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3ce311afb5
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>
36 lines
788 B
C
36 lines
788 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __LIBPERF_INTERNAL_XYARRAY_H
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#define __LIBPERF_INTERNAL_XYARRAY_H
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#include <linux/compiler.h>
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#include <sys/types.h>
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struct xyarray {
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size_t row_size;
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size_t entry_size;
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size_t entries;
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size_t max_x;
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size_t max_y;
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char contents[] __aligned(8);
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};
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struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size);
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void xyarray__delete(struct xyarray *xy);
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void xyarray__reset(struct xyarray *xy);
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static inline void *xyarray__entry(struct xyarray *xy, int x, int y)
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{
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return &xy->contents[x * xy->row_size + y * xy->entry_size];
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}
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static inline int xyarray__max_y(struct xyarray *xy)
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{
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return xy->max_y;
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}
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static inline int xyarray__max_x(struct xyarray *xy)
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{
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return xy->max_x;
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}
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#endif /* __LIBPERF_INTERNAL_XYARRAY_H */
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