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| author | Liu Shixin <liushixin2@huawei.com> | 2022-09-13 18:10:36 +0800 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2022-09-19 16:39:47 +0200 |
| commit | 6f674034b467dc231c99ea34abf4a3f6434ff766 (patch) | |
| tree | 1f9cb81360842a9c7c63c93fbe9ca14a821b19ec /arch | |
| parent | 5c5a4682e96a424c7d6b071b5832b5068ce29107 (diff) | |
| download | lwn-6f674034b467dc231c99ea34abf4a3f6434ff766.tar.gz lwn-6f674034b467dc231c99ea34abf4a3f6434ff766.zip | |
mips: cavium: convert to DEFINE_SHOW_ATTRIBUTE
Use DEFINE_SHOW_ATTRIBUTE helper macro to simplify the code.
Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/cavium-octeon/oct_ilm.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/arch/mips/cavium-octeon/oct_ilm.c b/arch/mips/cavium-octeon/oct_ilm.c index 6a4694538bb6..dc05262e85ff 100644 --- a/arch/mips/cavium-octeon/oct_ilm.c +++ b/arch/mips/cavium-octeon/oct_ilm.c @@ -28,7 +28,7 @@ struct latency_info { static struct latency_info li; static struct dentry *dir; -static int show_latency(struct seq_file *m, void *v) +static int oct_ilm_show(struct seq_file *m, void *v) { u64 cpuclk, avg, max, min; struct latency_info curr_li = li; @@ -43,18 +43,7 @@ static int show_latency(struct seq_file *m, void *v) curr_li.interrupt_cnt, avg, max, min); return 0; } - -static int oct_ilm_open(struct inode *inode, struct file *file) -{ - return single_open(file, show_latency, NULL); -} - -static const struct file_operations oct_ilm_ops = { - .open = oct_ilm_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(oct_ilm); static int reset_statistics(void *data, u64 value) { @@ -67,7 +56,7 @@ DEFINE_DEBUGFS_ATTRIBUTE(reset_statistics_ops, NULL, reset_statistics, "%llu\n") static void init_debugfs(void) { dir = debugfs_create_dir("oct_ilm", 0); - debugfs_create_file("statistics", 0222, dir, NULL, &oct_ilm_ops); + debugfs_create_file("statistics", 0222, dir, NULL, &oct_ilm_fops); debugfs_create_file("reset", 0222, dir, NULL, &reset_statistics_ops); } |