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authorDavid S. Miller <davem@davemloft.net>2013-02-18 23:32:49 -0500
committerDavid S. Miller <davem@davemloft.net>2013-02-18 23:34:21 -0500
commit6338a53a2bd02d5878ab449371323364b7cc7694 (patch)
tree461c4acae130771b9856715bc2cfdc341b6e5964 /arch/arm
parent8064b3cf750e71fdaf306abb4433a93d0f45f4c9 (diff)
parent18cf0d0784b4a634472ed24d0d7ca1c721d93e90 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net into net
Pull in 'net' to take in the bug fixes that didn't make it into 3.8-final. Also, deal with the semantic conflict of the change made to net/ipv6/xfrm6_policy.c A missing rt6->n neighbour release was added to 'net', but in 'net-next' we no longer cache the neighbour entries in the ipv6 routes so that change is not appropriate there. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/include/asm/smp_scu.h8
-rw-r--r--arch/arm/kernel/smp_scu.c2
-rw-r--r--arch/arm/mach-highbank/highbank.c3
-rw-r--r--arch/arm/mach-highbank/sysregs.h4
-rw-r--r--arch/arm/net/bpf_jit_32.c15
5 files changed, 23 insertions, 9 deletions
diff --git a/arch/arm/include/asm/smp_scu.h b/arch/arm/include/asm/smp_scu.h
index 4eb6d005ffa..86dff32a073 100644
--- a/arch/arm/include/asm/smp_scu.h
+++ b/arch/arm/include/asm/smp_scu.h
@@ -7,8 +7,14 @@
#ifndef __ASSEMBLER__
unsigned int scu_get_core_count(void __iomem *);
-void scu_enable(void __iomem *);
int scu_power_mode(void __iomem *, unsigned int);
+
+#ifdef CONFIG_SMP
+void scu_enable(void __iomem *scu_base);
+#else
+static inline void scu_enable(void __iomem *scu_base) {}
+#endif
+
#endif
#endif
diff --git a/arch/arm/kernel/smp_scu.c b/arch/arm/kernel/smp_scu.c
index b9f015e843d..45eac87ed66 100644
--- a/arch/arm/kernel/smp_scu.c
+++ b/arch/arm/kernel/smp_scu.c
@@ -75,7 +75,7 @@ void scu_enable(void __iomem *scu_base)
int scu_power_mode(void __iomem *scu_base, unsigned int mode)
{
unsigned int val;
- int cpu = cpu_logical_map(smp_processor_id());
+ int cpu = MPIDR_AFFINITY_LEVEL(cpu_logical_map(smp_processor_id()), 0);
if (mode > 3 || mode == 1 || cpu > 3)
return -EINVAL;
diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c
index 981dc1e1da5..e6c06128293 100644
--- a/arch/arm/mach-highbank/highbank.c
+++ b/arch/arm/mach-highbank/highbank.c
@@ -28,6 +28,7 @@
#include <asm/arch_timer.h>
#include <asm/cacheflush.h>
+#include <asm/cputype.h>
#include <asm/smp_plat.h>
#include <asm/smp_twd.h>
#include <asm/hardware/arm_timer.h>
@@ -59,7 +60,7 @@ static void __init highbank_scu_map_io(void)
void highbank_set_cpu_jump(int cpu, void *jump_addr)
{
- cpu = cpu_logical_map(cpu);
+ cpu = MPIDR_AFFINITY_LEVEL(cpu_logical_map(cpu), 0);
writel(virt_to_phys(jump_addr), HB_JUMP_TABLE_VIRT(cpu));
__cpuc_flush_dcache_area(HB_JUMP_TABLE_VIRT(cpu), 16);
outer_clean_range(HB_JUMP_TABLE_PHYS(cpu),
diff --git a/arch/arm/mach-highbank/sysregs.h b/arch/arm/mach-highbank/sysregs.h
index 70af9d13fce..5995df7f262 100644
--- a/arch/arm/mach-highbank/sysregs.h
+++ b/arch/arm/mach-highbank/sysregs.h
@@ -37,7 +37,7 @@ extern void __iomem *sregs_base;
static inline void highbank_set_core_pwr(void)
{
- int cpu = cpu_logical_map(smp_processor_id());
+ int cpu = MPIDR_AFFINITY_LEVEL(cpu_logical_map(smp_processor_id()), 0);
if (scu_base_addr)
scu_power_mode(scu_base_addr, SCU_PM_POWEROFF);
else
@@ -46,7 +46,7 @@ static inline void highbank_set_core_pwr(void)
static inline void highbank_clear_core_pwr(void)
{
- int cpu = cpu_logical_map(smp_processor_id());
+ int cpu = MPIDR_AFFINITY_LEVEL(cpu_logical_map(smp_processor_id()), 0);
if (scu_base_addr)
scu_power_mode(scu_base_addr, SCU_PM_NORMAL);
else
diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
index a34f1e21411..6828ef6ce80 100644
--- a/arch/arm/net/bpf_jit_32.c
+++ b/arch/arm/net/bpf_jit_32.c
@@ -341,10 +341,17 @@ static void emit_load_be16(u8 cond, u8 r_res, u8 r_addr, struct jit_ctx *ctx)
static inline void emit_swap16(u8 r_dst, u8 r_src, struct jit_ctx *ctx)
{
- emit(ARM_LSL_R(ARM_R1, r_src, 8), ctx);
- emit(ARM_ORR_S(r_dst, ARM_R1, r_src, SRTYPE_LSL, 8), ctx);
- emit(ARM_LSL_I(r_dst, r_dst, 8), ctx);
- emit(ARM_LSL_R(r_dst, r_dst, 8), ctx);
+ /* r_dst = (r_src << 8) | (r_src >> 8) */
+ emit(ARM_LSL_I(ARM_R1, r_src, 8), ctx);
+ emit(ARM_ORR_S(r_dst, ARM_R1, r_src, SRTYPE_LSR, 8), ctx);
+
+ /*
+ * we need to mask out the bits set in r_dst[23:16] due to
+ * the first shift instruction.
+ *
+ * note that 0x8ff is the encoded immediate 0x00ff0000.
+ */
+ emit(ARM_BIC_I(r_dst, r_dst, 0x8ff), ctx);
}
#else /* ARMv6+ */