aboutsummaryrefslogtreecommitdiffstats
path: root/Documentation/filesystems
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-09-05 12:56:57 -0400
committerIngo Molnar <mingo@elte.hu>2008-09-05 12:56:57 -0400
commit616ad8c44281c0c6711a72b560e01ec335ff27e0 (patch)
tree0a20453ffedb09db6fb41a0c2208ccc2c7751d3a /Documentation/filesystems
parent99809963c99e1ed868d9ebeb4a5e7ee1cbe0309f (diff)
parentb380b0d4f7dffcc235c0facefa537d4655619101 (diff)
Merge branch 'linus' into x86/defconfig
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/configfs/Makefile3
-rw-r--r--Documentation/filesystems/ext4.txt6
-rw-r--r--Documentation/filesystems/ntfs.txt4
-rw-r--r--Documentation/filesystems/proc.txt19
-rw-r--r--Documentation/filesystems/quota.txt22
-rw-r--r--Documentation/filesystems/ubifs.txt2
6 files changed, 45 insertions, 11 deletions
diff --git a/Documentation/filesystems/configfs/Makefile b/Documentation/filesystems/configfs/Makefile
new file mode 100644
index 000000000000..be7ec5e67dbc
--- /dev/null
+++ b/Documentation/filesystems/configfs/Makefile
@@ -0,0 +1,3 @@
1ifneq ($(CONFIG_CONFIGFS_FS),)
2obj-m += configfs_example_explicit.o configfs_example_macros.o
3endif
diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt
index 80e193d82e2e..0d5394920a31 100644
--- a/Documentation/filesystems/ext4.txt
+++ b/Documentation/filesystems/ext4.txt
@@ -26,6 +26,12 @@ Mailing list: linux-ext4@vger.kernel.org
26 26
27 git://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git 27 git://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git
28 28
29 - Note that it is highly important to install the mke2fs.conf file
30 that comes with the e2fsprogs 1.41.x sources in /etc/mke2fs.conf. If
31 you have edited the /etc/mke2fs.conf file installed on your system,
32 you will need to merge your changes with the version from e2fsprogs
33 1.41.x.
34
29 - Create a new filesystem using the ext4dev filesystem type: 35 - Create a new filesystem using the ext4dev filesystem type:
30 36
31 # mke2fs -t ext4dev /dev/hda1 37 # mke2fs -t ext4dev /dev/hda1
diff --git a/Documentation/filesystems/ntfs.txt b/Documentation/filesystems/ntfs.txt
index e79ee2db183a..ac2a261c5f7d 100644
--- a/Documentation/filesystems/ntfs.txt
+++ b/Documentation/filesystems/ntfs.txt
@@ -40,7 +40,7 @@ Web site
40======== 40========
41 41
42There is plenty of additional information on the linux-ntfs web site 42There is plenty of additional information on the linux-ntfs web site
43at http://linux-ntfs.sourceforge.net/ 43at http://www.linux-ntfs.org/
44 44
45The web site has a lot of additional information, such as a comprehensive 45The web site has a lot of additional information, such as a comprehensive
46FAQ, documentation on the NTFS on-disk format, information on the Linux-NTFS 46FAQ, documentation on the NTFS on-disk format, information on the Linux-NTFS
@@ -272,7 +272,7 @@ And you would know that /dev/hda2 has a size of 37768814 - 4209030 + 1 =
272For Win2k and later dynamic disks, you can for example use the ldminfo utility 272For Win2k and later dynamic disks, you can for example use the ldminfo utility
273which is part of the Linux LDM tools (the latest version at the time of 273which is part of the Linux LDM tools (the latest version at the time of
274writing is linux-ldm-0.0.8.tar.bz2). You can download it from: 274writing is linux-ldm-0.0.8.tar.bz2). You can download it from:
275 http://linux-ntfs.sourceforge.net/downloads.html 275 http://www.linux-ntfs.org/
276Simply extract the downloaded archive (tar xvjf linux-ldm-0.0.8.tar.bz2), go 276Simply extract the downloaded archive (tar xvjf linux-ldm-0.0.8.tar.bz2), go
277into it (cd linux-ldm-0.0.8) and change to the test directory (cd test). You 277into it (cd linux-ldm-0.0.8) and change to the test directory (cd test). You
278will find the precompiled (i386) ldminfo utility there. NOTE: You will not be 278will find the precompiled (i386) ldminfo utility there. NOTE: You will not be
diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
index 64557821ee59..394eb2cc1c39 100644
--- a/Documentation/filesystems/proc.txt
+++ b/Documentation/filesystems/proc.txt
@@ -1339,6 +1339,25 @@ Enables/Disables the protection of the per-process proc entries "maps" and
1339"smaps". When enabled, the contents of these files are visible only to 1339"smaps". When enabled, the contents of these files are visible only to
1340readers that are allowed to ptrace() the given process. 1340readers that are allowed to ptrace() the given process.
