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authorTejun Heo <tj@kernel.org>2015-02-13 22:38:02 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-14 05:21:38 (GMT)
commit9e763e0f4f94d5f9ac8928867a4399ec3b3c7e33 (patch)
tree6dc5c9445b016d30c842357a658b754cf754a046 /mm
parent5024c1d71b988ca5da94e52461626e9930015681 (diff)
mm: use %*pb[l] to print bitmaps including cpumasks and nodemasks
printk and friends can now format bitmaps using '%*pb[l]'. cpumask and nodemask also provide cpumask_pr_args() and nodemask_pr_args() respectively which can be used to generate the two printf arguments necessary to format the specified cpu/nodemask. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/mempolicy.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index c75f4dc..4721046 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2817,8 +2817,7 @@ void mpol_to_str(char *buffer, int maxlen, struct mempolicy *pol)
p += snprintf(p, buffer + maxlen - p, "relative");
}
- if (!nodes_empty(nodes)) {
- p += snprintf(p, buffer + maxlen - p, ":");
- p += nodelist_scnprintf(p, buffer + maxlen - p, nodes);
- }
+ if (!nodes_empty(nodes))
+ p += scnprintf(p, buffer + maxlen - p, ":%*pbl",
+ nodemask_pr_args(&nodes));
}

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