From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bart Van Assche Subject: Re: [PATCH] scsi: replace GFP_ATOMIC with GFP_KERNEL for sdev allocation Date: Wed, 20 Feb 2019 11:11:31 -0800 Message-ID: <1550689891.93548.31.camel@acm.org> References: <20190220184847.24640-1-bblock@linux.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-7" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190220184847.24640-1-bblock@linux.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-Archive: List-Post: To: Benjamin Block , "James E . J . Bottomley" , "Martin K . Petersen" Cc: Steffen Maier , linux-scsi@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org List-ID: On Wed, 2019-02-20 at 19:48 +-0100, Benjamin Block wrote: +AD4 We had a test-report where, under memory pressure, adding LUNs to the +AD4 systems would fail (the tests add LUNs strictly in sequence): Hi Benjamin, There are two more instances of GFP+AF8-ATOMIC in scsi+AF8-scan.c. Have you verified whether or not it is safe to change these into GFP+AF8-KERNEL too? Thanks, Bart.