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[3/7] xfs: report shutdown events through healthmon

Message ID 170873836598.1902540.4172674196917244120.stgit@frogsfrogsfrogs (mailing list archive)
State New
Headers show
Series [1/7] xfs: use thread_with_file to create a monitoring file | expand

Commit Message

Darrick J. Wong Feb. 24, 2024, 1:34 a.m. UTC 
From: Darrick J. Wong <djwong@kernel.org>

Set up a shutdown hook so that we can send notifications to userspace.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
---
 libxfs/xfs_fs_staging.h |    8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

diff --git a/libxfs/xfs_fs_staging.h b/libxfs/xfs_fs_staging.h
index 84b99816eec2..684d6d22cc8d 100644
--- a/libxfs/xfs_fs_staging.h
+++ b/libxfs/xfs_fs_staging.h
@@ -310,6 +310,14 @@  struct xfs_health_monitor {
 	__u64	pad2[2];	/* zeroes */
 };
 
+/* Return all health status events, not just deltas */
+#define XFS_HEALTH_MONITOR_VERBOSE	(1ULL << 0)
+
+#define XFS_HEALTH_MONITOR_ALL		(XFS_HEALTH_MONITOR_VERBOSE)
+
+/* Return events in JSON format */
+#define XFS_HEALTH_MONITOR_FMT_JSON	(1)
+
 /* Monitor for health events. */
 #define XFS_IOC_HEALTH_MONITOR		_IOR ('X', 48, struct xfs_health_monitor)