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authorIngo Molnar <mingo@kernel.org>2020-02-05 08:44:22 +0100
committerIngo Molnar <mingo@kernel.org>2020-02-05 08:44:22 +0100
commitfdff7c21ea00787e3f70a1a00b40b88eb998c6ad (patch)
tree03016a8375e849e2c39dec8a15d660055bb16a8c /tools/perf/lib/include/internal/mmap.h
parentf1ec3a517b4352e78dbef6b1e591f43202ecb3fe (diff)
parentb3a6082223369203d7e7db7e81253ac761377644 (diff)
Merge branch 'linus' into perf/urgent, to synchronize with upstream
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/lib/include/internal/mmap.h')
-rw-r--r--tools/perf/lib/include/internal/mmap.h55
1 files changed, 0 insertions, 55 deletions
diff --git a/tools/perf/lib/include/internal/mmap.h b/tools/perf/lib/include/internal/mmap.h
deleted file mode 100644
index be7556e0a2b2..000000000000
--- a/tools/perf/lib/include/internal/mmap.h
+++ /dev/null
@@ -1,55 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __LIBPERF_INTERNAL_MMAP_H
-#define __LIBPERF_INTERNAL_MMAP_H
-
-#include <linux/compiler.h>
-#include <linux/refcount.h>
-#include <linux/types.h>
-#include <stdbool.h>
-
-/* perf sample has 16 bits size limit */
-#define PERF_SAMPLE_MAX_SIZE (1 << 16)
-
-struct perf_mmap;
-
-typedef void (*libperf_unmap_cb_t)(struct perf_mmap *map);
-
-/**
- * struct perf_mmap - perf's ring buffer mmap details
- *
- * @refcnt - e.g. code using PERF_EVENT_IOC_SET_OUTPUT to share this
- */
-struct perf_mmap {
- void *base;
- int mask;
- int fd;
- int cpu;
- refcount_t refcnt;
- u64 prev;
- u64 start;
- u64 end;
- bool overwrite;
- u64 flush;
- libperf_unmap_cb_t unmap_cb;
- char event_copy[PERF_SAMPLE_MAX_SIZE] __aligned(8);
- struct perf_mmap *next;
-};
-
-struct perf_mmap_param {
- int prot;
- int mask;
-};
-
-size_t perf_mmap__mmap_len(struct perf_mmap *map);
-
-void perf_mmap__init(struct perf_mmap *map, struct perf_mmap *prev,
- bool overwrite, libperf_unmap_cb_t unmap_cb);
-int perf_mmap__mmap(struct perf_mmap *map, struct perf_mmap_param *mp,
- int fd, int cpu);
-void perf_mmap__munmap(struct perf_mmap *map);
-void perf_mmap__get(struct perf_mmap *map);
-void perf_mmap__put(struct perf_mmap *map);
-
-u64 perf_mmap__read_head(struct perf_mmap *map);
-
-#endif /* __LIBPERF_INTERNAL_MMAP_H */