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authorYanhu Cao <gmayyyha@gmail.com>2020-08-24 11:00:58 +0800
committerIlya Dryomov <idryomov@gmail.com>2020-10-12 15:29:26 +0200
commit3a8ebe0b8b616c5f6d72f9a95aa29ccd0b35408f (patch)
treec0d0e076675972666a33ac2a4b6174ff0590cbbc /fs/ceph/debugfs.c
parent3986f9a42e993075af01c17dc8968cfb96a4fe53 (diff)
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: Yanhu Cao <gmayyyha@gmail.com> Reviewed-by: Jeff Layton <jlayton@kernel.org> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/debugfs.c')
-rw-r--r--fs/ceph/debugfs.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c
index 3e3fcda9b276..75b13175c530 100644
--- a/fs/ceph/debugfs.c
+++ b/fs/ceph/debugfs.c
@@ -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++) {