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NFSv4: Add a tracepoint for CB_LAYOUTRECALL 

Only support for single file layoutrecall for now.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-08-20 20:43:14 -05:00
parent 7cd148610a
commit 249b2eef64
2 changed files with 3 additions and 1 deletions
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3
fs/nfs/callback_proc.c
View File

@ -41,7 +41,7 @@ __be32 nfs4_callback_getattr(struct cb_getattrargs *args,
inode = nfs_delegation_find_inode(cps->clp, &args->fh);
if (inode == NULL) {
trace_nfs4_cb_getattr(cps->clp, &args->fh, inode,
trace_nfs4_cb_getattr(cps->clp, &args->fh, NULL,
-ntohl(res->status));
goto out;
}
@ -198,6 +198,7 @@ static u32 initiate_file_draining(struct nfs_client *clp,
spin_unlock(&ino->i_lock);
pnfs_free_lseg_list(&free_me_list);
pnfs_put_layout_hdr(lo);
trace_nfs4_cb_layoutrecall_inode(clp, &args->cbl_fh, ino, -rv);
iput(ino);
out:
return rv;

1
fs/nfs/nfs4trace.h
View File

@ -941,6 +941,7 @@ DECLARE_EVENT_CLASS(nfs4_inode_callback_event,
), \
TP_ARGS(clp, fhandle, inode, error))
DEFINE_NFS4_INODE_CALLBACK_EVENT(nfs4_cb_getattr);
DEFINE_NFS4_INODE_CALLBACK_EVENT(nfs4_cb_layoutrecall_inode);
DECLARE_EVENT_CLASS(nfs4_idmap_event,