Commit bab1846a authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds
Browse files

[PATCH] zoned-vm-counters: remove read_page_state() 



No callers.

Cc: Christoph Lameter <clameter@engr.sgi.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent c24f21bd

include/linux/vmstat.h

+0 −4
Original line number Diff line number Diff line
@@ -70,13 +70,9 @@ struct page_state { 
};



extern void get_full_page_state(struct page_state *ret);

extern unsigned long read_page_state_offset(unsigned long offset);

extern void mod_page_state_offset(unsigned long offset, unsigned long delta);

extern void __mod_page_state_offset(unsigned long offset, unsigned long delta);



#define read_page_state(member) \

	read_page_state_offset(offsetof(struct page_state, member))



#define mod_page_state(member, delta)	\

	mod_page_state_offset(offsetof(struct page_state, member), (delta))

mm/vmstat.c

+0 −14
Original line number Diff line number Diff line
@@ -52,20 +52,6 @@ void get_full_page_state(struct page_state *ret) 
	__get_page_state(ret, sizeof(*ret) / sizeof(unsigned long), &mask);

}



unsigned long read_page_state_offset(unsigned long offset)

{

	unsigned long ret = 0;

	int cpu;



	for_each_online_cpu(cpu) {

		unsigned long in;



		in = (unsigned long)&per_cpu(page_states, cpu) + offset;

		ret += *((unsigned long *)in);

	}

	return ret;

}



void __mod_page_state_offset(unsigned long offset, unsigned long delta)

{

	void *ptr;