Sorry, I missed to add documentation, when I sent the patch. This depends on the patch titled, "[PATCH] Export amount of anonymous memory in a mapping via smaps". Thanks Nikanth Document the new Anonymous field in smaps. Signed-off-by: Nikanth Karthikesan <knikanth@xxxxxxx> --- diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt index a6aca87..75c7368 100644 --- a/Documentation/filesystems/proc.txt +++ b/Documentation/filesystems/proc.txt @@ -370,6 +370,7 @@ Shared_Dirty: 0 kB Private_Clean: 0 kB Private_Dirty: 0 kB Referenced: 892 kB +Anonymous: 0 kB Swap: 0 kB KernelPageSize: 4 kB MMUPageSize: 4 kB @@ -380,7 +381,10 @@ the amount of the mapping that is currently resident in RAM, the "proportional set size” (divide each shared page by the number of processes sharing it), the number of clean and dirty shared pages in the mapping, and the number of clean and dirty private pages in the mapping. The "Referenced" indicates the amount -of memory currently marked as referenced or accessed. +of memory currently marked as referenced or accessed. The "Anonymous" shows +the amount of mapping that is not associated with a file. Even the private +pages in a mapping associated with a file, would become anonymous, when they +are modified. This file is only present if the CONFIG_MMU kernel configuration option is enabled. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href