1JOURNAL_SET_FEATURES(9)    The Linux Journalling API   JOURNAL_SET_FEATURES(9)
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NAME

6       journal_set_features - Mark a given journal feature in the superblock
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SYNOPSIS

9       int journal_set_features(journal_t * journal, unsigned long compat,
10                                unsigned long ro, unsigned long incompat);
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ARGUMENTS

13       journal
14           Journal to act on.
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16       compat
17           bitmask of compatible features
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19       ro
20           bitmask of features that force read-only mount
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22       incompat
23           bitmask of incompatible features
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DESCRIPTION

26       Mark a given journal feature as present on the superblock. Returns true
27       if the requested features could be set.
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AUTHORS

30       Roger Gammans <rgammans@computer-surgery.co.uk>
31           Author.
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33       Stephen Tweedie <sct@redhat.com>
34           Author.
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37Kernel Hackers Manual 2.6.         June 2019           JOURNAL_SET_FEATURES(9)
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