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55ecd6310f
At the cost of an extra pointer, we can avoid the O(logN) cost of finding the first element in the tree (smallest node), which is something required for nearly every in/srcline callchain node deletion (in/srcline__tree_delete()). Signed-off-by: Davidlohr Bueso <dbueso@suse.de> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/20181206191819.30182-4-dave@stgolabs.net Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
57 lines
1.8 KiB
C
57 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef PERF_SRCLINE_H
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#define PERF_SRCLINE_H
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#include <linux/list.h>
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#include <linux/rbtree.h>
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#include <linux/types.h>
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struct dso;
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struct symbol;
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extern bool srcline_full_filename;
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char *get_srcline(struct dso *dso, u64 addr, struct symbol *sym,
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bool show_sym, bool show_addr, u64 ip);
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char *__get_srcline(struct dso *dso, u64 addr, struct symbol *sym,
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bool show_sym, bool show_addr, bool unwind_inlines,
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u64 ip);
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void free_srcline(char *srcline);
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char *get_srcline_split(struct dso *dso, u64 addr, unsigned *line);
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/* insert the srcline into the DSO, which will take ownership */
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void srcline__tree_insert(struct rb_root_cached *tree, u64 addr, char *srcline);
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/* find previously inserted srcline */
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char *srcline__tree_find(struct rb_root_cached *tree, u64 addr);
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/* delete all srclines within the tree */
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void srcline__tree_delete(struct rb_root_cached *tree);
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#define SRCLINE_UNKNOWN ((char *) "??:0")
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struct inline_list {
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struct symbol *symbol;
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char *srcline;
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struct list_head list;
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};
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struct inline_node {
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u64 addr;
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struct list_head val;
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struct rb_node rb_node;
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};
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/* parse inlined frames for the given address */
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struct inline_node *dso__parse_addr_inlines(struct dso *dso, u64 addr,
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struct symbol *sym);
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/* free resources associated to the inline node list */
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void inline_node__delete(struct inline_node *node);
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/* insert the inline node list into the DSO, which will take ownership */
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void inlines__tree_insert(struct rb_root_cached *tree,
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struct inline_node *inlines);
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/* find previously inserted inline node list */
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struct inline_node *inlines__tree_find(struct rb_root_cached *tree, u64 addr);
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/* delete all nodes within the tree of inline_node s */
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void inlines__tree_delete(struct rb_root_cached *tree);
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#endif /* PERF_SRCLINE_H */
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