1341 1341
1342msgmni
1343------
1344
1345Maximum number of message queue ids on the system.
1346This value scales to the amount of lowmem. It is automatically recomputed
1347upon memory add/remove or ipc namespace creation/removal.
1348When a value is written into this file, msgmni's value becomes fixed, i.e. it
1349is not recomputed anymore when one of the above events occurs.
1350Use auto_msgmni to change this behavior.
1351
1352auto_msgmni
1353-----------
1354
1355Enables/Disables automatic recomputing of msgmni upon memory add/remove or
1356upon ipc namespace creation/removal (see the msgmni description above).
1357Echoing "1" into this file enables msgmni automatic recomputing.
1358Echoing "0" turns it off.
1359auto_msgmni default value is 1.
1360
1342 1361
13432.4 /proc/sys/vm - The virtual memory subsystem 13622.4 /proc/sys/vm - The virtual memory subsystem
1344----------------------------------------------- 1363-----------------------------------------------
diff --git a/Documentation/filesystems/quota.txt b/Documentation/filesystems/quota.txt
index a590c4093eff..5e8de25bf0f1 100644
--- a/Documentation/filesystems/quota.txt
+++ b/Documentation/filesystems/quota.txt
@@ -3,14 +3,14 @@ Quota subsystem
3=============== 3===============
4 4
5Quota subsystem allows system administrator to set limits on used space and 5Quota subsystem allows system administrator to set limits on used space and
6number of used inodes (inode is a filesystem structure which is associated 6number of used inodes (inode is a filesystem structure which is associated with
7with each file or directory) for users and/or groups. For both used space and 7each file or directory) for users and/or groups. For both used space and number
8number of used inodes there are actually two limits. The first one is called 8of used inodes there are actually two limits. The first one is called softlimit
9softlimit and the second one hardlimit. An user can never exceed a hardlimit 9and the second one hardlimit. An user can never exceed a hardlimit for any
10for any resource. User is allowed to exceed softlimit but only for limited 10resource (unless he has CAP_SYS_RESOURCE capability). User is allowed to exceed
11period of time. This period is called "grace period" or "grace time". When 11softlimit but only for limited period of time. This period is called "grace
12grace time is over, user is not able to allocate more space/inodes until he 12period" or "grace time". When grace time is over, user is not able to allocate
13frees enough of them to get below softlimit. 13more space/inodes until he frees enough of them to get below softlimit.
14 14
15Quota limits (and amount of grace time) are set independently for each 15Quota limits (and amount of grace time) are set independently for each
16filesystem. 16filesystem.
@@ -53,6 +53,12 @@ in parentheses):
53 QUOTA_NL_BSOFTLONGWARN - space (block) softlimit is exceeded 53 QUOTA_NL_BSOFTLONGWARN - space (block) softlimit is exceeded
54 longer than given grace period. 54 longer than given grace period.
55 QUOTA_NL_BSOFTWARN - space (block) softlimit 55 QUOTA_NL_BSOFTWARN - space (block) softlimit
56 - four warnings are also defined for the event when user stops
57 exceeding some limit:
58 QUOTA_NL_IHARDBELOW - inode hardlimit
59 QUOTA_NL_ISOFTBELOW - inode softlimit
60 QUOTA_NL_BHARDBELOW - space (block) hardlimit
61 QUOTA_NL_BSOFTBELOW - space (block) softlimit
56 QUOTA_NL_A_DEV_MAJOR (u32) 62 QUOTA_NL_A_DEV_MAJOR (u32)
57 - major number of a device with the affected filesystem 63 - major number of a device with the affected filesystem
58 QUOTA_NL_A_DEV_MINOR (u32) 64 QUOTA_NL_A_DEV_MINOR (u32)
diff --git a/Documentation/filesystems/ubifs.txt b/Documentation/filesystems/ubifs.txt
index 540e9e7f59c5..6a0d70a22f05 100644
--- a/Documentation/filesystems/ubifs.txt
+++ b/Documentation/filesystems/ubifs.txt
@@ -57,7 +57,7 @@ Similarly to JFFS2, UBIFS supports on-the-flight compression which makes
57it possible to fit quite a lot of data to the flash. 57it possible to fit quite a lot of data to the flash.
58 58
59Similarly to JFFS2, UBIFS is tolerant of unclean reboots and power-cuts. 59Similarly to JFFS2, UBIFS is tolerant of unclean reboots and power-cuts.
60It does not need stuff like ckfs.ext2. UBIFS automatically replays its 60It does not need stuff like fsck.ext2. UBIFS automatically replays its
61journal and recovers from crashes, ensuring that the on-flash data 61journal and recovers from crashes, ensuring that the on-flash data
62structures are consistent. 62structures are consistent.
63 63