compression_show() before (with noinline):
0xffffffff810b5ff0 <+0>: mov %rdx,%rdi
0xffffffff810b5ff3 <+3>: mov $0xffffffff81b55629,%rsi
0xffffffff810b5ffa <+10>: mov $0xffffffff81b0cde2,%rdx
0xffffffff810b6001 <+17>: call 0xffffffff811b8fd0 <sysfs_emit>
0xffffffff810b6006 <+22>: cltq
0xffffffff810b6008 <+24>: ret
After:
0xffffffff810b5ff0 <+0>: mov $0xffffffff81b0cde2,%rsi
0xffffffff810b5ff7 <+7>: mov %rdx,%rdi
0xffffffff810b5ffa <+10>: call 0xffffffff811b8fd0 <sysfs_emit>
0xffffffff810b5fff <+15>: cltq
0xffffffff810b6001 <+17>: ret
Signed-off-by: David Disseldorp <ddiss@suse.de>
Reviewed-by: Aaron Tomlin <atomlin@redhat.com>
Reviewed-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
static ssize_t compression_show(struct kobject *kobj,
struct kobj_attribute *attr, char *buf)
{
- return sysfs_emit(buf, "%s\n", __stringify(MODULE_COMPRESSION));
+ return sysfs_emit(buf, __stringify(MODULE_COMPRESSION) "\n");
}
static struct kobj_attribute module_compression_attr = __ATTR_RO(compression);