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From 7f5f61824b3b7ffa81d34481aec5a7ecca213a5a Mon Sep 17 00:00:00 2001
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From: Karel Zak <kzak@redhat.com>
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Date: Wed, 3 Jan 2018 13:59:59 +0100
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Subject: [PATCH 160/173] libmount: fix mnt_table_is_fs_mounted() for rbind
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There is no difference between "bind" and "rbind" if we want to FS
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root to search for the FS in mountinfo file.
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fstab:
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/dev/sdc1 /mnt/foo xfs defaults 0 0
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/mnt/foo /mnt/test none rw,rbind 0 0
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use -a more than once:
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mount -a
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mount -a
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/proc/mounts (the current result):
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/dev/sdc1 /mnt/foo xfs rw,relatime,attr2,inode64,noquota 0 0
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/dev/sdc1 /mnt/test xfs rw,relatime,attr2,inode64,noquota 0 0
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/dev/sdc1 /mnt/test xfs rw,relatime,attr2,inode64,noquota 0 0
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/dev/sdc1 /mnt/foo xfs rw,relatime,attr2,inode64,noquota 0 0
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expected (fixed version) result:
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/dev/sdc1 /mnt/foo xfs rw,relatime,attr2,inode64,noquota 0 0
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/dev/sdc1 /mnt/test xfs rw,relatime,attr2,inode64,noquota 0 0
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Upstream: http://github.com/karelzak/util-linux/commit/b5cc232362a60b2a7738ee250609202bd6195e49
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Addresses: https://bugzilla.redhat.com/show_bug.cgi?id=1528959
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Signed-off-by: Karel Zak <kzak@redhat.com>
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---
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libmount/src/tab.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/libmount/src/tab.c b/libmount/src/tab.c
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index 5628da6e5..dfa1da822 100644
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--- a/libmount/src/tab.c
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+++ b/libmount/src/tab.c
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@@ -1099,7 +1099,8 @@ int mnt_table_is_fs_mounted(struct libmnt_table *tb, struct libmnt_fs *fstab_fs)
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struct libmnt_fs *rootfs;
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int flags = 0;
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- if (mnt_fs_get_option(fstab_fs, "bind", NULL, NULL) == 0)
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+ if (mnt_fs_get_option(fstab_fs, "bind", NULL, NULL) == 0 ||
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+ mnt_fs_get_option(fstab_fs, "rbind", NULL, NULL) == 0)
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flags = MS_BIND;
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rootfs = mnt_table_get_fs_root(tb, fstab_fs, flags, &root);
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--
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2.14.4
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