Messages in this thread Patch in this message | | | From | Shaohua Li <> | Subject | [PATCH] intel-rdt: show mount options | Date | Wed, 30 Nov 2016 12:31:42 -0800 |
| |
Show mount options when cdp is enabled
Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Shaohua Li <shli@fb.com> --- arch/x86/kernel/cpu/intel_rdt_rdtgroup.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c index fb8e03e..49438b0 100644 --- a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c +++ b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c @@ -1034,9 +1034,19 @@ static int rdtgroup_rmdir(struct kernfs_node *kn) return ret; } +static int rdtgroup_show_options(struct seq_file *seq, + struct kernfs_root *kf_root) +{ + struct rdt_resource *r_l3data = &rdt_resources_all[RDT_RESOURCE_L3DATA]; + if (r_l3data->enabled) + seq_puts(seq, ",cdp"); + return 0; +} + static struct kernfs_syscall_ops rdtgroup_kf_syscall_ops = { .mkdir = rdtgroup_mkdir, .rmdir = rdtgroup_rmdir, + .show_options = rdtgroup_show_options, }; static int __init rdtgroup_setup_root(void) -- 2.9.3
| |