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tools/mm/slabinfo: Fix trace disable logic inversion

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The disable trace path in slab_debug() had a logic error where it would
set trace=1 instead of trace=0. This made trace functionality permanently
enabled once turned on for any slab cache.

Fixes: a87615b8f9 ("SLUB: slabinfo upgrade")
Cc: stable@vger.kernel.org
Reviewed-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Xuewen Wang <wangxuewen@kylinos.cn>
WARNING: From:/Signed-off-by: email address mismatch: 'From: wangxuewen <18810879172@163.com>' != 'Signed-off-by: wangxuewen <wangxuewen@kylinos.cn>'
Link: https://patch.msgid.link/20260518062159.80664-2-wangxuewen@kylinos.cn
Signed-off-by: Vlastimil Babka (SUSE) <vbabka@kernel.org>
This commit is contained in:
Xuewen Wang 2026-05-18 14:21:57 +08:00 committed by Vlastimil Babka (SUSE)
parent 49e2a3d856
commit 235ab68d67
1 changed files with 1 additions and 1 deletions
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2
tools/mm/slabinfo.c
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@ -798,7 +798,7 @@ static void slab_debug(struct slabinfo *s)
fprintf(stderr, "%s can only enable trace for one slab at a time\n", s->name);
}
if (!tracing && s->trace)
set_obj(s, "trace", 1);
set_obj(s, "trace", 0);
}
static void totals(void)