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| author |   Yangtao Li <tiny.windzz@gmail.com> | 2018-12-01 22:28:11 -0500 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-12-13 10:42:23 +0100 |
| commit | ca92b93d17f8c546d10ae175430fb22d6bd2d60b (patch) | |
| tree | 1fe4df086df55f44715e309a105410d7c45e7fde /drivers/s390/cio | |
| parent | s390: use common bust_spinlocks() (diff) | |
| download | linux-dev-ca92b93d17f8c546d10ae175430fb22d6bd2d60b.tar.xz linux-dev-ca92b93d17f8c546d10ae175430fb22d6bd2d60b.zip | |
s390: convert to DEFINE_SHOW_ATTRIBUTE
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Sebastian Ott <sebott@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio')
| -rw-r--r-- | drivers/s390/cio/qdio_debug.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c index 68a82f3e2e92..040061f2bfff 100644 --- a/drivers/s390/cio/qdio_debug.c +++ b/drivers/s390/cio/qdio_debug.c @@ -190,19 +190,7 @@ static int qstat_show(struct seq_file *m, void *v) return 0; } -static int qstat_seq_open(struct inode *inode, struct file *filp) -{ - return single_open(filp, qstat_show, - file_inode(filp)->i_private); -} - -static const struct file_operations debugfs_fops = { - .owner = THIS_MODULE, - .open = qstat_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(qstat); static char *qperf_names[] = { "Assumed adapter interrupts", @@ -306,7 +294,7 @@ static void setup_debugfs_entry(struct qdio_q *q) q->is_input_q ? "input" : "output", q->nr); q->debugfs_q = debugfs_create_file(name, S_IFREG | S_IRUGO | S_IWUSR, - q->irq_ptr->debugfs_dev, q, &debugfs_fops); + q->irq_ptr->debugfs_dev, q, &qstat_fops); if (IS_ERR(q->debugfs_q)) q->debugfs_q = NULL; } |