Commit 3a8ebe0b authored by Yanhu Cao's avatar Yanhu Cao Committed by Ilya Dryomov
Browse files

ceph: add column 'mds' to show caps in more user friendly 



In multi-mds, the 'caps' debugfs file will have duplicate ino,
add the 'mds' column to indicate which mds session the cap belongs to.

Signed-off-by: default avatarYanhu Cao <gmayyyha@gmail.com>
Reviewed-by: default avatarJeff Layton <jlayton@kernel.org>
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
parent 3986f9a4

fs/ceph/debugfs.c

+4 −3
Original line number Diff line number Diff line
@@ -202,7 +202,8 @@ static int caps_show_cb(struct inode *inode, struct ceph_cap *cap, void *p) 
{

	struct seq_file *s = p;



	seq_printf(s, "0x%-17llx%-17s%-17s\n", ceph_ino(inode),

	seq_printf(s, "0x%-17llx%-3d%-17s%-17s\n", ceph_ino(inode),

		   cap->session->s_mds,

		   ceph_cap_string(cap->issued),

		   ceph_cap_string(cap->implemented));

	return 0;
@@ -222,8 +223,8 @@ static int caps_show(struct seq_file *s, void *p) 
		   "reserved\t%d\n"

		   "min\t\t%d\n\n",

		   total, avail, used, reserved, min);

	seq_printf(s, "ino                issued           implemented\n");

	seq_printf(s, "-----------------------------------------------\n");

	seq_printf(s, "ino              mds  issued           implemented\n");

	seq_printf(s, "--------------------------------------------------\n");



	mutex_lock(&mdsc->mutex);

	for (i = 0; i < mdsc->max_sessions; i++) {