1JOURNAL_CHECK_USED_F(9) The Linux Journalling API JOURNAL_CHECK_USED_F(9)
2
3
4
6 journal_check_used_features - Check if features specified are used.
7
9 int journal_check_used_features(journal_t * journal,
10 unsigned long compat, unsigned long ro,
11 unsigned long incompat);
12
14 journal
15 Journal to check.
16
17 compat
18 bitmask of compatible features
19
20 ro
21 bitmask of features that force read-only mount
22
23 incompat
24 bitmask of incompatible features
25
27 Check whether the journal uses all of a given set of features. Return
28 true (non-zero) if it does.
29
31 Roger Gammans <rgammans@computer-surgery.co.uk>
32 Author.
33
34 Stephen Tweedie <sct@redhat.com>
35 Author.
36
38Kernel Hackers Manual 3.10 June 2019 JOURNAL_CHECK_USED_F(9)