tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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cgroup/dmem: Select PAGE_COUNTER

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-mripard@kernel.org
Signed-off-by: Maxime Ripard <mripard@kernel.org>

Maxime Ripard e33b5149 8f52fd7a

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init/Kconfig
··· 1139 1139 1140 1140 config CGROUP_DMEM 1141 1141 bool "Device memory controller (DMEM)" 1142 + select PAGE_COUNTER 1142 1143 help 1143 1144 The DMEM controller allows compatible devices to restrict device 1144 1145 memory usage based on the cgroup hierarchy.