iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ext4: combine ext4_handle_error() and save_error_info()

Browse Source 
save_error_info() is always called together with ext4_handle_error().
Combine them into a single call and move unconditional bits out of
save_error_info() into ext4_handle_error().

Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20201216101844.22917-2-jack@suse.cz
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Jan Kara 2020-12-16 11:18:37 +01:00 committed by Theodore Ts'o
parent be993933d2
commit e789ca0cc1
1 changed files with 17 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
fs/ext4/super.c
View File

@ -592,9 +592,6 @@ static void __save_error_info(struct super_block *sb, int error,
{
struct ext4_sb_info *sbi = EXT4_SB(sb);
EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
if (bdev_read_only(sb->s_bdev))
return;
/* We default to EFSCORRUPTED error... */
if (error == 0)
error = EFSCORRUPTED;
@ -647,13 +644,19 @@ static void save_error_info(struct super_block *sb, int error,
* used to deal with unrecoverable failures such as journal IO errors or ENOMEM
* at a critical moment in log management.
*/
static void ext4_handle_error(struct super_block *sb, bool force_ro)
static void ext4_handle_error(struct super_block *sb, bool force_ro, int error,
__u32 ino, __u64 block,
const char *func, unsigned int line)
{
journal_t *journal = EXT4_SB(sb)->s_journal;
EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
if (test_opt(sb, WARN_ON_ERROR))
WARN_ON_ONCE(1);
if (!bdev_read_only(sb->s_bdev))
save_error_info(sb, error, ino, block, func, line);
if (sb_rdonly(sb) || (!force_ro && test_opt(sb, ERRORS_CONT)))
return;
@ -710,8 +713,7 @@ void __ext4_error(struct super_block *sb, const char *function,
sb->s_id, function, line, current->comm, &vaf);
va_end(args);
}
save_error_info(sb, error, 0, block, function, line);
ext4_handle_error(sb, force_ro);
ext4_handle_error(sb, force_ro, error, 0, block, function, line);
}
void __ext4_error_inode(struct inode *inode, const char *function,
@ -741,9 +743,8 @@ void __ext4_error_inode(struct inode *inode, const char *function,
current->comm, &vaf);
va_end(args);
}
save_error_info(inode->i_sb, error, inode->i_ino, block,
function, line);
ext4_handle_error(inode->i_sb, false);
ext4_handle_error(inode->i_sb, false, error, inode->i_ino, block,
function, line);
}
void __ext4_error_file(struct file *file, const char *function,
@ -780,9 +781,8 @@ void __ext4_error_file(struct file *file, const char *function,
current->comm, path, &vaf);
va_end(args);
}
save_error_info(inode->i_sb, EFSCORRUPTED, inode->i_ino, block,
function, line);
ext4_handle_error(inode->i_sb, false);
ext4_handle_error(inode->i_sb, false, EFSCORRUPTED, inode->i_ino, block,
function, line);
}
const char *ext4_decode_error(struct super_block *sb, int errno,
@ -849,8 +849,7 @@ void __ext4_std_error(struct super_block *sb, const char *function,
sb->s_id, function, line, errstr);
}
save_error_info(sb, -errno, 0, 0, function, line);
ext4_handle_error(sb, false);
ext4_handle_error(sb, false, -errno, 0, 0, function, line);
}
void __ext4_msg(struct super_block *sb,
@ -944,13 +943,14 @@ __acquires(bitlock)
if (test_opt(sb, ERRORS_CONT)) {
if (test_opt(sb, WARN_ON_ERROR))
WARN_ON_ONCE(1);
EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
__save_error_info(sb, EFSCORRUPTED, ino, block, function, line);
schedule_work(&EXT4_SB(sb)->s_error_work);
if (!bdev_read_only(sb->s_bdev))
schedule_work(&EXT4_SB(sb)->s_error_work);
return;
}
ext4_unlock_group(sb, grp);
save_error_info(sb, EFSCORRUPTED, ino, block, function, line);
ext4_handle_error(sb, false);
ext4_handle_error(sb, false, EFSCORRUPTED, ino, block, function, line);
/*
* We only get here in the ERRORS_RO case; relocking the group
* may be dangerous, but nothing bad will happen since the