tracing/mm: rename 'trigger' file to 'dump_range'

Wu Fengguang noted that /debug/tracing/objects/mm/pages/trigger was
not very intuitively named - rename it to 'dump_range', which covers
its functionality better.

[ Impact: rename /debug/tracing file ]

Reported-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/kernel/trace/trace_mm.c b/kernel/trace/trace_mm.c
index 87123ed8357683331c5d7735698afb2cb30e727a..4bc7fc0e6b531373435c0b5488cb4cc5048b6917 100644 (file)
--- a/kernel/trace/trace_mm.c
+++ b/kernel/trace/trace_mm.c
@@ -43,7 +43,7 @@ static void trace_do_dump_pages(unsigned long pfn, struct page *page)
 }
 
 static ssize_t
-trace_mm_trigger_read(struct file *filp, char __user *ubuf, size_t cnt,
+trace_mm_dump_range_read(struct file *filp, char __user *ubuf, size_t cnt,
                 loff_t *ppos)
 {
        return simple_read_from_buffer(ubuf, cnt, ppos, "0\n", 2);
@@ -51,7 +51,7 @@ trace_mm_trigger_read(struct file *filp, char __user *ubuf, size_t cnt,
 
 
 static ssize_t
-trace_mm_trigger_write(struct file *filp, const char __user *ubuf, size_t cnt,
+trace_mm_dump_range_write(struct file *filp, const char __user *ubuf, size_t cnt,
                       loff_t *ppos)
 {
        unsigned long val, start, end;
@@ -91,8 +91,8 @@ trace_mm_trigger_write(struct file *filp, const char __user *ubuf, size_t cnt,
 
 static const struct file_operations trace_mm_fops = {
        .open           = tracing_open_generic,
-       .read           = trace_mm_trigger_read,
-       .write          = trace_mm_trigger_write,
+       .read           = trace_mm_dump_range_read,
+       .write          = trace_mm_dump_range_write,
 };
 
 /* move this into trace_objects.c when that file is created */
@@ -164,7 +164,7 @@ static __init int trace_objects_mm_init(void)
        if (!d_pages)
                return 0;
 
-       trace_create_file("trigger", 0600, d_pages, NULL,
+       trace_create_file("dump_range", 0600, d_pages, NULL,
                          &trace_mm_fops);
 
        return 0;