diff options
author | David Howells <dhowells@redhat.com> | 2009-12-01 15:36:11 +0000 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-01 08:20:31 -0800 |
commit | f13a48bd798a159291ca583b95453171b88b7448 (patch) | |
tree | a644293386e30ed5ab297e5943e57658e1d11e6a /kernel | |
parent | df87f8c06c7f562ef9d93b9d674eebf2ffb96f6a (diff) | |
download | linux-f13a48bd798a159291ca583b95453171b88b7448.tar.bz2 |
SLOW_WORK: Move slow_work's proc file to debugfs
Move slow_work's debugging proc file to debugfs.
Signed-off-by: David Howells <dhowells@redhat.com>
Requested-and-acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/Makefile | 2 | ||||
-rw-r--r-- | kernel/slow-work-debugfs.c (renamed from kernel/slow-work-proc.c) | 4 | ||||
-rw-r--r-- | kernel/slow-work.c | 18 | ||||
-rw-r--r-- | kernel/slow-work.h | 6 |
4 files changed, 18 insertions, 12 deletions
diff --git a/kernel/Makefile b/kernel/Makefile index 776ffed1556d..d7c13d249b2d 100644 --- a/kernel/Makefile +++ b/kernel/Makefile @@ -94,7 +94,7 @@ obj-$(CONFIG_X86_DS) += trace/ obj-$(CONFIG_RING_BUFFER) += trace/ obj-$(CONFIG_SMP) += sched_cpupri.o obj-$(CONFIG_SLOW_WORK) += slow-work.o -obj-$(CONFIG_SLOW_WORK_PROC) += slow-work-proc.o +obj-$(CONFIG_SLOW_WORK_DEBUG) += slow-work-debugfs.o obj-$(CONFIG_PERF_EVENTS) += perf_event.o ifneq ($(CONFIG_SCHED_OMIT_FRAME_POINTER),y) diff --git a/kernel/slow-work-proc.c b/kernel/slow-work-debugfs.c index 3988032571f5..e45c43645298 100644 --- a/kernel/slow-work-proc.c +++ b/kernel/slow-work-debugfs.c @@ -57,7 +57,7 @@ static void slow_work_print_mark(struct seq_file *m, struct slow_work *work) } /* - * Describe a slow work item for /proc + * Describe a slow work item for debugfs */ static int slow_work_runqueue_show(struct seq_file *m, void *v) { @@ -211,7 +211,7 @@ static const struct seq_operations slow_work_runqueue_ops = { }; /* - * open "/proc/slow_work_rq" to list queue contents + * open "/sys/kernel/debug/slow_work/runqueue" to list queue contents */ static int slow_work_runqueue_open(struct inode *inode, struct file *file) { diff --git a/kernel/slow-work.c b/kernel/slow-work.c index b5c17f15f9de..00889bd3c590 100644 --- a/kernel/slow-work.c +++ b/kernel/slow-work.c @@ -16,7 +16,7 @@ #include <linux/kthread.h> #include <linux/freezer.h> #include <linux/wait.h> -#include <linux/proc_fs.h> +#include <linux/debugfs.h> #include "slow-work.h" static void slow_work_cull_timeout(unsigned long); @@ -138,7 +138,7 @@ static void slow_work_clear_thread_processing(int id) {} /* * Data for tracking currently executing items for indication through /proc */ -#ifdef CONFIG_SLOW_WORK_PROC +#ifdef CONFIG_SLOW_WORK_DEBUG struct slow_work *slow_work_execs[SLOW_WORK_THREAD_LIMIT]; pid_t slow_work_pids[SLOW_WORK_THREAD_LIMIT]; DEFINE_RWLOCK(slow_work_execs_lock); @@ -823,7 +823,7 @@ static void slow_work_new_thread_execute(struct slow_work *work) static const struct slow_work_ops slow_work_new_thread_ops = { .owner = THIS_MODULE, .execute = slow_work_new_thread_execute, -#ifdef CONFIG_SLOW_WORK_PROC +#ifdef CONFIG_SLOW_WORK_DEBUG .desc = slow_work_new_thread_desc, #endif }; @@ -1055,9 +1055,15 @@ static int __init init_slow_work(void) if (slow_work_max_max_threads < nr_cpus * 2) slow_work_max_max_threads = nr_cpus * 2; #endif -#ifdef CONFIG_SLOW_WORK_PROC - proc_create("slow_work_rq", S_IFREG | 0400, NULL, - &slow_work_runqueue_fops); +#ifdef CONFIG_SLOW_WORK_DEBUG + { + struct dentry *dbdir; + + dbdir = debugfs_create_dir("slow_work", NULL); + if (dbdir && !IS_ERR(dbdir)) + debugfs_create_file("runqueue", S_IFREG | 0400, dbdir, + NULL, &slow_work_runqueue_fops); + } #endif return 0; } diff --git a/kernel/slow-work.h b/kernel/slow-work.h index 3c2f007f3ad6..321f3c59d732 100644 --- a/kernel/slow-work.h +++ b/kernel/slow-work.h @@ -19,7 +19,7 @@ /* * slow-work.c */ -#ifdef CONFIG_SLOW_WORK_PROC +#ifdef CONFIG_SLOW_WORK_DEBUG extern struct slow_work *slow_work_execs[]; extern pid_t slow_work_pids[]; extern rwlock_t slow_work_execs_lock; @@ -30,9 +30,9 @@ extern struct list_head vslow_work_queue; extern spinlock_t slow_work_queue_lock; /* - * slow-work-proc.c + * slow-work-debugfs.c */ -#ifdef CONFIG_SLOW_WORK_PROC +#ifdef CONFIG_SLOW_WORK_DEBUG extern const struct file_operations slow_work_runqueue_fops; extern void slow_work_new_thread_desc(struct slow_work *, struct seq_file *); |