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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-02-22 08:07:13 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-02-23 15:46:34 +0100
commitf2eb478f2f322217aa642e11c1cc011f99c797e6 (patch)
treef71c2db5e8a403e2f397c6a5fcaa9556e559e1fa /arch/x86/kernel/cpu/resctrl/rdtgroup.c
parentdriver core: cleanup double words comments (diff)
downloadlinux-dev-f2eb478f2f322217aa642e11c1cc011f99c797e6.tar.xz
linux-dev-f2eb478f2f322217aa642e11c1cc011f99c797e6.zip
kernfs: move struct kernfs_root out of the public view.
There is no need to have struct kernfs_root be part of kernfs.h for the whole kernel to see and poke around it. Move it internal to kernfs code and provide a helper function, kernfs_root_to_node(), to handle the one field that kernfs users were directly accessing from the structure. Cc: Imran Khan <imran.f.khan@oracle.com> Acked-by: Tejun Heo <tj@kernel.org> Link: https://lore.kernel.org/r/20220222070713.3517679-1-gregkh@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to '')
-rw-r--r--arch/x86/kernel/cpu/resctrl/rdtgroup.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
index b57b3db9a6a7..83f901e2c2df 100644
--- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c
+++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
@@ -3221,13 +3221,13 @@ static int __init rdtgroup_setup_root(void)
list_add(&rdtgroup_default.rdtgroup_list, &rdt_all_groups);
- ret = rdtgroup_add_files(rdt_root->kn, RF_CTRL_BASE);
+ ret = rdtgroup_add_files(kernfs_root_to_node(rdt_root), RF_CTRL_BASE);
if (ret) {
kernfs_destroy_root(rdt_root);
goto out;
}
- rdtgroup_default.kn = rdt_root->kn;
+ rdtgroup_default.kn = kernfs_root_to_node(rdt_root);
kernfs_activate(rdtgroup_default.kn);
out: