diff options
| -rw-r--r-- | scripts/gdb/linux/proc.py | 16 | ||||
| -rw-r--r-- | scripts/gdb/linux/utils.py | 8 | ||||
| -rw-r--r-- | scripts/gdb/linux/vfs.py | 22 | ||||
| -rw-r--r-- | scripts/gdb/vmlinux-gdb.py | 1 |
4 files changed, 32 insertions, 15 deletions
diff --git a/scripts/gdb/linux/proc.py b/scripts/gdb/linux/proc.py index 09cd871925a5..43c687e7a69d 100644 --- a/scripts/gdb/linux/proc.py +++ b/scripts/gdb/linux/proc.py @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # gdb helper commands and functions for Linux kernel debugging # @@ -16,6 +17,7 @@ from linux import constants from linux import utils from linux import tasks from linux import lists +from linux import vfs from struct import * @@ -170,16 +172,16 @@ values of that process namespace""" gdb.write("{:^18} {:^15} {:>9} {} {} options\n".format( "mount", "super_block", "devname", "pathname", "fstype")) - for vfs in lists.list_for_each_entry(namespace['list'], + for mnt in lists.list_for_each_entry(namespace['list'], mount_ptr_type, "mnt_list"): - devname = vfs['mnt_devname'].string() + devname = mnt['mnt_devname'].string() devname = devname if devname else "none" pathname = "" - parent = vfs + parent = mnt while True: mntpoint = parent['mnt_mountpoint'] - pathname = utils.dentry_name(mntpoint) + pathname + pathname = vfs.dentry_name(mntpoint) + pathname if (parent == parent['mnt_parent']): break parent = parent['mnt_parent'] @@ -187,14 +189,14 @@ values of that process namespace""" if (pathname == ""): pathname = "/" - superblock = vfs['mnt']['mnt_sb'] + superblock = mnt['mnt']['mnt_sb'] fstype = superblock['s_type']['name'].string() s_flags = int(superblock['s_flags']) - m_flags = int(vfs['mnt']['mnt_flags']) + m_flags = int(mnt['mnt']['mnt_flags']) rd = "ro" if (s_flags & constants.LX_SB_RDONLY) else "rw" gdb.write("{} {} {} {} {} {}{}{} 0 0\n".format( - vfs.format_string(), superblock.format_string(), devname, + mnt.format_string(), superblock.format_string(), devname, pathname, fstype, rd, info_opts(FS_INFO, s_flags), info_opts(MNT_INFO, m_flags))) diff --git a/scripts/gdb/linux/utils.py b/scripts/gdb/linux/utils.py index 7f36aee32ac6..9f44df13761e 100644 --- a/scripts/gdb/linux/utils.py +++ b/scripts/gdb/linux/utils.py @@ -196,11 +196,3 @@ def gdb_eval_or_none(expresssion): return gdb.parse_and_eval(expresssion) except gdb.error: return None - - -def dentry_name(d): - parent = d['d_parent'] - if parent == d or parent == 0: - return "" - p = dentry_name(d['d_parent']) + "/" - return p + d['d_iname'].string() diff --git a/scripts/gdb/linux/vfs.py b/scripts/gdb/linux/vfs.py new file mode 100644 index 000000000000..62d4f9ad7d79 --- /dev/null +++ b/scripts/gdb/linux/vfs.py @@ -0,0 +1,22 @@ +# +# gdb helper commands and functions for Linux kernel debugging +# +# VFS tools +# +# Copyright (c) 2023 Glenn Washburn +# Copyright (c) 2016 Linaro Ltd +# +# Authors: +# Glenn Washburn <development@efficientek.com> +# Kieran Bingham <kieran.bingham@linaro.org> +# +# This work is licensed under the terms of the GNU GPL version 2. +# + + +def dentry_name(d): + parent = d['d_parent'] + if parent == d or parent == 0: + return "" + p = dentry_name(d['d_parent']) + "/" + return p + d['d_iname'].string() diff --git a/scripts/gdb/vmlinux-gdb.py b/scripts/gdb/vmlinux-gdb.py index 2a72f91059b5..2d32308c3f7a 100644 --- a/scripts/gdb/vmlinux-gdb.py +++ b/scripts/gdb/vmlinux-gdb.py @@ -40,6 +40,7 @@ else: import linux.clk import linux.genpd import linux.device + import linux.vfs import linux.mm import linux.radixtree import linux.interrupts |