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dm raid: rename _in_range to __within_range 

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Mike Snitzer 2016-06-02 12:06:54 -04:00
Родитель ef9b85a651
Коммит bb91a63fcc
1 изменённых файлов: 14 добавлений и 14 удалений
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28
drivers/md/dm-raid.c
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@ -244,7 +244,7 @@ static struct raid_type {
};
/* True, if @v is in inclusive range [@min, @max] */
static bool _in_range(long v, long min, long max)
static bool __within_range(long v, long min, long max)
{
return v >= min && v <= max;
}
@ -385,7 +385,7 @@ static bool rt_is_raid10(struct raid_type *rt)
/* Return true, if raid type in @rt is raid4/5 */
static bool rt_is_raid45(struct raid_type *rt)
{
return _in_range(rt->level, 4, 5);
return __within_range(rt->level, 4, 5);
}
/* Return true, if raid type in @rt is raid6 */
@ -397,7 +397,7 @@ static bool rt_is_raid6(struct raid_type *rt)
/* Return true, if raid type in @rt is raid4/5/6 */
static bool rt_is_raid456(struct raid_type *rt)
{
return _in_range(rt->level, 4, 6);
return __within_range(rt->level, 4, 6);
}
/* END: raid level bools */
@ -1123,7 +1123,7 @@ static int parse_raid_params(struct raid_set *rs, struct dm_arg_set *as,
* indexes of replaced devices and to set up additional
* devices on raid level takeover.
*/
if (!_in_range(value, 0, rs->raid_disks - 1)) {
if (!__within_range(value, 0, rs->raid_disks - 1)) {
rs->ti->error = "Invalid rebuild index given";
return -EINVAL;
}
@ -1144,7 +1144,7 @@ static int parse_raid_params(struct raid_set *rs, struct dm_arg_set *as,
return -EINVAL;
}
if (!_in_range(value, 0, rs->md.raid_disks - 1)) {
if (!__within_range(value, 0, rs->md.raid_disks - 1)) {
rs->ti->error = "Invalid write_mostly index given";
return -EINVAL;
}
@ -1202,7 +1202,7 @@ static int parse_raid_params(struct raid_set *rs, struct dm_arg_set *as,
return -EINVAL;
}
/* Ensure MAX_RAID_DEVICES and raid type minimal_devs! */
if (!_in_range(abs(value), 1, MAX_RAID_DEVICES - rt->minimal_devs)) {
if (!__within_range(abs(value), 1, MAX_RAID_DEVICES - rt->minimal_devs)) {
rs->ti->error = "Too many delta_disk requested";
return -EINVAL;
}
@ -1262,7 +1262,7 @@ static int parse_raid_params(struct raid_set *rs, struct dm_arg_set *as,
return -EINVAL;
}
if (!_in_range(value, 2, rs->md.raid_disks)) {
if (!__within_range(value, 2, rs->md.raid_disks)) {
rs->ti->error = "Bad value for 'raid10_copies'";
return -EINVAL;
}
@ -1380,7 +1380,7 @@ static int rs_check_takeover(struct raid_set *rs)
return 0;
/* raid0 with multiple disks -> raid4/5/6 */
if (_in_range(mddev->new_level, 4, 6) &&
if (__within_range(mddev->new_level, 4, 6) &&
mddev->new_layout == ALGORITHM_PARITY_N &&
mddev->raid_disks > 1)
return 0;
@ -1418,14 +1418,14 @@ static int rs_check_takeover(struct raid_set *rs)
return 0;
/* raid10_{near,far} with 2 disks -> raid4/5 */
if (_in_range(mddev->new_level, 4, 5) &&
if (__within_range(mddev->new_level, 4, 5) &&
mddev->raid_disks == 2)
return 0;
break;
case 1:
/* raid1 with 2 disks -> raid4/5 */
if (_in_range(mddev->new_level, 4, 5) &&
if (__within_range(mddev->new_level, 4, 5) &&
mddev->raid_disks == 2) {
mddev->degraded = 1;
return 0;
@ -1453,7 +1453,7 @@ static int rs_check_takeover(struct raid_set *rs)
return 0;
/* raid4 -> raid5/6 with parity N */
if (_in_range(mddev->new_level, 5, 6) &&
if (__within_range(mddev->new_level, 5, 6) &&
mddev->layout == ALGORITHM_PARITY_N)
return 0;
break;
@ -1477,7 +1477,7 @@ static int rs_check_takeover(struct raid_set *rs)
/* raid5 with parity N -> raid6 with parity N */
if (mddev->new_level == 6 &&
((mddev->layout == ALGORITHM_PARITY_N && mddev->new_layout == ALGORITHM_PARITY_N) ||
_in_range(mddev->new_layout, ALGORITHM_LEFT_ASYMMETRIC_6, ALGORITHM_RIGHT_SYMMETRIC_6)))
__within_range(mddev->new_layout, ALGORITHM_LEFT_ASYMMETRIC_6, ALGORITHM_RIGHT_SYMMETRIC_6)))
return 0;
break;
@ -1495,7 +1495,7 @@ static int rs_check_takeover(struct raid_set *rs)
/* raid6_*_n with parity N -> raid5_* */
if (mddev->new_level == 5 &&
((mddev->layout == ALGORITHM_PARITY_N && mddev->new_layout == ALGORITHM_PARITY_N) ||
_in_range(mddev->new_layout, ALGORITHM_LEFT_ASYMMETRIC, ALGORITHM_RIGHT_SYMMETRIC)))
__within_range(mddev->new_layout, ALGORITHM_LEFT_ASYMMETRIC, ALGORITHM_RIGHT_SYMMETRIC)))
return 0;
default:
@ -2291,7 +2291,7 @@ static int raid_ctr(struct dm_target *ti, unsigned argc, char **argv)
if (dm_read_arg(_args + 1, &as_nrd, &num_raid_devs, &ti->error))
return -EINVAL;
if (!_in_range(num_raid_devs, 1, MAX_RAID_DEVICES)) {
if (!__within_range(num_raid_devs, 1, MAX_RAID_DEVICES)) {
ti->error = "Invalid number of supplied raid devices";
return -EINVAL;
}