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authorErik Andersen2000-05-05 19:49:33 +0000
committerErik Andersen2000-05-05 19:49:33 +0000
commit6c5f2c602174c7fe0830a1fc4fe5b3dde5ed7068 (patch)
treee5b0d03dee3ca473422d617ce6985d60f0985c04 /util-linux/mount.c
parent9b15e50835dba5b9c86df2cfa89aa8d8ce67cb4a (diff)
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Add support for "noatime" and "nodiratime" mount flags to mount.
Change umount "-f" to mean force, and actually use umount2. Change umount "-l" to mean "Do not free loop device". Updates docs accordingly. -Erik
Diffstat (limited to 'util-linux/mount.c')
-rw-r--r--util-linux/mount.c32
1 files changed, 19 insertions, 13 deletions
diff --git a/util-linux/mount.c b/util-linux/mount.c
index 456e452..00a774a 100644
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -66,26 +66,28 @@ extern const char mtab_file[]; /* Defined in utility.c */
static const char mount_usage[] = "\tmount [flags]\n"
"\tmount [flags] device directory [-o options,more-options]\n"
- "\n" "Flags:\n" "\t-a:\tMount all file systems in fstab.\n"
+ "\n" "Flags:\n"
+ "\t-a:\t\tMount all file systems in fstab.\n"
#ifdef BB_MTAB
- "\t-f:\t\"Fake\" mount. Add entry to mount table but don't mount it.\n"
- "\t-n:\tDon't write a mount table entry.\n"
+ "\t-f:\t\t\"Fake\" mount. Add entry to mount table but don't mount it.\n"
+ "\t-n:\t\tDon't write a mount table entry.\n"
#endif
"\t-o option:\tOne of many filesystem options, listed below.\n"
- "\t-r:\tMount the filesystem read-only.\n"
- "\t-t filesystem-type:\tSpecify the filesystem type.\n"
- "\t-w:\tMount for reading and writing (default).\n"
+ "\t-r:\t\tMount the filesystem read-only.\n"
+ "\t-t fs-type:\tSpecify the filesystem type.\n"
+ "\t-w:\t\tMount for reading and writing (default).\n"
"\n"
"Options for use with the \"-o\" flag:\n"
- "\tasync / sync:\tWrites are asynchronous / synchronous.\n"
- "\tdev / nodev:\tAllow use of special device files / disallow them.\n"
- "\texec / noexec:\tAllow use of executable files / disallow them.\n"
+ "\tasync/sync:\tWrites are asynchronous / synchronous.\n"
+ "\tatime/noatime:\tEnable / disable updates to inode access times.\n"
+ "\tdev/nodev:\tAllow use of special device files / disallow them.\n"
+ "\texec/noexec:\tAllow use of executable files / disallow them.\n"
#if defined BB_FEATURE_MOUNT_LOOP
- "\tloop: Mounts a file via loop device.\n"
+ "\tloop:\t\tMounts a file via loop device.\n"
#endif
- "\tsuid / nosuid:\tAllow set-user-id-root programs / disallow them.\n"
- "\tremount: Re-mount a currently-mounted filesystem, changing its flags.\n"
- "\tro / rw: Mount for read-only / read-write.\n"
+ "\tsuid/nosuid:\tAllow set-user-id-root programs / disallow them.\n"
+ "\tremount:\tRe-mount a currently-mounted filesystem, changing its flags.\n"
+ "\tro/rw:\t\tMount for read-only / read-write.\n"
"There are EVEN MORE flags that are specific to each filesystem.\n"
"You'll have to see the written documentation for those.\n";
@@ -98,10 +100,14 @@ struct mount_options {
static const struct mount_options mount_options[] = {
{"async", ~MS_SYNCHRONOUS, 0},
+ {"atime", ~0, ~MS_NOATIME},
{"defaults", ~0, 0},
{"dev", ~MS_NODEV, 0},
+ {"diratime", ~0, ~MS_NODIRATIME},
{"exec", ~MS_NOEXEC, 0},
+ {"noatime", ~0, MS_NOATIME},
{"nodev", ~0, MS_NODEV},
+ {"nodiratime", ~0, MS_NODIRATIME},
{"noexec", ~0, MS_NOEXEC},
{"nosuid", ~0, MS_NOSUID},
{"remount", ~0, MS_REMOUNT},