diff options
Diffstat (limited to 'arch/m32r/kernel')
| -rw-r--r-- | arch/m32r/kernel/smp.c | 3 | ||||
| -rw-r--r-- | arch/m32r/kernel/time.c | 6 | ||||
| -rw-r--r-- | arch/m32r/kernel/vmlinux.lds.S | 2 |
3 files changed, 7 insertions, 4 deletions
diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c index 1b7598e6f6e..31cef20b299 100644 --- a/arch/m32r/kernel/smp.c +++ b/arch/m32r/kernel/smp.c @@ -17,6 +17,7 @@ #include <linux/irq.h> #include <linux/interrupt.h> +#include <linux/sched.h> #include <linux/spinlock.h> #include <linux/mm.h> #include <linux/smp.h> @@ -805,7 +806,7 @@ unsigned long send_IPI_mask_phys(cpumask_t physid_mask, int ipi_num, if (mask & ~physids_coerce(phys_cpu_present_map)) BUG(); - if (ipi_num >= NR_IPIS) + if (ipi_num >= NR_IPIS || ipi_num < 0) BUG(); mask <<= IPI_SHIFT; diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c index e7fee0f198d..9cedcef1157 100644 --- a/arch/m32r/kernel/time.c +++ b/arch/m32r/kernel/time.c @@ -75,7 +75,7 @@ u32 arch_gettimeoffset(void) count = 0; count = (latch - count) * TICK_SIZE; - elapsed_time = (count + latch / 2) / latch; + elapsed_time = DIV_ROUND_CLOSEST(count, latch); /* NOTE: LATCH is equal to the "interval" value (= reload count). */ #else /* CONFIG_SMP */ @@ -93,7 +93,7 @@ u32 arch_gettimeoffset(void) p_count = count; count = (latch - count) * TICK_SIZE; - elapsed_time = (count + latch / 2) / latch; + elapsed_time = DIV_ROUND_CLOSEST(count, latch); /* NOTE: LATCH is equal to the "interval" value (= reload count). */ #endif /* CONFIG_SMP */ #elif defined(CONFIG_CHIP_M32310) @@ -211,7 +211,7 @@ void __init time_init(void) bus_clock = boot_cpu_data.bus_clock; divide = boot_cpu_data.timer_divide; - latch = (bus_clock/divide + HZ / 2) / HZ; + latch = DIV_ROUND_CLOSEST(bus_clock/divide, HZ); printk("Timer start : latch = %ld\n", latch); diff --git a/arch/m32r/kernel/vmlinux.lds.S b/arch/m32r/kernel/vmlinux.lds.S index 8ceb6181d80..7da94eaa082 100644 --- a/arch/m32r/kernel/vmlinux.lds.S +++ b/arch/m32r/kernel/vmlinux.lds.S @@ -42,6 +42,8 @@ SECTIONS _etext = .; /* End of text section */ EXCEPTION_TABLE(16) + NOTES + RODATA RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE) _edata = .; /* End of data section */ |