e-e5022e0ab3d2@virtuozzo.com> Date: Tue, 6 Mar 2018 17:33:02 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <1520346571.23626.5.camel@codethink.co.uk> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Originating-IP: [195.214.232.6] X-ClientProxiedBy: DB6PR0301CA0044.eurprd03.prod.outlook.com (2603:10a6:4:54::12) To AM6PR08MB3254.eurprd08.prod.outlook.com (2603:10a6:209:47::19) X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 4263c750-c2e1-4bf6-b821-08d5836f1440 X-Microsoft-Antispam: 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X-Microsoft-Exchange-Diagnostics: 1;AM6PR08MB3254;20:N+zSlMkKo2QFUAOFAYdBT4ggL3YgxB4k9zGHGQ5FvjNeZkKB3q+ANqQZ2zsHEb8nJX0uZ4DWzNJv8QB22F4Gx2D4mp5ND4NSCBzQiYRA9E/8E6uzbtyCwGe9hniwVsijm90qyxyxPZBjFiwm9Cb5FuDTBapQH0X+8NwwfZ1iDi4= X-OriginatorOrg: virtuozzo.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Mar 2018 14:32:23.6562 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4263c750-c2e1-4bf6-b821-08d5836f1440 X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 0bc7f26d-0264-416e-a6fc-8352af79c58f X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM6PR08MB3254 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On 03/06/2018 05:29 PM, Ben Hutchings wrote: > On Fri, 2018-02-23 at 19:26 +0100, Greg Kroah-Hartman wrote: >> 4.4-stable review patch.  If anyone has any objections, please let me know. >> >> ------------------ >> >> From: Arnd Bergmann >> >> commit e7c52b84fb18f08ce49b6067ae6285aca79084a8 upstream. > [...] >> --- a/lib/Kconfig.debug >> +++ b/lib/Kconfig.debug >> @@ -197,7 +197,7 @@ config ENABLE_MUST_CHECK >>  config FRAME_WARN >>   int "Warn for stack frames larger than (needs gcc 4.4)" >>   range 0 8192 >> - default 0 if KASAN >> + default 2048 if GCC_PLUGIN_LATENT_ENTROPY >>   default 1024 if !64BIT >>   default 2048 if 64BIT >>   help > > This doesn't make sense for 4.4. There is no GCC_PLUGIN_LATENT_ENTROPY > in 4.4, and this line wasn't added by the upstream commit. > > I think all that was really needed in the backport was to delete the > 'default 0', right? > Yep, 'default 0 if KASAN' to be precise. > Ben. >