69aad6f1ee
Out of ad-hoc code and global arrays with hard coded sizes.
This is the first step on having a library that will be first
used on regression tests in the 'perf test' tool.
[acme@felicio linux]$ size /tmp/perf.before
text data bss dec hex filename
1273776 97384 5104416 6475576 62cf38 /tmp/perf.before
[acme@felicio linux]$ size /tmp/perf.new
text data bss dec hex filename
1275422 97416 1392416 2765254 2a31c6 /tmp/perf.new
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
21 lines
364 B
C
21 lines
364 B
C
#include "xyarray.h"
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#include "util.h"
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struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size)
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{
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size_t row_size = ylen * entry_size;
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struct xyarray *xy = zalloc(sizeof(*xy) + xlen * row_size);
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if (xy != NULL) {
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xy->entry_size = entry_size;
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xy->row_size = row_size;
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}
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return xy;
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}
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void xyarray__delete(struct xyarray *xy)
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{
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free(xy);
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}
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