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kernel: fix powerpc unused-but-set variables

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30817 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2012-03-05 00:51:12 +00:00
parent 4e7ffa2545
commit 1a06585f6d
1 changed files with 61 additions and 0 deletions
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61
target/linux/generic/patches-2.6.38/322-powerpc_unused_var.patch Normal file
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@ -0,0 +1,61 @@
--- a/arch/powerpc/kernel/align.c
+++ b/arch/powerpc/kernel/align.c
@@ -701,7 +701,7 @@
int fix_alignment(struct pt_regs *regs)
{
- unsigned int instr, nb, flags, instruction = 0;
+ unsigned int instr, nb, flags, instruction __maybe_unused = 0;
unsigned int reg, areg;
unsigned int dsisr;
unsigned char __user *addr;
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -935,7 +935,7 @@
struct ucontext __user *new_ctx,
int ctx_size, int r6, int r7, int r8, struct pt_regs *regs)
{
- unsigned char tmp;
+ unsigned char tmp __maybe_unused;
int ctx_has_vsx_region = 0;
#ifdef CONFIG_PPC64
@@ -1076,7 +1076,7 @@
{
struct sig_dbg_op op;
int i;
- unsigned char tmp;
+ unsigned char tmp __maybe_unused;
unsigned long new_msr = regs->msr;
#ifdef CONFIG_PPC_ADV_DEBUG_REGS
unsigned long new_dbcr0 = current->thread.dbcr0;
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -171,7 +171,7 @@
unsigned long start, bootmap_pages;
unsigned long total_pages;
struct memblock_region *reg;
- int boot_mapsize;
+ int boot_mapsize __maybe_unused;
max_low_pfn = max_pfn = memblock_end_of_DRAM() >> PAGE_SHIFT;
total_pages = (memblock_end_of_DRAM() - memstart_addr) >> PAGE_SHIFT;
--- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -327,7 +327,7 @@
{
struct qe_ic *qe_ic;
struct resource res;
- u32 temp = 0, ret, high_active = 0;
+ u32 temp = 0, ret;
ret = of_address_to_resource(node, 0, &res);
if (ret)
@@ -376,7 +376,6 @@
/* choose destination signal for highest priority interrupt */
if (flags & QE_IC_HIGH_SIGNAL) {
temp |= (SIGNAL_HIGH << CICR_HPIT_SHIFT);
- high_active = 1;
}
qe_ic_write(qe_ic->regs, QEIC_CICR, temp);