From: Maxime Ripard <mripard@kernel.org> mainline inclusion from mainline-v6.14-rc1 commit e33b51499a0a6bcaf44824f5b6e6bc65bb75b79d category: bugfix bugzilla: https://atomgit.com/openeuler/kernel/issues/8424 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i... -------------------------------- The dmem cgroup the page counting API implemented behing the PAGE_COUNTER kconfig option. However, it doesn't select it, resulting in potential build breakages. Select PAGE_COUNTER. Fixes: b168ed458dde ("kernel/cgroup: Add "dmem" memory accounting cgroup") Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202501111330.3VuUx8vf-lkp@intel.com/ Acked-by: Tejun Heo <tj@kernel.org> Reviewed-by: Simona Vetter <simona.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20250113092608.1349287-1-mripa... Signed-off-by: Maxime Ripard <mripard@kernel.org> Signed-off-by: Liu Kai <liukai284@huawei.com> --- init/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/init/Kconfig b/init/Kconfig index 5f6fae8e1813..b0cceaedba83 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1267,6 +1267,7 @@ config CGROUP_RDMA config CGROUP_DMEM bool "Device memory controller (DMEM)" + select PAGE_COUNTER help The DMEM controller allows compatible devices to restrict device memory usage based on the cgroup hierarchy. -- 2.34.1