Messages in this thread Patch in this message | | | Date | Thu, 27 Nov 2008 21:31:22 +0000 | From | "Américo Wang" <> | Subject | Re: [Patch] uml: fix the highmem build error |
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On Thu, Nov 27, 2008 at 6:12 PM, Américo Wang <xiyou.wangcong@gmail.com> wrote: > > This patch fixes this error: > > arch/um/kernel/mem.c: In function 'init_highmem': > arch/um/kernel/mem.c:177: error: 'pkmap_page_table' undeclared (first > use in this function) > arch/um/kernel/mem.c:177: error: (Each undeclared identifier is > reported only once > arch/um/kernel/mem.c:177: error: for each function it appears in.) > > Compile and run tested. >
Ignore the above one, below is the updated version.
------->
This patch fixes this error:
arch/um/kernel/mem.c: In function 'init_highmem': arch/um/kernel/mem.c:177: error: 'pkmap_page_table' undeclared (first use in this function) arch/um/kernel/mem.c:177: error: (Each undeclared identifier is reported only once arch/um/kernel/mem.c:177: error: for each function it appears in.)
Signed-off-by: WANG Cong <wangcong@zeuux.org> Cc: Jeff Dike <jdike@addtoit.com> Cc: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/um/include/asm/fixmap.h b/arch/um/include/asm/fixmap.h index 69c0252..a8e29e5 100644 --- a/arch/um/include/asm/fixmap.h +++ b/arch/um/include/asm/fixmap.h @@ -41,6 +41,12 @@ enum fixed_addresses { __end_of_fixed_addresses };
+#ifdef CONFIG_HIGHMEM +extern pte_t *pkmap_page_table; +extern pte_t *kmap_pte; +extern pgprot_t kmap_prot; +#endif + extern void __set_fixmap (enum fixed_addresses idx, unsigned long phys, pgprot_t flags);
diff --git a/arch/x86/mm/highmem_32.c b/arch/x86/mm/highmem_32.c index bcc079c..884f9e2 100644 --- a/arch/x86/mm/highmem_32.c +++ b/arch/x86/mm/highmem_32.c @@ -1,3 +1,4 @@ +#include <asm/fixmap.h> #include <linux/highmem.h> #include <linux/module.h>
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