Messages in this thread Patch in this message | | | Date | Mon, 1 Feb 2010 17:24:23 -0800 | From | Andrew Morton <> | Subject | Re: [tip:x86/mm] Generic page_is_ram: use __weak |
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On Tue, 2 Feb 2010 01:00:51 GMT tip-bot for Andrew Morton <akpm@linux-foundation.org> wrote:
> Commit-ID: e52730071567ec5b6f57e21d6693b112e01e1d0e > Gitweb: http://git.kernel.org/tip/e52730071567ec5b6f57e21d6693b112e01e1d0e > Author: Andrew Morton <akpm@linux-foundation.org> > AuthorDate: Tue, 26 Jan 2010 16:31:19 -0800 > Committer: H. Peter Anvin <hpa@zytor.com> > CommitDate: Mon, 1 Feb 2010 16:58:17 -0800 > > Generic page_is_ram: use __weak > > Use __weak instead of __attribute__((weak)). > > Cc: Wu Fengguang <fengguang.wu@intel.com> > Signed-off-by: Andrew Morton <akpm@linux-foundation.org> > Signed-off-by: H. Peter Anvin <hpa@zytor.com> > --- > kernel/resource.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/kernel/resource.c b/kernel/resource.c > index b4d637a..e68cd74 100644 > --- a/kernel/resource.c > +++ b/kernel/resource.c > @@ -305,7 +305,7 @@ static int __is_ram(unsigned long pfn, unsigned long nr_pages, void *arg) > * This generic page_is_ram() returns true if specified address is > * registered as "System RAM" in iomem_resource list. > */ > -int __attribute__((weak)) page_is_ram(unsigned long pfn) > +int __weak page_is_ram(unsigned long pfn) > { > return walk_system_ram_range(pfn, 1, NULL, __is_ram) == 1; > }
hm, it's strange to do this as two separate commits?
There was another fixlet:
From: Wu Fengguang <fengguang.wu@intel.com>
ioport.h didn't seem like the right place to declare page_is_ram().
Signed-off-by: Andrew Morton <akpm@linux-foundation.org> ---
include/linux/ioport.h | 2 -- include/linux/mm.h | 2 ++ 2 files changed, 2 insertions(+), 2 deletions(-)
diff -puN include/linux/ioport.h~resources-introduce-generic-page_is_ram-fix-2 include/linux/ioport.h --- a/include/linux/ioport.h~resources-introduce-generic-page_is_ram-fix-2 +++ a/include/linux/ioport.h @@ -191,7 +191,5 @@ extern int walk_system_ram_range(unsigned long start_pfn, unsigned long nr_pages, void *arg, int (*func)(unsigned long, unsigned long, void *)); -extern int page_is_ram(unsigned long pfn); - #endif /* __ASSEMBLY__ */ #endif /* _LINUX_IOPORT_H */ diff -puN include/linux/mm.h~resources-introduce-generic-page_is_ram-fix-2 include/linux/mm.h --- a/include/linux/mm.h~resources-introduce-generic-page_is_ram-fix-2 +++ a/include/linux/mm.h @@ -265,6 +265,8 @@ static inline int get_page_unless_zero(s return atomic_inc_not_zero(&page->_count); } +extern int page_is_ram(unsigned long pfn); + /* Support for virtually mapped pages */ struct page *vmalloc_to_page(const void *addr); unsigned long vmalloc_to_pfn(const void *addr); _
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