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-rw-r--r--init/Kconfig8
1 files changed, 8 insertions, 0 deletions
diff --git a/init/Kconfig b/init/Kconfig
index dcef8b55011a..f698a5af5007 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -394,6 +394,14 @@ config CGROUP_MEM_CONT
394 Provides a memory controller that manages both page cache and 394 Provides a memory controller that manages both page cache and
395 RSS memory. 395 RSS memory.
396 396
397 Note that setting this option increases fixed memory overhead
398 associated with each page of memory in the system by 4/8 bytes
399 and also increases cache misses because struct page on many 64bit
400 systems will not fit into a single cache line anymore.
401
402 Only enable when you're ok with these trade offs and really
403 sure you need the memory controller.
404
397config PROC_PID_CPUSET 405config PROC_PID_CPUSET
398 bool "Include legacy /proc/<pid>/cpuset file" 406 bool "Include legacy /proc/<pid>/cpuset file"
399 depends on CPUSETS 407 depends on CPUSETS