libperf: Move to tools/lib/perf

Move libperf from its current location under tools/perf to a separate
directory under tools/lib/.

Also change various paths (mainly includes) to reflect the libperf move
to a separate directory and add a new directory under MANIFEST.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20191206210612.8676-2-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 0 insertions, 33 deletions

diff --git a/tools/perf/lib/xyarray.c b/tools/perf/lib/xyarray.c
deleted file mode 100644
index dcd901d154bb..000000000000
--- a/tools/perf/lib/xyarray.c
+++ /dev/null
@@ -1,33 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include <internal/xyarray.h>
-#include <linux/zalloc.h>
-#include <stdlib.h>
-#include <string.h>
-
-struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size)
-{
-	size_t row_size = ylen * entry_size;
-	struct xyarray *xy = zalloc(sizeof(*xy) + xlen * row_size);
-
-	if (xy != NULL) {
-		xy->entry_size = entry_size;
-		xy->row_size   = row_size;
-		xy->entries    = xlen * ylen;
-		xy->max_x      = xlen;
-		xy->max_y      = ylen;
-	}
-
-	return xy;
-}
-
-void xyarray__reset(struct xyarray *xy)
-{
-	size_t n = xy->entries * xy->entry_size;
-
-	memset(xy->contents, 0, n);
-}
-
-void xyarray__delete(struct xyarray *xy)
-{
-	free(xy);
-}