mirror of https://gitee.com/openkylin/linux.git
of: overlay: rename identifiers in dup_and_fixup_symbol_prop()
More renaming of identifiers to better reflect what they do. Signed-off-by: Frank Rowand <frank.rowand@sony.com> Signed-off-by: Rob Herring <robh@kernel.org>
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@ -90,17 +90,29 @@ static int overlay_notify(struct overlay_changeset *ovcs,
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return 0;
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return 0;
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}
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}
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/*
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* The properties in the "/__symbols__" node are "symbols".
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*
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* The value of properties in the "/__symbols__" node is the path of a
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* node in the subtree of a fragment node's "__overlay__" node, for
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* example "/fragment@0/__overlay__/symbol_path_tail". Symbol_path_tail
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* can be a single node or it may be a multi-node path.
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*
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* The duplicated property value will be modified by replacing the
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* "/fragment_name/__overlay/" portion of the value with the target
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* path from the fragment node.
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*/
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static struct property *dup_and_fixup_symbol_prop(
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static struct property *dup_and_fixup_symbol_prop(
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struct overlay_changeset *ovcs, const struct property *prop)
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struct overlay_changeset *ovcs, const struct property *prop)
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{
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{
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struct fragment *fragment;
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struct fragment *fragment;
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struct property *new;
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struct property *new;
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const char *overlay_name;
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const char *overlay_name;
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char *label_path;
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char *symbol_path_tail;
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char *symbol_path;
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char *symbol_path;
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const char *target_path;
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const char *target_path;
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int k;
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int k;
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int label_path_len;
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int symbol_path_tail_len;
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int overlay_name_len;
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int overlay_name_len;
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int target_path_len;
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int target_path_len;
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@ -126,18 +138,18 @@ static struct property *dup_and_fixup_symbol_prop(
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target_path = fragment->target->full_name;
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target_path = fragment->target->full_name;
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target_path_len = strlen(target_path);
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target_path_len = strlen(target_path);
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label_path = symbol_path + overlay_name_len;
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symbol_path_tail = symbol_path + overlay_name_len;
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label_path_len = strlen(label_path);
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symbol_path_tail_len = strlen(symbol_path_tail);
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new->name = kstrdup(prop->name, GFP_KERNEL);
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new->name = kstrdup(prop->name, GFP_KERNEL);
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new->length = target_path_len + label_path_len + 1;
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new->length = target_path_len + symbol_path_tail_len + 1;
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new->value = kzalloc(new->length, GFP_KERNEL);
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new->value = kzalloc(new->length, GFP_KERNEL);
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if (!new->name || !new->value)
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if (!new->name || !new->value)
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goto err_free;
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goto err_free;
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strcpy(new->value, target_path);
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strcpy(new->value, target_path);
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strcpy(new->value + target_path_len, label_path);
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strcpy(new->value + target_path_len, symbol_path_tail);
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of_property_set_flag(new, OF_DYNAMIC);
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of_property_set_flag(new, OF_DYNAMIC);
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