From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Fri, 9 Nov 2018 14:40:42 +0100 From: Martin Schwidefsky Subject: Re: [GIT PULL] s390 patches for 4.20 #2 In-Reply-To: References: <20181109081402.777716d1@mschwideX1> MIME-Version: 1.0 Message-Id: <20181109144042.4546b7ce@mschwideX1> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-Archive: List-Post: To: Linus Torvalds Cc: Linux List Kernel Mailing , linux-s390@vger.kernel.org, heiko.carstens@de.ibm.com List-ID: On Fri, 9 Nov 2018 06:39:07 -0600 Linus Torvalds wrote: > On Fri, Nov 9, 2018 at 1:14 AM Martin Schwidefsky > wrote: > > > > s390 updates for 4.20-rc2 > > Pulled. > > > - A fix for the pgtable_bytes misaccounting on s390. The patch changes > > common code part in regard to page table folding and adds extra > > checks to mm_[inc|dec]_nr_[pmds|puds]. > > Ugh. This is somewhat invasive, I worry that some header include or > architecture doesn't pick up on the subtle __PAGETABLE_XYZ_FOLDED > things (if you don't get the includes, the mm_xyz_folded() maros will > be mis-defined. > > Has this been in linux-next or any other wide testing? The changes > aren't _new_, but... Just checked linux-next, the first version that picked up the patches is 2018-11-19. The one dated 2018-10-19 does not have them. Bad timing, no wider testing has been done. The bug itself shows up as a false warning, nothing really breaks. I would understand if you prefer not to have them in the official tree at this time. -- blue skies, Martin. "Reality continues to ruin my life." - Calvin.