xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

afs: Add a tracepoint to track the lifetime of the afs_volume struct

Browse Source 
Add a tracepoint to track the lifetime of the afs_volume struct.

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells
2020-04-29 17:02:04 +01:00
parent 6dfdf5369c
commit cca37d45d5
7 changed files with 95 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

56
include/trace/events/afs.h
View File

@@ -50,6 +50,23 @@ enum afs_server_trace {
afs_server_trace_update,
};
enum afs_volume_trace {
afs_volume_trace_alloc,
afs_volume_trace_free,
afs_volume_trace_get_alloc_sbi,
afs_volume_trace_get_cell_insert,
afs_volume_trace_get_new_op,
afs_volume_trace_get_query_alias,
afs_volume_trace_put_cell_dup,
afs_volume_trace_put_cell_root,
afs_volume_trace_put_destroy_sbi,
afs_volume_trace_put_free_fc,
afs_volume_trace_put_put_op,
afs_volume_trace_put_query_alias,
afs_volume_trace_put_validate_fc,
afs_volume_trace_remove,
};
enum afs_fs_operation {
afs_FS_FetchData = 130, /* AFS Fetch file data */
afs_FS_FetchACL = 131, /* AFS Fetch file ACL */
@@ -262,6 +279,22 @@ enum afs_cb_break_reason {
EM(afs_server_trace_put_uuid_rsq, "PUT u-req") \
E_(afs_server_trace_update, "UPDATE")
#define afs_volume_traces \
EM(afs_volume_trace_alloc, "ALLOC ") \
EM(afs_volume_trace_free, "FREE ") \
EM(afs_volume_trace_get_alloc_sbi, "GET sbi-alloc ") \
EM(afs_volume_trace_get_cell_insert, "GET cell-insrt") \
EM(afs_volume_trace_get_new_op, "GET op-new ") \
EM(afs_volume_trace_get_query_alias, "GET cell-alias") \
EM(afs_volume_trace_put_cell_dup, "PUT cell-dup ") \
EM(afs_volume_trace_put_cell_root, "PUT cell-root ") \
EM(afs_volume_trace_put_destroy_sbi, "PUT sbi-destry") \
EM(afs_volume_trace_put_free_fc, "PUT fc-free ") \
EM(afs_volume_trace_put_put_op, "PUT op-put ") \
EM(afs_volume_trace_put_query_alias, "PUT cell-alias") \
EM(afs_volume_trace_put_validate_fc, "PUT fc-validat") \
E_(afs_volume_trace_remove, "REMOVE ")
#define afs_fs_operations \
EM(afs_FS_FetchData, "FS.FetchData") \
EM(afs_FS_FetchStatus, "FS.FetchStatus") \
@@ -1302,6 +1335,29 @@ TRACE_EVENT(afs_server,
__entry->active)
);
TRACE_EVENT(afs_volume,
TP_PROTO(afs_volid_t vid, int ref, enum afs_volume_trace reason),
TP_ARGS(vid, ref, reason),
TP_STRUCT__entry(
__field(afs_volid_t, vid )
__field(int, ref )
__field(enum afs_volume_trace, reason )
),
TP_fast_assign(
__entry->vid = vid;
__entry->ref = ref;
__entry->reason = reason;
),
TP_printk("V=%llx %s u=%d",
__entry->vid,
__print_symbolic(__entry->reason, afs_volume_traces),
__entry->ref)
);
#endif /* _TRACE_AFS_H */
/* This part must be outside protection */