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Howlett" , Andrew Morton , Jiri Olsa , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-next@vger.kernel.org Date: Fri, 12 Jul 2024 18:26:39 +0200 In-Reply-To: References: <20240712121800.3049-1-spasswolf@web.de> <20240712121800.3049-2-spasswolf@web.de> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.52.3-1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:kivOzDX+2AGX0oejXMWjRdC8XotU2+/61jOD6zt7KRCMCCagRq7 jI38Hh54D2depuMgJ8pGvgit4ld4Zpuwo/BNwhM46/BgsdY1wxNyjR+l4qYgKlf3sEHOUf8 frJA3HgxLmGC3lXy/jWVe8hiG7vAlVT7GSDjWIpLzkQK1DAcPW9oJy6O+yTdFne0LzuhpR4 wgqmiT53CtT1R7BPjXRpQ== UI-OutboundReport: notjunk:1;M01:P0:RpdpzLKFOQ0=;+wFm20eCSAwG/y9n5H6g+W74OoT +NQU47PuQXQxfoEvu2PKlwP+FAJA3dN3mrgbxfRLCRxd/xUf5LT2ITLUz5kgQOBA0s5+Hr+kc vIfBnovGWgDUcfoN8FJsGpwYihazJYkOYJS40uinWCZl5fzdXKBWMJqUAfL0SBaoDqNWl1zZO 9CXH0tHlBPfZ5edV6IBn3iMbCzQgaYlces/x3MZMOFga9ZWTipciyzmAIzxnv8yUnPQRBe2d1 gsP25ZULjbzgW1Gx+UaeDjlp5G4P7UP3h3tGaUPvSUqmGq46LnOaNTF30JnBENB6riwi4MatU gda1YXilQCu6CgrNkMCL61kgYQ/nAELqwcvPa+7h8j7H8MCpaQZCgo7Z8enhunwcn800SxV/q jWHwshbVCXPuHVVrA5NmHDgG8C9b2RAm2PQCRoTbLgUYzh+JP+4rJYYSVH8ZmUGH+oAp+GX0N H3W9MKwuR3jh0xFiUWRJspq1TdhVHxwm9DXPUlCjAtL1X9i73VkTKt9qxmut7dKvEYzxQfeBW 0rdVxKJXY7gOA3CCdEVzkepn4Gfi5prXKEw5m9kQP3DaOFqVWqlJaRWAuSXGhHR9Gw6phRNtg OjBuB90Y21Bk1iDjwtH6RSBzdiX+wg6142DsYzKCAT8FCgVL0W28sYhFqKK4E5QXj7KGyEc0A 6hNvaEJ5t+Ztcuqk/FY6H+XkSARm2D9x5LH+8GAJe7j/0UgZVspcPCpiFjhY7bcNAUSdj4qd6 OUMZObbiRmY/2h2rapoU5cgLsRY94k182OXYt8mfXlA+dx/3ZSNfH2zcAhXF0Wogx+vVZgYZm v1DDU35BzCyg5nBqw57CQkmQ== X-Rspamd-Queue-Id: 6D47C14001C X-Stat-Signature: mpetz4wrdbqzu7zbq4qt5xsefjryfz3n X-Rspamd-Server: rspam09 X-Rspam-User: X-HE-Tag: 1720801603-683722 X-HE-Meta: U2FsdGVkX1+SPUPkYXu6IHsXNVZ0T6nLy0Wgg+z5seno87LU6sMk4aZXN7Ws9aaomrD0vJ0E/RutKsgSeLYBaIWe2Vxxh0kRrLqAVV3V6RW933d252dOkbilLQMEXL7KFTd/triTvthaB4U6iPRRe2gHJzTyT3skStvt2RxI6oI/usEAa4LHn9bBNwhGTA1bOM8TF63CYhtlIbQaUdOFSHjY7YCojiizdteD1pqoEFtj2llNHZNRGVmEcgC8gOzxX7w1oJA/h7vgoIlv88X+JX8LbGe6OrLoRwvsjB7nFwT/AoiZc9v/z6As+LcPyqT9cNloJ6jPtWRAyCi2e6bs/xcmOCMBU1SxePf8eJoH8VMKwGdrUGkuHhaA4a2ehcqe0tsYkAJ79RQqj6kyhVLVVjsKq1yu4f6W1KBsyDT+KslBOx2a7H4pMsrAYhJd7zIbx8T0KNLER0mz4P+ETXU0CHUYwA9wkxdK8nK2FyrK5398jEeCDQpT6zXMpoeBZIcJ97MWAP8QqrbZYKwFuEQundWIuu4+kjXGhhrvRJwX3cWPCSnouZl1Y7q3tb8qWKe3fbOZ3Oy809nRYdxoHfRug2azqM/+oBpyhoQIYtlQ/03O2UDuV8YAWky+40J0hQfdYJYRUm5fQiAmnRGeXokuNqFZXGDice6vZ9ndVIrkDHeahtA1YYmFoRzHV5Gui4qu2niJfJgdcAWMRYSC4COKnxphcoSfxbV3RWHOGyck5VzMlSegDJF3MsavDSJi2/tCMKl8ZQS23XXJIOstkrNTltwyi+fWAllmbLnsMWfgOf3L3oJ2V1/v8uzOD/tDRKQh2RXvIk7p421S6iKQx7GBjNoayyxbsV8k1BeiTgh2z0VrBzZ+MU4+i7MoFEysnWXJ9g/wXlr0g0bF9LB6MF+7ieMYDUhA9YYe7MI/gKY7O3ANa8xlFvBMX16ZFQuTU1e+mx8NLWTdblMvjicK98z w0T2tS+d g0y2LMKXxziexcwt9QnTUXxp7dSdM47nRfhYc05ezz3sgSvVwaBlFd2C05Wxa5hx5ywjDZUo/ZSViVRJdFhSu71ycFFkXIoTaJZTptyCrexOwfB+s3N8u2R32vxLUTG5h6/oO0UCqYhiNL1tLt8ZGDdA2antxjzDVefONXrLz+stPlWz/a3cpmH7aAa2tJuxcD82MWoLivddF7RBTq8YRHLAzB+jnMhQ0IQ0eRkG1fw0DiI6FG4Ke7+fDV8ORsTELQwrYMxTpvR77oodXq317xTRgCfOb4Y+DD6AxUDZkMdfXj0yvBglUemyMXDwEWtUk9hlFcnuxyYbdxibs5FndVHsv/A== 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: List-Subscribe: List-Unsubscribe: Am Freitag, dem 12.07.2024 um 11:38 -0400 schrieb Liam R. Howlett: > * Bert Karwatzki [240712 08:18]: > > I did some experiments on the rss counter bug. The next patch is made = for linux-next-20240613 > > with commit 1c29a32ce65f4cd0f1c0f9 reverted. Then I simply inlined the= code of do_vmi_unmap() > > and do_vmi_align_munmap() into mmap_region(). This version of the code= works fine and does not > > show the rss counter bug. > > Are you still working with v1 of this patch set? > > I root-caused the rss counter issue and seg fault to the fact that next > or prev may be expanded and I was using the new start/end on munmap() in > the completion. This was fixed in subsequent patches. > > I've sent v4 recently, but will have to a v5 to back off the removal of > arch_unmap() for PPC. > > ... > > Thanks, > Liam Sorry, that was a mistake when using git send-email while working on anoth= er bug I accidently sent this old mail. I actually have tested the v3 and v4 patc= hsets on linux-next up to 2024711 with no error. I havent't tested v4 on linux- 20240712, yet, because next-20240712 has a deadlock issue: https://lore.kernel.org/all/20240712080414.GA47643@google.com/ (while sending a mail to this issue, I accidently send the old mail, too) Bert Karwatzki