JBD2_JOURNAL_CHECK_A(9)             The Linux Journalling API             JBD2_JOURNAL_CHECK_A(9)



NAME
       jbd2_journal_check_available_features - Check feature set in journalling layer

SYNOPSIS
       int jbd2_journal_check_available_features(journal_t * journal, unsigned long compat,
                                                 unsigned long ro, unsigned long incompat);

ARGUMENTS
       journal
           Journal to check.

       compat
           bitmask of compatible features

       ro
           bitmask of features that force read-only mount

       incompat
           bitmask of incompatible features

DESCRIPTION
       Check whether the journaling code supports the use of all of a given set of features on
       this journal. Return true

AUTHORS
       Roger Gammans <rgammans AT computer-surgery.uk>
           Author.

       Stephen Tweedie <sct AT redhat.com>
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                   JBD2_JOURNAL_CHECK_A(9)