Chao Yu 1f258ec13b f2fs: fix to avoid panic when encountering corrupt node
With fault_injection option, generic/361 of fstests will complain us
with below message:

Call Trace:
 get_node_page+0x12/0x20 [f2fs]
 f2fs_iget+0x92/0x7d0 [f2fs]
 f2fs_fill_super+0x10fb/0x15e0 [f2fs]
 mount_bdev+0x184/0x1c0
 f2fs_mount+0x15/0x20 [f2fs]
 mount_fs+0x39/0x150
 vfs_kern_mount+0x67/0x110
 do_mount+0x1bb/0xc70
 SyS_mount+0x83/0xd0
 do_syscall_64+0x6e/0x160
 entry_SYSCALL64_slow_path+0x25/0x25

Since mkfs loop device in f2fs partition can be failed silently due to
checkpoint error injection, so root inode page can be corrupted, in order
to avoid needless panic, in get_node_page, it's better to leave message
and return error to caller, and let fsck repaire it later.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-07-04 02:11:39 -07:00
2017-05-23 21:05:39 -07:00
2005-09-10 10:06:29 -07:00
2016-05-23 17:04:14 -07:00

Linux kernel
============

This file was moved to Documentation/admin-guide/README.rst

Please notice that there are several guides for kernel developers and users.
These guides can be rendered in a number of formats, like HTML and PDF.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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