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JBD2_JOURNAL_CHECK_U(9) The Linux Journalling API JBD2_JOURNAL_CHECK_U(9)

NAME

jbd2_journal_check_used_features - Check if features specified are used.

SYNOPSIS

int jbd2_journal_check_used_features(journal_t * journal, unsigned long compat, unsigned long ro, unsigned long incompat);

ARGUMENTS

journal_t * journal

Journal to check.

unsigned long compat

bitmask of compatible features

unsigned long ro

bitmask of features that force read-only mount

unsigned long incompat

bitmask of incompatible features

DESCRIPTION

Check whether the journal uses all of a given set of features. Return true (non-zero) if it does.

AUTHORS

Roger Gammans <rgammans@computer-surgery.co.uk>

Author.

Stephen Tweedie <sct@redhat.com>

Author.

COPYRIGHT

June 2017 Kernel Hackers Manual 4.11