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ext4: Convert BUG_ON checks to use ext4_error() instead

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Convert a bunch of BUG_ONs to emit a ext4_error() message and return
EIO.  This is a first pass and most notably does _not_ cover
mballoc.c, which is a morass of void functions.

Signed-off-by: Frank Mayhar <fmayhar@google.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Frank Mayhar 2010-03-02 11:46:09 -05:00 • committed by Theodore Ts'o
parent b7adc1f363
commit 273df556b6
4 changed files with 209 additions and 44 deletions
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36
fs/ext4/super.c
View file

@ -347,6 +347,42 @@ void __ext4_error(struct super_block *sb, const char *function,
ext4_handle_error(sb);
}
void ext4_error_inode(const char *function, struct inode *inode,
const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
printk(KERN_CRIT "EXT4-fs error (device %s): %s: inode #%lu: (comm %s) ",
inode->i_sb->s_id, function, inode->i_ino, current->comm);
vprintk(fmt, args);
printk("\n");
va_end(args);
ext4_handle_error(inode->i_sb);
}
void ext4_error_file(const char *function, struct file *file,
const char *fmt, ...)
{
va_list args;
struct inode *inode = file->f_dentry->d_inode;
char pathname[80], *path;
va_start(args, fmt);
path = d_path(&(file->f_path), pathname, sizeof(pathname));
if (!path)
path = "(unknown)";
printk(KERN_CRIT
"EXT4-fs error (device %s): %s: inode #%lu (comm %s path %s): ",
inode->i_sb->s_id, function, inode->i_ino, current->comm, path);
vprintk(fmt, args);
printk("\n");
va_end(args);
ext4_handle_error(inode->i_sb);
}
static const char *ext4_decode_error(struct super_block *sb, int errno,
char nbuf[16])
{