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Date: Mon, 10 Jan 2022 17:10:37 +0800 From: Wang Jianchao <jianchao.wan9@...il.com> To: axboe@...nel.dk Cc: jbacik@...com, tj@...nel.org, bvanassche@....org, linux-block@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH 04/13] cgroup: export following two interfaces From: Wang Jianchao <wangjianchao@...ishou.com> This is a preparation for making blk-rq-qos modular, there is no functional change, but just export interfaces pr_cont_cgroup_path and cgroup_parse_float. Signed-off-by: Wang Jianchao <wangjianchao@...ishou.com> --- include/linux/cgroup.h | 5 +---- kernel/cgroup/cgroup.c | 7 +++++++ 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 75c151413fda..1a67b0db00db 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -666,10 +666,7 @@ static inline void pr_cont_cgroup_name(struct cgroup *cgrp) pr_cont_kernfs_name(cgrp->kn); } -static inline void pr_cont_cgroup_path(struct cgroup *cgrp) -{ - pr_cont_kernfs_path(cgrp->kn); -} +void pr_cont_cgroup_path(struct cgroup *cgrp); static inline struct psi_group *cgroup_psi(struct cgroup *cgrp) { diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index 919194de39c8..f358d5122033 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -6597,6 +6597,13 @@ int cgroup_parse_float(const char *input, unsigned dec_shift, s64 *v) *v = whole * power_of_ten(dec_shift) + frac; return 0; } +EXPORT_SYMBOL_GPL(cgroup_parse_float); + +void pr_cont_cgroup_path(struct cgroup *cgrp) +{ + pr_cont_kernfs_path(cgrp->kn); +} +EXPORT_SYMBOL_GPL(pr_cont_cgroup_path); /* * sock->sk_cgrp_data handling. For more info, see sock_cgroup_data -- 2.17.1
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