Add CONFIG_RAMSTER_DEBUG Kconfig entry. Acked-by: Dan Magenheimer <dan.magenheimer@xxxxxxxxxx> Signed-off-by: Wanpeng Li <liwanp@xxxxxxxxxxxxxxxxxx> --- drivers/staging/zcache/Kconfig | 8 ++++++++ drivers/staging/zcache/Makefile | 2 +- drivers/staging/zcache/ramster/debug.h | 2 +- 3 files changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/staging/zcache/Kconfig b/drivers/staging/zcache/Kconfig index c3b8a10..05e87a1 100644 --- a/drivers/staging/zcache/Kconfig +++ b/drivers/staging/zcache/Kconfig @@ -33,6 +33,14 @@ config RAMSTER zcache2, compresses swap pages into local RAM, but then remotifies the compressed pages to another node in the RAMster cluster. +config RAMSTER_DEBUG + bool "Enable ramster debug statistics" + depends on DEBUG_FS && RAMSTER + default n + help + This is used to provide an debugfs directory with counters of + how ramster is doing. You probably want to set this to 'N'. + # Depends on not-yet-upstreamed mm patches to export end_swap_bio_write and # __add_to_swap_cache, and implement __swap_writepage (which is swap_writepage # without the frontswap call. When these are in-tree, the dependency on diff --git a/drivers/staging/zcache/Makefile b/drivers/staging/zcache/Makefile index 4956fa0..845a5c2 100644 --- a/drivers/staging/zcache/Makefile +++ b/drivers/staging/zcache/Makefile @@ -1,6 +1,6 @@ zcache-y := zcache-main.o tmem.o zbud.o zcache-$(CONFIG_ZCACHE_DEBUG) += debug.o -zcache-$(CONFIG_RAMSTER) += ramster/debug.o +zcache-$(CONFIG_RAMSTER_DEBUG) += ramster/debug.o zcache-$(CONFIG_RAMSTER) += ramster/ramster.o ramster/r2net.o zcache-$(CONFIG_RAMSTER) += ramster/nodemanager.o ramster/tcp.o zcache-$(CONFIG_RAMSTER) += ramster/heartbeat.o ramster/masklog.o diff --git a/drivers/staging/zcache/ramster/debug.h b/drivers/staging/zcache/ramster/debug.h index 4428c79..5ffab50 100644 --- a/drivers/staging/zcache/ramster/debug.h +++ b/drivers/staging/zcache/ramster/debug.h @@ -1,6 +1,6 @@ #include <linux/bug.h> -#ifdef CONFIG_RAMSTER +#ifdef CONFIG_RAMSTER_DEBUG extern long ramster_flnodes; static atomic_t ramster_flnodes_atomic = ATOMIC_INIT(0); -- 1.7.10.4 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>