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authorTejun Heo <tj@kernel.org>2014-09-08 09:51:30 +0900
committerTejun Heo <tj@kernel.org>2014-09-08 09:51:30 +0900
commita34375ef9e65340a138fc0be287de5c940d260fc (patch)
tree2e21b63d7c9240620a59090aa97e1d7c6df95b8c /kernel/cgroup.c
parent20ae00792c6f1f18fc4fc5965445a145df92827e (diff)
downloadop-kernel-dev-a34375ef9e65340a138fc0be287de5c940d260fc.zip
op-kernel-dev-a34375ef9e65340a138fc0be287de5c940d260fc.tar.gz
percpu-refcount: add @gfp to percpu_ref_init()
Percpu allocator now supports allocation mask. Add @gfp to percpu_ref_init() so that !GFP_KERNEL allocation masks can be used with percpu_refs too. This patch doesn't make any functional difference. v2: blk-mq conversion was missing. Updated. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Kent Overstreet <koverstreet@google.com> Cc: Benjamin LaHaise <bcrl@kvack.org> Cc: Li Zefan <lizefan@huawei.com> Cc: Nicholas A. Bellinger <nab@linux-iscsi.org> Cc: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'kernel/cgroup.c')
-rw-r--r--kernel/cgroup.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 7dc8788..589b4d8 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1628,7 +1628,7 @@ static int cgroup_setup_root(struct cgroup_root *root, unsigned int ss_mask)
goto out;
root_cgrp->id = ret;
- ret = percpu_ref_init(&root_cgrp->self.refcnt, css_release);
+ ret = percpu_ref_init(&root_cgrp->self.refcnt, css_release, GFP_KERNEL);
if (ret)
goto out;
@@ -4487,7 +4487,7 @@ static int create_css(struct cgroup *cgrp, struct cgroup_subsys *ss,
init_and_link_css(css, ss, cgrp);
- err = percpu_ref_init(&css->refcnt, css_release);
+ err = percpu_ref_init(&css->refcnt, css_release, GFP_KERNEL);
if (err)
goto err_free_css;
@@ -4555,7 +4555,7 @@ static int cgroup_mkdir(struct kernfs_node *parent_kn, const char *name,
goto out_unlock;
}
- ret = percpu_ref_init(&cgrp->self.refcnt, css_release);
+ ret = percpu_ref_init(&cgrp->self.refcnt, css_release, GFP_KERNEL);
if (ret)
goto out_free_cgrp;
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