forked from luck/tmp_suning_uos_patched
[PATCH] remove set_page_count(page, 0) users (outside mm)
A couple of places set_page_count(page, 1) that don't need to. Signed-off-by: Nick Piggin <npiggin@suse.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Jeff Dike <jdike@addtoit.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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84097518d1
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@ -108,8 +108,8 @@ EXPORT_SYMBOL(phys_mem_access_prot);
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void online_page(struct page *page)
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void online_page(struct page *page)
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{
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{
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ClearPageReserved(page);
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ClearPageReserved(page);
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set_page_count(page, 0);
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set_page_count(page, 1);
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free_cold_page(page);
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__free_page(page);
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totalram_pages++;
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totalram_pages++;
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num_physpages++;
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num_physpages++;
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}
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}
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@ -279,7 +279,7 @@ int init_maps(unsigned long physmem, unsigned long iomem, unsigned long highmem)
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for(i = 0; i < total_pages; i++){
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for(i = 0; i < total_pages; i++){
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p = &map[i];
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p = &map[i];
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set_page_count(p, 0);
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memset(p, 0, sizeof(struct page));
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SetPageReserved(p);
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SetPageReserved(p);
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INIT_LIST_HEAD(&p->lru);
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INIT_LIST_HEAD(&p->lru);
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}
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}
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