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Merge "block: row: Update sysfs functions"

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Linux Build Service Account 2013-04-12 03:31:38 -07:00 committed by Gerrit - the friendly Code Review server
parent d1bd19ac7b e9aab61db2
commit 9bc2fe95ff
1 changed files with 24 additions and 28 deletions
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52
block/row-iosched.c
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@ -954,46 +954,42 @@ static ssize_t row_var_store(int *var, const char *page, size_t count)
return count;
}
#define SHOW_FUNCTION(__FUNC, __VAR, __CONV) \
#define SHOW_FUNCTION(__FUNC, __VAR) \
static ssize_t __FUNC(struct elevator_queue *e, char *page) \
{ \
struct row_data *rowd = e->elevator_data; \
int __data = __VAR; \
if (__CONV) \
__data = jiffies_to_msecs(__data); \
return row_var_show(__data, (page)); \
}
SHOW_FUNCTION(row_hp_read_quantum_show,
rowd->row_queues[ROWQ_PRIO_HIGH_READ].disp_quantum, 0);
rowd->row_queues[ROWQ_PRIO_HIGH_READ].disp_quantum);
SHOW_FUNCTION(row_rp_read_quantum_show,
rowd->row_queues[ROWQ_PRIO_REG_READ].disp_quantum, 0);
rowd->row_queues[ROWQ_PRIO_REG_READ].disp_quantum);
SHOW_FUNCTION(row_hp_swrite_quantum_show,
rowd->row_queues[ROWQ_PRIO_HIGH_SWRITE].disp_quantum, 0);
rowd->row_queues[ROWQ_PRIO_HIGH_SWRITE].disp_quantum);
SHOW_FUNCTION(row_rp_swrite_quantum_show,
rowd->row_queues[ROWQ_PRIO_REG_SWRITE].disp_quantum, 0);
rowd->row_queues[ROWQ_PRIO_REG_SWRITE].disp_quantum);
SHOW_FUNCTION(row_rp_write_quantum_show,
rowd->row_queues[ROWQ_PRIO_REG_WRITE].disp_quantum, 0);
rowd->row_queues[ROWQ_PRIO_REG_WRITE].disp_quantum);
SHOW_FUNCTION(row_lp_read_quantum_show,
rowd->row_queues[ROWQ_PRIO_LOW_READ].disp_quantum, 0);
rowd->row_queues[ROWQ_PRIO_LOW_READ].disp_quantum);
SHOW_FUNCTION(row_lp_swrite_quantum_show,
rowd->row_queues[ROWQ_PRIO_LOW_SWRITE].disp_quantum, 0);
SHOW_FUNCTION(row_rd_idle_data_show, rowd->rd_idle_data.idle_time_ms, 0);
SHOW_FUNCTION(row_rd_idle_data_freq_show, rowd->rd_idle_data.freq_ms, 0);
rowd->row_queues[ROWQ_PRIO_LOW_SWRITE].disp_quantum);
SHOW_FUNCTION(row_rd_idle_data_show, rowd->rd_idle_data.idle_time_ms);
SHOW_FUNCTION(row_rd_idle_data_freq_show, rowd->rd_idle_data.freq_ms);
SHOW_FUNCTION(row_reg_starv_limit_show,
rowd->reg_prio_starvation.starvation_limit, 0);
rowd->reg_prio_starvation.starvation_limit);
SHOW_FUNCTION(row_low_starv_limit_show,
rowd->low_prio_starvation.starvation_limit, 0);
rowd->low_prio_starvation.starvation_limit);
#undef SHOW_FUNCTION
#define STORE_FUNCTION(__FUNC, __PTR, MIN, MAX, __CONV) \
#define STORE_FUNCTION(__FUNC, __PTR, MIN, MAX) \
static ssize_t __FUNC(struct elevator_queue *e, \
const char *page, size_t count) \
{ \
struct row_data *rowd = e->elevator_data; \
int __data; \
int ret = row_var_store(&__data, (page), count); \
if (__CONV) \
__data = (int)msecs_to_jiffies(__data); \
if (__data < (MIN)) \
__data = (MIN); \
else if (__data > (MAX)) \
@ -1002,35 +998,35 @@ static ssize_t __FUNC(struct elevator_queue *e, \
return ret; \
}
STORE_FUNCTION(row_hp_read_quantum_store,
&rowd->row_queues[ROWQ_PRIO_HIGH_READ].disp_quantum, 1, INT_MAX, 0);
&rowd->row_queues[ROWQ_PRIO_HIGH_READ].disp_quantum, 1, INT_MAX);
STORE_FUNCTION(row_rp_read_quantum_store,
&rowd->row_queues[ROWQ_PRIO_REG_READ].disp_quantum,
1, INT_MAX, 0);
1, INT_MAX);
STORE_FUNCTION(row_hp_swrite_quantum_store,
&rowd->row_queues[ROWQ_PRIO_HIGH_SWRITE].disp_quantum,
1, INT_MAX, 0);
1, INT_MAX);
STORE_FUNCTION(row_rp_swrite_quantum_store,
&rowd->row_queues[ROWQ_PRIO_REG_SWRITE].disp_quantum,
1, INT_MAX, 0);
1, INT_MAX);
STORE_FUNCTION(row_rp_write_quantum_store,
&rowd->row_queues[ROWQ_PRIO_REG_WRITE].disp_quantum,
1, INT_MAX, 0);
1, INT_MAX);
STORE_FUNCTION(row_lp_read_quantum_store,
&rowd->row_queues[ROWQ_PRIO_LOW_READ].disp_quantum,
1, INT_MAX, 0);
1, INT_MAX);
STORE_FUNCTION(row_lp_swrite_quantum_store,
&rowd->row_queues[ROWQ_PRIO_LOW_SWRITE].disp_quantum,
1, INT_MAX, 0);
1, INT_MAX);
STORE_FUNCTION(row_rd_idle_data_store, &rowd->rd_idle_data.idle_time_ms,
1, INT_MAX, 0);
1, INT_MAX);
STORE_FUNCTION(row_rd_idle_data_freq_store, &rowd->rd_idle_data.freq_ms,
1, INT_MAX, 0);
1, INT_MAX);
STORE_FUNCTION(row_reg_starv_limit_store,
&rowd->reg_prio_starvation.starvation_limit,
1, INT_MAX, 0);
1, INT_MAX);
STORE_FUNCTION(row_low_starv_limit_store,
&rowd->low_prio_starvation.starvation_limit,
1, INT_MAX, 0);
1, INT_MAX);
#undef STORE_FUNCTION