On Mon, May 27, 2013 at 11:15:40AM +0800, Bob Liu wrote:
> Fix below compile error:
> drivers/built-in.o: In function `zcache_pampd_free':
> >> zcache-main.c:(.text+0xb1c8a): undefined reference to `ramster_pampd_free'
> >> zcache-main.c:(.text+0xb1cbc): undefined reference to `ramster_count_foreign_pages'
> drivers/built-in.o: In function `zcache_pampd_get_data_and_free':
> >> zcache-main.c:(.text+0xb1f05): undefined reference to `ramster_count_foreign_pages'
> drivers/built-in.o: In function `zcache_cpu_notifier':
> >> zcache-main.c:(.text+0xb228d): undefined reference to `ramster_cpu_up'
> >> zcache-main.c:(.text+0xb2339): undefined reference to `ramster_cpu_down'
> drivers/built-in.o: In function `zcache_pampd_create':
> >> (.text+0xb26ce): undefined reference to `ramster_count_foreign_pages'
> drivers/built-in.o: In function `zcache_pampd_create':
> >> (.text+0xb27ef): undefined reference to `ramster_count_foreign_pages'
> drivers/built-in.o: In function `zcache_put_page':
> >> (.text+0xb299f): undefined reference to `ramster_do_preload_flnode'
> drivers/built-in.o: In function `zcache_flush_page':
> >> (.text+0xb2ea3): undefined reference to `ramster_do_preload_flnode'
> drivers/built-in.o: In function `zcache_flush_object':
> >> (.text+0xb307c): undefined reference to `ramster_do_preload_flnode'
> drivers/built-in.o: In function `zcache_init':
> >> zcache-main.c:(.text+0xb3629): undefined reference to `ramster_register_pamops'
> >> zcache-main.c:(.text+0xb3868): undefined reference to `ramster_init'
> >> drivers/built-in.o:(.rodata+0x15058): undefined reference to `ramster_foreign_eph_pages'
> >> drivers/built-in.o:(.rodata+0x15078): undefined reference to `ramster_foreign_pers_pages'
>
Looks good, but I think you are missing two things:
Reported-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
and CC:devel@xxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Bob Liu <bob.liu@xxxxxxxxxx>
Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> ---
> drivers/staging/zcache/ramster.h | 4 ----
> drivers/staging/zcache/ramster/debug.c | 2 ++
> drivers/staging/zcache/ramster/ramster.c | 6 ++++--
> 3 files changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/staging/zcache/ramster.h b/drivers/staging/zcache/ramster.h
> index e1f91d5..a858666 100644
> --- a/drivers/staging/zcache/ramster.h
> +++ b/drivers/staging/zcache/ramster.h
> @@ -11,10 +11,6 @@
> #ifndef _ZCACHE_RAMSTER_H_
> #define _ZCACHE_RAMSTER_H_
>
> -#ifdef CONFIG_RAMSTER_MODULE
> -#define CONFIG_RAMSTER
> -#endif
> -
> #ifdef CONFIG_RAMSTER
> #include "ramster/ramster.h"
> #else
> diff --git a/drivers/staging/zcache/ramster/debug.c b/drivers/staging/zcache/ramster/debug.c
> index 327e4f0..5b26ee9 100644
> --- a/drivers/staging/zcache/ramster/debug.c
> +++ b/drivers/staging/zcache/ramster/debug.c
> @@ -1,6 +1,8 @@
> #include <linux/atomic.h>
> #include "debug.h"
>
> +ssize_t ramster_foreign_eph_pages;
> +ssize_t ramster_foreign_pers_pages;
> #ifdef CONFIG_DEBUG_FS
> #include <linux/debugfs.h>
>
> diff --git a/drivers/staging/zcache/ramster/ramster.c b/drivers/staging/zcache/ramster/ramster.c
> index b18b887..a937ce1 100644
> --- a/drivers/staging/zcache/ramster/ramster.c
> +++ b/drivers/staging/zcache/ramster/ramster.c
> @@ -66,8 +66,6 @@ static int ramster_remote_target_nodenum __read_mostly = -1;
>
> /* Used by this code. */
> long ramster_flnodes;
> -ssize_t ramster_foreign_eph_pages;
> -ssize_t ramster_foreign_pers_pages;
> /* FIXME frontswap selfshrinking knobs in debugfs? */
>
> static LIST_HEAD(ramster_rem_op_list);
> @@ -399,14 +397,18 @@ void ramster_count_foreign_pages(bool eph, int count)
> inc_ramster_foreign_eph_pages();
> } else {
> dec_ramster_foreign_eph_pages();
> +#ifdef CONFIG_RAMSTER_DEBUG
> WARN_ON_ONCE(ramster_foreign_eph_pages < 0);
> +#endif
> }
> } else {
> if (count > 0) {
> inc_ramster_foreign_pers_pages();
> } else {
> dec_ramster_foreign_pers_pages();
> +#ifdef CONFIG_RAMSTER_DEBUG
> WARN_ON_ONCE(ramster_foreign_pers_pages < 0);
> +#endif
> }
> }
> }
> --
> 1.7.10.4
>
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