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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-02 01:45:27 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-02 01:45:27 +0300 |
commit | b23c4771ff62de8ca9b5e4a2d64491b2fb6f8f69 (patch) | |
tree | 3ff6b2bdfec161fbc383bba06bab6329e81b02f7 /Documentation/filesystems/cifs | |
parent | c2b0fc847f3122e5a4176c3772626a7a8facced0 (diff) | |
parent | e35b5a4c494a75a683ddf4901a43e0a128d5bfe3 (diff) | |
download | linux-b23c4771ff62de8ca9b5e4a2d64491b2fb6f8f69.tar.xz |
Merge tag 'docs-5.8' of git://git.lwn.net/linux
Pull documentation updates from Jonathan Corbet:
"A fair amount of stuff this time around, dominated by yet another
massive set from Mauro toward the completion of the RST conversion. I
*really* hope we are getting close to the end of this. Meanwhile,
those patches reach pretty far afield to update document references
around the tree; there should be no actual code changes there. There
will be, alas, more of the usual trivial merge conflicts.
Beyond that we have more translations, improvements to the sphinx
scripting, a number of additions to the sysctl documentation, and lots
of fixes"
* tag 'docs-5.8' of git://git.lwn.net/linux: (130 commits)
Documentation: fixes to the maintainer-entry-profile template
zswap: docs/vm: Fix typo accept_threshold_percent in zswap.rst
tracing: Fix events.rst section numbering
docs: acpi: fix old http link and improve document format
docs: filesystems: add info about efivars content
Documentation: LSM: Correct the basic LSM description
mailmap: change email for Ricardo Ribalda
docs: sysctl/kernel: document unaligned controls
Documentation: admin-guide: update bug-hunting.rst
docs: sysctl/kernel: document ngroups_max
nvdimm: fixes to maintainter-entry-profile
Documentation/features: Correct RISC-V kprobes support entry
Documentation/features: Refresh the arch support status files
Revert "docs: sysctl/kernel: document ngroups_max"
docs: move locking-specific documents to locking/
docs: move digsig docs to the security book
docs: move the kref doc into the core-api book
docs: add IRQ documentation at the core-api book
docs: debugging-via-ohci1394.txt: add it to the core-api book
docs: fix references for ipmi.rst file
...
Diffstat (limited to 'Documentation/filesystems/cifs')
-rw-r--r-- | Documentation/filesystems/cifs/cifsroot.rst (renamed from Documentation/filesystems/cifs/cifsroot.txt) | 56 |
1 files changed, 32 insertions, 24 deletions
diff --git a/Documentation/filesystems/cifs/cifsroot.txt b/Documentation/filesystems/cifs/cifsroot.rst index 947b7ec6ce9e..4930bb443134 100644 --- a/Documentation/filesystems/cifs/cifsroot.txt +++ b/Documentation/filesystems/cifs/cifsroot.rst @@ -1,7 +1,11 @@ +.. SPDX-License-Identifier: GPL-2.0 + +=========================================== Mounting root file system via SMB (cifs.ko) =========================================== Written 2019 by Paulo Alcantara <palcantara@suse.de> + Written 2019 by Aurelien Aptel <aaptel@suse.com> The CONFIG_CIFS_ROOT option enables experimental root file system @@ -32,7 +36,7 @@ Server configuration ==================== To enable SMB1+UNIX extensions you will need to set these global -settings in Samba smb.conf: +settings in Samba smb.conf:: [global] server min protocol = NT1 @@ -41,12 +45,16 @@ settings in Samba smb.conf: Kernel command line =================== -root=/dev/cifs +:: + + root=/dev/cifs This is just a virtual device that basically tells the kernel to mount the root file system via SMB protocol. -cifsroot=//<server-ip>/<share>[,options] +:: + + cifsroot=//<server-ip>/<share>[,options] Enables the kernel to mount the root file system via SMB that are located in the <server-ip> and <share> specified in this option. @@ -65,33 +73,33 @@ options Examples ======== -Export root file system as a Samba share in smb.conf file. +Export root file system as a Samba share in smb.conf file:: -... -[linux] - path = /path/to/rootfs - read only = no - guest ok = yes - force user = root - force group = root - browseable = yes - writeable = yes - admin users = root - public = yes - create mask = 0777 - directory mask = 0777 -... + ... + [linux] + path = /path/to/rootfs + read only = no + guest ok = yes + force user = root + force group = root + browseable = yes + writeable = yes + admin users = root + public = yes + create mask = 0777 + directory mask = 0777 + ... -Restart smb service. +Restart smb service:: -# systemctl restart smb + # systemctl restart smb Test it under QEMU on a kernel built with CONFIG_CIFS_ROOT and -CONFIG_IP_PNP options enabled. +CONFIG_IP_PNP options enabled:: -# qemu-system-x86_64 -enable-kvm -cpu host -m 1024 \ - -kernel /path/to/linux/arch/x86/boot/bzImage -nographic \ - -append "root=/dev/cifs rw ip=dhcp cifsroot=//10.0.2.2/linux,username=foo,password=bar console=ttyS0 3" + # qemu-system-x86_64 -enable-kvm -cpu host -m 1024 \ + -kernel /path/to/linux/arch/x86/boot/bzImage -nographic \ + -append "root=/dev/cifs rw ip=dhcp cifsroot=//10.0.2.2/linux,username=foo,password=bar console=ttyS0 3" 1: https://wiki.samba.org/index.php/UNIX_Extensions |