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authorGabriel Krisman Bertazi <krisman@collabora.com>2021-10-25 22:27:42 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-06-21 15:53:24 +0300
commitb0f01b7c080896cb32689de598622125fbd62bc3 (patch)
tree575ce2992064a8d6487c834aa34eed200a08848f /include/uapi
parentaefd9029fa501e1bc661c1e436838959d996b075 (diff)
downloadlinux-b0f01b7c080896cb32689de598622125fbd62bc3.tar.xz
fanotify: Emit generic error info for error event
[ Upstream commit 130a3c742107acff985541c28360c8b40203559c ] The error info is a record sent to users on FAN_FS_ERROR events documenting the type of error. It also carries an error count, documenting how many errors were observed since the last reporting. Link: https://lore.kernel.org/r/20211025192746.66445-28-krisman@collabora.com Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/fanotify.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/uapi/linux/fanotify.h b/include/uapi/linux/fanotify.h
index 2990731ddc8b..bd1932c2074d 100644
--- a/include/uapi/linux/fanotify.h
+++ b/include/uapi/linux/fanotify.h
@@ -126,6 +126,7 @@ struct fanotify_event_metadata {
#define FAN_EVENT_INFO_TYPE_DFID_NAME 2
#define FAN_EVENT_INFO_TYPE_DFID 3
#define FAN_EVENT_INFO_TYPE_PIDFD 4
+#define FAN_EVENT_INFO_TYPE_ERROR 5
/* Variable length info record following event metadata */
struct fanotify_event_info_header {
@@ -160,6 +161,12 @@ struct fanotify_event_info_pidfd {
__s32 pidfd;
};
+struct fanotify_event_info_error {
+ struct fanotify_event_info_header hdr;
+ __s32 error;
+ __u32 error_count;
+};
+
struct fanotify_response {
__s32 fd;
__u32 response;