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-rw-r--r--util-linux/mount.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/util-linux/mount.c b/util-linux/mount.c
index dd753235e..054db57b3 100644
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -33,6 +33,11 @@
#ifndef MS_SILENT
#define MS_SILENT (1 << 15)
#endif
+/* Grab more as needed from util-linux's mount/mount_constants.h */
+#ifndef MS_DIRSYNC
+#define MS_DIRSYNC 128 /* Directory modifications are synchronous */
+#endif
+
#if defined(__dietlibc__)
/* 16.12.2006, Sampo Kellomaki (sampo@iki.fi)
@@ -122,6 +127,7 @@ static const int32_t mount_options[] = {
/* "exec" */ ~MS_NOEXEC,
/* "noexec" */ MS_NOEXEC,
/* "sync" */ MS_SYNCHRONOUS,
+ /* "dirsync" */ MS_DIRSYNC,
/* "async" */ ~MS_SYNCHRONOUS,
/* "atime" */ ~MS_NOATIME,
/* "noatime" */ MS_NOATIME,
@@ -171,6 +177,7 @@ static const char mount_option_str[] =
"exec" "\0"
"noexec" "\0"
"sync" "\0"
+ "dirsync" "\0"
"async" "\0"
"atime" "\0"
"noatime" "\0"
@@ -1665,6 +1672,8 @@ int mount_main(int argc, char **argv)
SKIP_DESKTOP(const int nonroot = 0;)
USE_DESKTOP( int nonroot = (getuid() != 0);)
+ sanitize_env_if_suid();
+
/* parse long options, like --bind and --move. Note that -o option
* and --option are synonymous. Yes, this means --remount,rw works. */