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authorTejun Heo <tj@kernel.org>2014-03-19 10:23:54 -0400
committerTejun Heo <tj@kernel.org>2014-03-19 10:23:54 -0400
commit4d3bb511b5f9980fc3e9ae5939ebc475b231d3fc (patch)
tree1446858f230b5e9a3d0b3f23dd5bc9bc307ef411 /block/blk-throttle.c
parent3dd06ffa9df99aa88f4e01eaa0c9d3cb362430b0 (diff)
cgroup: drop const from @buffer of cftype->write_string()
cftype->write_string() just passes on the writeable buffer from kernfs and there's no reason to add const restriction on the buffer. The only thing const achieves is unnecessarily complicating parsing of the buffer. Drop const from @buffer. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: Li Zefan <lizefan@huawei.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Cc: Daniel Borkmann <dborkman@redhat.com> Cc: Michal Hocko <mhocko@suse.cz> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Balbir Singh <bsingharora@gmail.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Diffstat (limited to 'block/blk-throttle.c')
-rw-r--r--block/blk-throttle.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 861c363e4129..033745cd7fba 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -1408,13 +1408,13 @@ static int tg_set_conf(struct cgroup_subsys_state *css, struct cftype *cft,
}
static int tg_set_conf_u64(struct cgroup_subsys_state *css, struct cftype *cft,
- const char *buf)
+ char *buf)
{
return tg_set_conf(css, cft, buf, true);
}
static int tg_set_conf_uint(struct cgroup_subsys_state *css, struct cftype *cft,
- const char *buf)
+ char *buf)
{
return tg_set_conf(css, cft, buf, false);
}