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mount-util: beef up bind_remount_recursive() to be able to toggle more than MS_RDONLY

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The function is otherwise generic enough to toggle other bind mount
flags beyond MS_RDONLY (for example: MS_NOSUID or MS_NODEV), hence let's
beef it up slightly to support that too.
This commit is contained in:
Lennart Poettering
2019-03-25 19:33:55 +01:00
parent f0a95a2c6d
commit 64e82c1976
6 changed files with 21 additions and 16 deletions
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src/shared/mount-util.h
+2 -2
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@@ -8,8 +8,8 @@
int repeat_unmount(const char *path, int flags);
int umount_recursive(const char *target, int flags);
int bind_remount_recursive(const char *prefix, bool ro, char **blacklist);
int bind_remount_recursive_with_mountinfo(const char *prefix, bool ro, char **blacklist, FILE *proc_self_mountinfo);
int bind_remount_recursive(const char *prefix, unsigned long new_flags, unsigned long flags_mask, char **blacklist);
int bind_remount_recursive_with_mountinfo(const char *prefix, unsigned long new_flags, unsigned long flags_mask, char **blacklist, FILE *proc_self_mountinfo);
int mount_move_root(const char *path);