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FREEZE_SUPER(9) The Linux VFS FREEZE_SUPER(9)

NAME

freeze_super - lock the filesystem and force it into a consistent state

SYNOPSIS

int freeze_super(struct super_block * sb);

ARGUMENTS

sb
the super to lock

DESCRIPTION

Syncs the super to make sure the filesystem is consistent and calls the fs's freeze_fs. Subsequent calls to this without first thawing the fs will return -EBUSY.

COPYRIGHT

March 2016 Kernel Hackers Manual 3.2.