From 998ec76b920086d9f6bac8b11719ee81976743b6 Mon Sep 17 00:00:00 2001 From: Ritesh Harjani Date: Thu, 15 Oct 2020 20:13:29 -0700 Subject: scripts/gdb/proc: add struct mount & struct super_block addr in lx-mounts command This is many times found useful while debugging some FS related issue. mount super_block devname pathname fstype options 0xffff888a0bfa4b40 0xffff888a0bfc1000 none / rootfs rw 0 0 0xffff888a033f75c0 0xffff8889fcf65000 /dev/root / ext4 rw,relatime 0 0 0xffff8889fc8ce040 0xffff888a0bb51000 devtmpfs /dev devtmpfs rw,relatime 0 0 Signed-off-by: Ritesh Harjani Signed-off-by: Andrew Morton Reviewed-by: Jan Kiszka Cc: Kieran Bingham Link: http://lkml.kernel.org/r/a3c4177e1597b3e06d66d55e07d72c0c46a03571.1597742951.git.riteshh@linux.ibm.com Signed-off-by: Linus Torvalds --- scripts/gdb/linux/proc.py | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) (limited to 'scripts/gdb') diff --git a/scripts/gdb/linux/proc.py b/scripts/gdb/linux/proc.py index 6a56bba233a9..09cd871925a5 100644 --- a/scripts/gdb/linux/proc.py +++ b/scripts/gdb/linux/proc.py @@ -167,6 +167,9 @@ values of that process namespace""" if not namespace: raise gdb.GdbError("No namespace for current process") + gdb.write("{:^18} {:^15} {:>9} {} {} options\n".format( + "mount", "super_block", "devname", "pathname", "fstype")) + for vfs in lists.list_for_each_entry(namespace['list'], mount_ptr_type, "mnt_list"): devname = vfs['mnt_devname'].string() @@ -190,14 +193,10 @@ values of that process namespace""" m_flags = int(vfs['mnt']['mnt_flags']) rd = "ro" if (s_flags & constants.LX_SB_RDONLY) else "rw" - gdb.write( - "{} {} {} {}{}{} 0 0\n" - .format(devname, - pathname, - fstype, - rd, - info_opts(FS_INFO, s_flags), - info_opts(MNT_INFO, m_flags))) + gdb.write("{} {} {} {} {} {}{}{} 0 0\n".format( + vfs.format_string(), superblock.format_string(), devname, + pathname, fstype, rd, info_opts(FS_INFO, s_flags), + info_opts(MNT_INFO, m_flags))) LxMounts() -- cgit v1.2.3