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[PATCH v5 08/18] xen/sysctl: wrap around XEN_SYSCTL_lockprof_op
- To: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Penny Zheng <Penny.Zheng@xxxxxxx>
- Date: Mon, 16 Jun 2025 14:41:18 +0800
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- Cc: <ray.huang@xxxxxxx>, Penny Zheng <Penny.Zheng@xxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, "Julien Grall" <julien@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>
- Delivery-date: Mon, 16 Jun 2025 06:42:22 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
The following function is only to serve spinlock profiling via
XEN_SYSCTL_lockprof_op, so it shall be wrapped:
- spinlock_profile_control()
Signed-off-by: Penny Zheng <Penny.Zheng@xxxxxxx>
Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
v2 -> v3:
- add the blank line
---
v3 -> v4:
- remove transient "#ifdef CONFIG_SYSCTL"
---
xen/common/spinlock.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/xen/common/spinlock.c b/xen/common/spinlock.c
index 38caa10a2e..0389293b09 100644
--- a/xen/common/spinlock.c
+++ b/xen/common/spinlock.c
@@ -690,6 +690,7 @@ void cf_check spinlock_profile_reset(unsigned char key)
spinlock_profile_iterate(spinlock_profile_reset_elem, NULL);
}
+#ifdef CONFIG_SYSCTL
typedef struct {
struct xen_sysctl_lockprof_op *pc;
int rc;
@@ -749,6 +750,7 @@ int spinlock_profile_control(struct xen_sysctl_lockprof_op
*pc)
return rc;
}
+#endif /* CONFIG_SYSCTL */
void _lock_profile_register_struct(
int32_t type, struct lock_profile_qhead *qhead, int32_t idx)
--
2.34.1
|
