Messages in this thread Patch in this message | | | From | David Brownell <> | Subject | [patch 2.6.17-rc4-git] remove compile warnings when CONFIG_SWAP=n | Date | Tue, 16 May 2006 17:04:44 -0700 |
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By making some macros reference their parameters. Get rid of compile-time warnings:
mm/vmscan.c: In function `remove_mapping': mm/vmscan.c:382: warning: unused variable `swap'
It's used, but not without CONFIG_SWAP.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Index: at91-pre2/include/linux/swap.h =================================================================== --- at91-pre2.orig/include/linux/swap.h 2006-05-15 10:07:26.000000000 -0700 +++ at91-pre2/include/linux/swap.h 2006-05-15 11:21:50.000000000 -0700 @@ -290,9 +290,9 @@ static inline void disable_swap_token(vo release_pages((pages), (nr), 0); #define show_swap_cache_info() /*NOTHING*/ -#define free_swap_and_cache(swp) /*NOTHING*/ -#define swap_duplicate(swp) /*NOTHING*/ -#define swap_free(swp) /*NOTHING*/ +#define free_swap_and_cache(swp) ((void)(swp)/*NOP*/) +#define swap_duplicate(swp) ((void)(swp)/*NOP*/) +#define swap_free(swp) ((void)(swp)/*NOP*/) #define read_swap_cache_async(swp,vma,addr) NULL #define lookup_swap_cache(swp) NULL #define valid_swaphandles(swp, off) 0 | |