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perf/urgent fixes 

.  Fix numa topology printing, from Namhyung Kim.
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Pull perf/urgent fixes from Arnaldo Carvalho de Melo:

 *  Fix numa topology printing, from Namhyung Kim.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2012-11-13 18:51:51 +01:00
parent 0d855354ea f787d9519f
commit 18423d3562
2 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
tools/perf/util/header.c
View File

@ -1378,6 +1378,8 @@ static void print_numa_topology(struct perf_header *ph, int fd __maybe_unused,
str = tmp + 1;
fprintf(fp, "# node%u cpu list : %s\n", c, str);
str += strlen(str) + 1;
}
return;
error:

8
tools/perf/util/strbuf.c
View File

@ -90,17 +90,17 @@ void strbuf_addf(struct strbuf *sb, const char *fmt, ...)
if (!strbuf_avail(sb))
strbuf_grow(sb, 64);
va_start(ap, fmt);
len = vscnprintf(sb->buf + sb->len, sb->alloc - sb->len, fmt, ap);
len = vsnprintf(sb->buf + sb->len, sb->alloc - sb->len, fmt, ap);
va_end(ap);
if (len < 0)
die("your vscnprintf is broken");
die("your vsnprintf is broken");
if (len > strbuf_avail(sb)) {
strbuf_grow(sb, len);
va_start(ap, fmt);
len = vscnprintf(sb->buf + sb->len, sb->alloc - sb->len, fmt, ap);
len = vsnprintf(sb->buf + sb->len, sb->alloc - sb->len, fmt, ap);
va_end(ap);
if (len > strbuf_avail(sb)) {
die("this should not happen, your snprintf is broken");
die("this should not happen, your vsnprintf is broken");
}
}
strbuf_setlen(sb, sb->len + len);