#ifndef __PERF_BLOCK_RANGE_H
#define __PERF_BLOCK_RANGE_H
#include "symbol.h"
/*
* struct block_range - non-overlapping parts of basic blocks
* @node: treenode
* @start: inclusive start of range
* @end: inclusive end of range
* @is_target: @start is a jump target
* @is_branch: @end is a branch instruction
* @coverage: number of blocks that cover this range
* @taken: number of times the branch is taken (requires @is_branch)
* @pred: number of times the taken branch was predicted
*/
struct block_range {
struct rb_node node;
struct symbol *sym;
u64 start;
u64 end;
int is_target, is_branch;
u64 coverage;
u64 entry;
u64 taken;
u64 pred;
};
static inline struct block_range *block_range__next(struct block_range *br)
{
struct rb_node *n = rb_next(&br->node);
if (!n)
return NULL;
return rb_entry(n, struct block_range, node);
}
struct block_range_iter {
struct block_range *start;
struct block_range *end;
};
static inline struct block_range *block_range_iter(struct block_range_iter *iter)
{
return iter->start;
}
static inline bool block_range_iter__next(struct block_range_iter *iter)
{
if (iter->start == iter->end)
return false;
iter->start = block_range__next(iter->start);
return true;
}
static inline bool block_range_iter__valid(struct block_range_iter *iter)
{
if (!iter->start || !iter->end)
return false;
return true;
}
extern struct block_range *block_range__find(u64 addr);
extern struct block_range_iter block_range__create(u64 start, u64 end);
extern double block_range__coverage(struct block_range *br);
#endif /* __PERF_BLOCK_RANGE_H */
/refs/?id=883af14e67e8b8702b5560aa64c888c0cd0bd66c'>refslogtreecommitdiff
Merge branch 'akpm' (patches from Andrew)
Merge fixes from Andrew Morton:
"26 fixes"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (26 commits)
MAINTAINERS: add Dan Streetman to zbud maintainers
MAINTAINERS: add Dan Streetman to zswap maintainers
mm: do not export ioremap_page_range symbol for external module
mn10300: fix build error of missing fpu_save()
romfs: use different way to generate fsid for BLOCK or MTD
frv: add missing atomic64 operations
mm, page_alloc: fix premature OOM when racing with cpuset mems update
mm, page_alloc: move cpuset seqcount checking to slowpath
mm, page_alloc: fix fast-path race with cpuset update or removal
mm, page_alloc: fix check for NULL preferred_zone
kernel/panic.c: add missing \n
fbdev: color map copying bounds checking
frv: add atomic64_add_unless()
mm/mempolicy.c: do not put mempolicy before using its nodemask
radix-tree: fix private list warnings
Documentation/filesystems/proc.txt: add VmPin
mm, memcg: do not retry precharge charges
proc: add a schedule point in proc_pid_readdir()
mm: alloc_contig: re-allow CMA to compact FS pages
mm/slub.c: trace free objects at KERN_INFO
...