From ff3d58c22b6827039983911d3460cf0c1657f8cc Mon Sep 17 00:00:00 2001 From: Akinobu Mita Date: Mon, 24 May 2010 14:32:46 -0700 Subject: highmem: remove unneeded #ifdef CONFIG_TRACE_IRQFLAGS_SUPPORT for debug_kmap_atomic() In f4112de6b679d84bd9b9681c7504be7bdfb7c7d5 ("mm: introduce debug_kmap_atomic") I said that debug_kmap_atomic() needs CONFIG_TRACE_IRQFLAGS_SUPPORT. It was wrong. (I thought irqs_disabled() is only available when the architecture has CONFIG_TRACE_IRQFLAGS_SUPPORT) Remove the #ifdef CONFIG_TRACE_IRQFLAGS_SUPPORT check to enable kmap_atomic() debugging for the architectures which do not have CONFIG_TRACE_IRQFLAGS_SUPPORT. Reported-by: Andrew Morton Signed-off-by: Akinobu Mita Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/highmem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'mm/highmem.c') diff --git a/mm/highmem.c b/mm/highmem.c index bed8a8bfd01f..66baa20f78f5 100644 --- a/mm/highmem.c +++ b/mm/highmem.c @@ -422,7 +422,7 @@ void __init page_address_init(void) #endif /* defined(CONFIG_HIGHMEM) && !defined(WANT_PAGE_VIRTUAL) */ -#if defined(CONFIG_DEBUG_HIGHMEM) && defined(CONFIG_TRACE_IRQFLAGS_SUPPORT) +#ifdef CONFIG_DEBUG_HIGHMEM void debug_kmap_atomic(enum km_type type) { -- cgit v1.2.3-55-g7522