MIPS: Fix GCC-4.6 'set but not used' warning in arch/mips/mm/init.c
authorDavid Daney <ddaney@caviumnetworks.com>
Mon, 24 Jan 2011 22:51:37 +0000 (14:51 -0800)
committerRalf Baechle <ralf@linux-mips.org>
Mon, 14 Mar 2011 20:07:26 +0000 (21:07 +0100)
Under some combinations of CONFIG_*, lastpfn in page_is_ram is 'set
but not used'.  Mark it as __maybe_unused to quiet the warning/error.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2033/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
arch/mips/mm/init.c

index 2efcbd24c82fcfa8d2741243101eb5df116e2d85..279599e9a779fa80fe4e237d353aa5fe916dedab 100644 (file)
@@ -324,7 +324,7 @@ int page_is_ram(unsigned long pagenr)
 void __init paging_init(void)
 {
        unsigned long max_zone_pfns[MAX_NR_ZONES];
-       unsigned long lastpfn;
+       unsigned long lastpfn __maybe_unused;
 
        pagetable_init();