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Diffstat (limited to 'Documentation/ABI/testing/sysfs-kernel-mm-frontswap')
-rw-r--r-- | Documentation/ABI/testing/sysfs-kernel-mm-frontswap | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-frontswap b/Documentation/ABI/testing/sysfs-kernel-mm-frontswap new file mode 100644 index 000000000000..215541ebdb7f --- /dev/null +++ b/Documentation/ABI/testing/sysfs-kernel-mm-frontswap @@ -0,0 +1,16 @@ +What: /sys/kernel/mm/frontswap/ +Date: June 2010 +Contact: Dan Magenheimer <dan.magenheimer@oracle.com> +Description: + /sys/kernel/mm/frontswap/ contains a number of files which + record a count of various frontswap operations (sum across + all swap devices): + succ_puts + failed_puts + gets + flushes + In addition, reading the curr_pages file shows how many + pages are currently contained in frontswap and writing this + file with an integer performs a "partial swapoff", reducing + the number of frontswap pages to that integer if memory + constraints permit. |