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[193.116.116.20]) by smtp.gmail.com with ESMTPSA id y16-20020a637d10000000b00381268f2c6fsm998607pgc.4.2022.04.21.23.01.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Apr 2022 23:01:18 -0700 (PDT) From: Nicholas Piggin To: Paul Menzel Cc: Nicholas Piggin , x86@kernel.org, Song Liu , "Edgecombe, Rick P" , "Torvalds, Linus" , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 0/2] Request to test fix for "x86/Kconfig: select HAVE_ARCH_HUGE_VMALLOC with HAVE_ARCH_HUGE_VMAP)" Date: Fri, 22 Apr 2022 16:01:04 +1000 Message-Id: <20220422060107.781512-1-npiggin@gmail.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 6AC3A40026 X-Rspam-User: Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=E60OpJIM; spf=pass (imf27.hostedemail.com: domain of npiggin@gmail.com designates 209.85.214.180 as permitted sender) smtp.mailfrom=npiggin@gmail.com; dmarc=pass (policy=none) header.from=gmail.com X-Stat-Signature: ioj1xgmjx8btpohycfxpjk4d3eqj8g7c X-HE-Tag: 1650607279-2152 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Paul, If it's not too much trouble would you be able to run your test case https://lore.kernel.org/all/14444103-d51b-0fb3-ee63-c3f182f0b546@molgen.mpg.de/ on upstream tree plus these two patches to see if any errors persist? To be clear, you shouldn't see such issues with upstream now, but I would like to see if they are solved with this fix when we re-enable huge vmalloc for drivers. Thanks, Nick Nicholas Piggin (2): mm/vmalloc: huge vmalloc backing pages should be split rather than compound Revert "vmalloc: replace VM_NO_HUGE_VMAP with VM_ALLOW_HUGE_VMAP" arch/Kconfig | 6 ++-- arch/powerpc/kernel/module.c | 2 +- arch/s390/kvm/pv.c | 7 ++++- include/linux/vmalloc.h | 4 +-- mm/vmalloc.c | 53 +++++++++++++++++++----------------- 5 files changed, 41 insertions(+), 31 deletions(-) -- 2.35.1