Expose ZFS dataset case sensitivity setting via sb_opts
Makes the case sensitivity setting visible on Linux in /proc/mounts. Reviewed-by: Ryan Moeller <ryan@iXsystems.com> Reviewed-by: Alexander Motin <mav@FreeBSD.org> Signed-off-by: Ameer Hamza <ahamza@ixsystems.com> Closes #13607
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@ -108,5 +108,8 @@
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#define MNTOPT_NOACL "noacl" /* likewise */
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#define MNTOPT_POSIXACL "posixacl" /* likewise */
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#define MNTOPT_MNTPOINT "mntpoint" /* mount point hint */
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#define MNTOPT_CASESENSITIVE "casesensitive" /* case sensitivity */
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#define MNTOPT_CASEINSENSITIVE "caseinsensitive" /* case insensitivity */
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#define MNTOPT_CASEMIXED "casemixed" /* case mixed */
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#endif /* _SYS_MNTENT_H */
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@ -84,6 +84,13 @@ static const option_map_t option_map[] = {
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{ MNTOPT_ACL, MS_POSIXACL, ZS_COMMENT },
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{ MNTOPT_NOACL, MS_COMMENT, ZS_COMMENT },
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{ MNTOPT_POSIXACL, MS_POSIXACL, ZS_COMMENT },
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/*
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* Case sensitive options are just listed here to silently
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* ignore the error if passed with zfs mount command.
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*/
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{ MNTOPT_CASESENSITIVE, MS_COMMENT, ZS_COMMENT },
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{ MNTOPT_CASEINSENSITIVE, MS_COMMENT, ZS_COMMENT },
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{ MNTOPT_CASEMIXED, MS_COMMENT, ZS_COMMENT },
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#ifdef MS_NOATIME
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{ MNTOPT_NOATIME, MS_NOATIME, ZS_COMMENT },
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{ MNTOPT_ATIME, MS_COMMENT, ZS_COMMENT },
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@ -233,6 +233,18 @@ __zpl_show_options(struct seq_file *seq, zfsvfs_t *zfsvfs)
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}
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#endif /* CONFIG_FS_POSIX_ACL */
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switch (zfsvfs->z_case) {
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case ZFS_CASE_SENSITIVE:
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seq_puts(seq, ",casesensitive");
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break;
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case ZFS_CASE_INSENSITIVE:
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seq_puts(seq, ",caseinsensitive");
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break;
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default:
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seq_puts(seq, ",casemixed");
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break;
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}
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return (0);
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}
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