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drivers/xen: use helper macro __ATTR_RW 

Use helper macro __ATTR_RW to define HYPERVISOR_ATTR_RW to make code more clear.
Minor readability improvement.

Remove extra whitespace [boris: added this comment]

Signed-off-by: zhanglianjie <zhanglianjie@uniontech.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Link: https://lore.kernel.org/r/20220305133823.158961-1-zhanglianjie@uniontech.com
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
This commit is contained in:
zhanglianjie 2022-03-05 21:38:23 +08:00 committed by Boris Ostrovsky
parent b359b3a029
commit 982e4430be
1 changed files with 2 additions and 3 deletions
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5
drivers/xen/sys-hypervisor.c
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@ -22,11 +22,10 @@
#endif
#define HYPERVISOR_ATTR_RO(_name) \
static struct hyp_sysfs_attr _name##_attr = __ATTR_RO(_name)
static struct hyp_sysfs_attr _name##_attr = __ATTR_RO(_name)
#define HYPERVISOR_ATTR_RW(_name) \
static struct hyp_sysfs_attr _name##_attr = \
__ATTR(_name, 0644, _name##_show, _name##_store)
static struct hyp_sysfs_attr _name##_attr = __ATTR_RW(_name)
struct hyp_sysfs_attr {
struct attribute attr;