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authorDenys Vlasenko2020-12-06 21:47:24 +0100
committerDenys Vlasenko2020-12-06 21:56:22 +0100
commit34c5115a7fb2adb7562b5638264112f5d83bf6cf (patch)
tree97131a45674d17173324ea495174d91820d45671 /util-linux
parent696c38ddca99f6d40ee6c4bd1d253a987989bd95 (diff)
downloadbusybox-34c5115a7fb2adb7562b5638264112f5d83bf6cf.zip
busybox-34c5115a7fb2adb7562b5638264112f5d83bf6cf.tar.gz
mount: implement -o nosymfollow, remove bogus -o union
The (1 << 8) MS_ flag is MS_NOSYMFOLLOW, not MS_UNION. As far as I see in git history of kernel and util-linux, MS_UNION did not ever exist. Why did it appear in our tree in 2009?... function old new delta mount_option_str 379 385 +6 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'util-linux')
-rw-r--r--util-linux/mount.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/util-linux/mount.c b/util-linux/mount.c
index 25d884a..2eadee8 100644
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -188,8 +188,8 @@
#ifndef MS_DIRSYNC
# define MS_DIRSYNC (1 << 7) // Directory modifications are synchronous
#endif
-#ifndef MS_UNION
-# define MS_UNION (1 << 8)
+#ifndef MS_NOSYMFOLLOW
+# define MS_NOSYMFOLLOW (1 << 8)
#endif
#ifndef MS_BIND
# define MS_BIND (1 << 12)
@@ -368,13 +368,13 @@ static const int32_t mount_options[] ALIGN4 = {
/* "nostrictatime"*/ ~MS_STRICTATIME,
/* "lazytime" */ MS_LAZYTIME,
/* "nolazytime" */ ~MS_LAZYTIME,
+ /* "nosymfollow" */ MS_NOSYMFOLLOW,
/* "mand" */ MS_MANDLOCK,
/* "nomand" */ ~MS_MANDLOCK,
/* "loud" */ ~MS_SILENT,
// action flags
/* "rbind" */ MS_BIND|MS_RECURSIVE,
- /* "union" */ MS_UNION,
/* "bind" */ MS_BIND,
/* "move" */ MS_MOVE,
/* "shared" */ MS_SHARED,
@@ -430,13 +430,13 @@ static const char mount_option_str[] ALIGN1 =
"nostrictatime""\0"
"lazytime" "\0"
"nolazytime" "\0"
+ "nosymfollow" "\0"
"mand" "\0"
"nomand" "\0"
"loud" "\0"
// action flags
"rbind\0"
- "union\0"
"bind\0"
"move\0"
"make-shared\0"