Use DEFINE_DEBUGFS_ATTRIBUTE rather than DEFINE_SIMPLE_ATTRIBUTE
for debugfs files.
Semantic patch information:
Rationale: DEFINE_SIMPLE_ATTRIBUTE + debugfs_create_file()
imposes some significant overhead as compared to
DEFINE_DEBUGFS_ATTRIBUTE + debugfs_create_file_unsafe().
Generated by: scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Russell Currey <ruscur@russell.cc>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
-DEFINE_SIMPLE_ATTRIBUTE(eeh_enable_dbgfs_ops, eeh_enable_dbgfs_get,
- eeh_enable_dbgfs_set, "0x%llx\n");
-DEFINE_SIMPLE_ATTRIBUTE(eeh_freeze_dbgfs_ops, eeh_freeze_dbgfs_get,
- eeh_freeze_dbgfs_set, "0x%llx\n");
+DEFINE_DEBUGFS_ATTRIBUTE(eeh_enable_dbgfs_ops, eeh_enable_dbgfs_get,
+ eeh_enable_dbgfs_set, "0x%llx\n");
+DEFINE_DEBUGFS_ATTRIBUTE(eeh_freeze_dbgfs_ops, eeh_freeze_dbgfs_get,
+ eeh_freeze_dbgfs_set, "0x%llx\n");
#endif
static int __init eeh_init_proc(void)
#endif
static int __init eeh_init_proc(void)
if (machine_is(pseries) || machine_is(powernv)) {
proc_create_single("powerpc/eeh", 0, NULL, proc_eeh_show);
#ifdef CONFIG_DEBUG_FS
if (machine_is(pseries) || machine_is(powernv)) {
proc_create_single("powerpc/eeh", 0, NULL, proc_eeh_show);
#ifdef CONFIG_DEBUG_FS
- debugfs_create_file("eeh_enable", 0600,
- powerpc_debugfs_root, NULL,
- &eeh_enable_dbgfs_ops);
- debugfs_create_file("eeh_max_freezes", 0600,
- powerpc_debugfs_root, NULL,
- &eeh_freeze_dbgfs_ops);
+ debugfs_create_file_unsafe("eeh_enable", 0600,
+ powerpc_debugfs_root, NULL,
+ &eeh_enable_dbgfs_ops);
+ debugfs_create_file_unsafe("eeh_max_freezes", 0600,
+ powerpc_debugfs_root, NULL,
+ &eeh_freeze_dbgfs_ops);