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Another minor optimization to sensors_read_dynamic_chip():

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* We don't need a temporary structure for the feature being
  currently processed. Instead we can work on the large sparse
  array directly.


git-svn-id: http://lm-sensors.org/svn/lm-sensors/branches/lm-sensors-3.0.0@4764 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare
2007-09-05 08:29:36 +00:00
parent 75bd19ec34
commit 5c121e2b74
1 changed files with 13 additions and 18 deletions
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31
lib/sysfs.c
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@@ -84,7 +84,6 @@ static int sensors_read_dynamic_chip(sensors_chip_features *chip,
sensors_fatal_error(__FUNCTION__, "Out of memory");
dlist_for_each_data(attrs, attr, struct sysfs_attribute) {
sensors_chip_feature feature;
name = attr->name;
int nr;
@@ -92,14 +91,6 @@ static int sensors_read_dynamic_chip(sensors_chip_features *chip,
if (type == SENSORS_FEATURE_UNKNOWN)
continue;
memset(&feature, 0, sizeof(sensors_chip_feature));
/* check for _input extension and remove */
i = strlen(name);
if (i > 6 && !strcmp(name + i - 6, "_input"))
feature.data.name = strndup(name, i-6);
else
feature.data.name = strdup(name);
/* Adjust the channel number */
switch (type & 0xFF00) {
case SENSORS_FEATURE_FAN:
@@ -113,7 +104,6 @@ static int sensors_read_dynamic_chip(sensors_chip_features *chip,
fprintf(stderr, "libsensors error, more sensors of one"
" type then MAX_SENSORS_PER_TYPE, ignoring "
"feature: %s\n", name);
free(feature.data.name);
continue;
}
@@ -132,29 +122,34 @@ static int sensors_read_dynamic_chip(sensors_chip_features *chip,
fprintf(stderr, "libsensors error, trying to add dupli"
"cate feature: %s to dynamic feature table\n",
name);
free(feature.data.name);
continue;
}
/* fill in the other feature members */
feature.data.type = type;
/* fill in the feature members */
features[i].data.type = type;
/* check for _input extension and remove */
nr = strlen(name);
if (nr > 6 && !strcmp(name + nr - 6, "_input"))
features[i].data.name = strndup(name, nr - 6);
else
features[i].data.name = strdup(name);
if ((type & 0x00FF) == 0) {
/* main feature */
feature.data.mapping = SENSORS_NO_MAPPING;
features[i].data.mapping = SENSORS_NO_MAPPING;
} else {
/* sub feature */
/* The mapping is set below after numbering */
if (!(type & 0x10))
feature.data.flags |= SENSORS_COMPUTE_MAPPING;
features[i].data.flags |= SENSORS_COMPUTE_MAPPING;
}
if (attr->method & SYSFS_METHOD_SHOW)
feature.data.flags |= SENSORS_MODE_R;
features[i].data.flags |= SENSORS_MODE_R;
if (attr->method & SYSFS_METHOD_STORE)
feature.data.flags |= SENSORS_MODE_W;
features[i].data.flags |= SENSORS_MODE_W;
features[i] = feature;
fnum++;
}