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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <0f866131-4292-a66b-2637-c34139277486@c-s.fr> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: quoted-printable 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: On 2/7/20 12:28 AM, Christophe Leroy wrote: >=20 >=20 > On 02/07/2020 06:13 AM, Christophe Leroy wrote: >> >> >> Le 06/02/2020 =C3=A0 21:31, Guenter Roeck a =C3=A9crit=C2=A0: >>> On Sat, Dec 21, 2019 at 08:32:38AM +0000, Christophe Leroy wrote: >>>> A few changes to retrieve DAR and DSISR from struct regs >>>> instead of retrieving them directly, as they may have >>>> changed due to a TLB miss. >>>> >>>> Also modifies hash_page() and friends to work with virtual >>>> data addresses instead of physical ones. Same on load_up_fpu() >>>> and load_up_altivec(). >>>> >>>> Signed-off-by: Christophe Leroy >>> >>> This patch results in qemu boot failures (mac99 with pmac32_defconfig= ). >>> Images fail silently; there is no console output. Reverting the patch >>> fixes the problem. Bisect log is attached below. >>> >>> Assuming this was tested on real hardware, am I correct to assume tha= t qemu >>> for ppc32 (more specifically, qemu's mac99 and g3beige machines) no l= onger >>> works with the upstream kernel ? >> >> Before submitting the series, I successfully tested: >> - Real HW with powerpc 8xx >> - Real HW with powerpc 832x >> - Qemu's mac99 >> >> I'll re-check the upstream kernel. >> >=20 > This is still working for me with the upstream kernel: >=20 Interesting. What is your kernel configuration, your qemu version, and your qemu command line ? It works for me with CONFIG_VMAP_STACK=3Dn, but not with pmac32_defconfig= . Thanks, Guenter