[lustre-devel] [PATCH 09/13] staging: lustre: remove ldebugfs_obd_seq_create() wrapper function
Greg Kroah-Hartman
gregkh at linuxfoundation.org
Tue May 29 07:29:43 PDT 2018
It was just calling debugfs_create_file() so unwind things and just call
the real function instead. This ends up saving a number of lines as
there was never any error handling happening anyway, so that all can be
removed as well.
Cc: Oleg Drokin <oleg.drokin at intel.com>
Cc: Andreas Dilger <andreas.dilger at intel.com>
Cc: James Simmons <jsimmons at infradead.org>
Cc: Quentin Bouget <quentin.bouget at cea.fr>
Cc: Ben Evans <bevans at cray.com>
Cc: NeilBrown <neilb at suse.com>
Cc: Arushi Singhal <arushisinghal19971997 at gmail.com>
Cc: Arvind Yadav <arvind.yadav.cs at gmail.com>
Cc: Julia Lawall <julia.lawall at lip6.fr>
Cc: Dafna Hirschfeld <dafna3 at gmail.com>
Cc: Mathias Rav <mathiasrav at gmail.com>
Cc: "Gustavo A. R. Silva" <garsilva at embeddedor.com>
Cc: Roman Storozhenko <romeusmeister at gmail.com>
Cc: lustre-devel at lists.lustre.org
Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
.../lustre/lustre/include/lprocfs_status.h | 6 ------
.../lustre/lustre/obdclass/lprocfs_status.c | 11 ----------
drivers/staging/lustre/lustre/osc/lproc_osc.c | 10 +++------
.../staging/lustre/lustre/osc/osc_internal.h | 2 +-
.../staging/lustre/lustre/ptlrpc/sec_lproc.c | 21 ++++---------------
5 files changed, 8 insertions(+), 42 deletions(-)
diff --git a/drivers/staging/lustre/lustre/include/lprocfs_status.h b/drivers/staging/lustre/lustre/include/lprocfs_status.h
index 54abcc2eaeb6..cc230c520189 100644
--- a/drivers/staging/lustre/lustre/include/lprocfs_status.h
+++ b/drivers/staging/lustre/lustre/include/lprocfs_status.h
@@ -465,12 +465,6 @@ int lprocfs_obd_setup(struct obd_device *obd, struct lprocfs_vars *list,
const struct attribute_group *attrs);
int lprocfs_obd_cleanup(struct obd_device *obd);
-int ldebugfs_obd_seq_create(struct obd_device *dev,
- const char *name,
- umode_t mode,
- const struct file_operations *seq_fops,
- void *data);
-
/* Generic callbacks */
int lprocfs_rd_uint(struct seq_file *m, void *data);
diff --git a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
index 6e0ea4e76a1b..6e306cafa95a 100644
--- a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
+++ b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
@@ -1538,17 +1538,6 @@ char *lprocfs_find_named_value(const char *buffer, const char *name,
}
EXPORT_SYMBOL(lprocfs_find_named_value);
-int ldebugfs_obd_seq_create(struct obd_device *dev,
- const char *name,
- umode_t mode,
- const struct file_operations *seq_fops,
- void *data)
-{
- debugfs_create_file(name, mode, dev->obd_debugfs_entry, data, seq_fops);
- return 0;
-}
-EXPORT_SYMBOL_GPL(ldebugfs_obd_seq_create);
-
void lprocfs_oh_tally(struct obd_histogram *oh, unsigned int value)
{
if (value >= OBD_HIST_MAX)
diff --git a/drivers/staging/lustre/lustre/osc/lproc_osc.c b/drivers/staging/lustre/lustre/osc/lproc_osc.c
index 31f49f3fca59..6a705bc5420c 100644
--- a/drivers/staging/lustre/lustre/osc/lproc_osc.c
+++ b/drivers/staging/lustre/lustre/osc/lproc_osc.c
@@ -801,16 +801,12 @@ static ssize_t osc_stats_seq_write(struct file *file,
LPROC_SEQ_FOPS(osc_stats);
-int lproc_osc_attach_seqstat(struct obd_device *dev)
+void lproc_osc_attach_seqstat(struct obd_device *dev)
{
- int rc;
-
debugfs_create_file("osc_stats", 0644, dev->obd_debugfs_entry, dev,
&osc_stats_fops);
- rc = ldebugfs_obd_seq_create(dev, "rpc_stats", 0644,
- &osc_rpc_stats_fops, dev);
-
- return rc;
+ debugfs_create_file("rpc_stats", 0644, dev->obd_debugfs_entry, dev,
+ &osc_rpc_stats_fops);
}
static struct attribute *osc_attrs[] = {
diff --git a/drivers/staging/lustre/lustre/osc/osc_internal.h b/drivers/staging/lustre/lustre/osc/osc_internal.h
index fca020568c19..4ddba1354bef 100644
--- a/drivers/staging/lustre/lustre/osc/osc_internal.h
+++ b/drivers/staging/lustre/lustre/osc/osc_internal.h
@@ -141,7 +141,7 @@ unsigned long osc_ldlm_weigh_ast(struct ldlm_lock *dlmlock);
int osc_setup(struct obd_device *obd, struct lustre_cfg *lcfg);
-int lproc_osc_attach_seqstat(struct obd_device *dev);
+void lproc_osc_attach_seqstat(struct obd_device *dev);
void lprocfs_osc_init_vars(struct lprocfs_static_vars *lvars);
extern struct lu_device_type osc_device_type;
diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_lproc.c b/drivers/staging/lustre/lustre/ptlrpc/sec_lproc.c
index fd609b63d2de..cd1bb3dabb63 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/sec_lproc.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/sec_lproc.c
@@ -133,8 +133,6 @@ LPROC_SEQ_FOPS_RO(sptlrpc_ctxs_lprocfs);
int sptlrpc_lprocfs_cliobd_attach(struct obd_device *dev)
{
- int rc;
-
if (strcmp(dev->obd_type->typ_name, LUSTRE_OSC_NAME) != 0 &&
strcmp(dev->obd_type->typ_name, LUSTRE_MDC_NAME) != 0 &&
strcmp(dev->obd_type->typ_name, LUSTRE_MGC_NAME) != 0) {
@@ -143,21 +141,10 @@ int sptlrpc_lprocfs_cliobd_attach(struct obd_device *dev)
return -EINVAL;
}
- rc = ldebugfs_obd_seq_create(dev, "srpc_info", 0444,
- &sptlrpc_info_lprocfs_fops, dev);
- if (rc) {
- CERROR("create proc entry srpc_info for %s: %d\n",
- dev->obd_name, rc);
- return rc;
- }
-
- rc = ldebugfs_obd_seq_create(dev, "srpc_contexts", 0444,
- &sptlrpc_ctxs_lprocfs_fops, dev);
- if (rc) {
- CERROR("create proc entry srpc_contexts for %s: %d\n",
- dev->obd_name, rc);
- return rc;
- }
+ debugfs_create_file("srpc_info", 0444, dev->obd_debugfs_entry, dev,
+ &sptlrpc_info_lprocfs_fops);
+ debugfs_create_file("srpc_contexts", 0444, dev->obd_debugfs_entry, dev,
+ &sptlrpc_ctxs_lprocfs_fops);
return 0;
}
--
2.17.0
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