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/fs/kernfs/
Dfile.c95 struct kernfs_open_file *of = sf->private; in kernfs_seq_stop_active() local
96 const struct kernfs_ops *ops = kernfs_ops(of->kn); in kernfs_seq_stop_active()
100 kernfs_put_active(of->kn); in kernfs_seq_stop_active()
105 struct kernfs_open_file *of = sf->private; in kernfs_seq_start() local
112 mutex_lock(&of->mutex); in kernfs_seq_start()
113 if (!kernfs_get_active(of->kn)) in kernfs_seq_start()
116 ops = kernfs_ops(of->kn); in kernfs_seq_start()
134 struct kernfs_open_file *of = sf->private; in kernfs_seq_next() local
135 const struct kernfs_ops *ops = kernfs_ops(of->kn); in kernfs_seq_next()
155 struct kernfs_open_file *of = sf->private; in kernfs_seq_stop() local
[all …]
/fs/cramfs/
DREADME23 null-padded to a multiple of 4 bytes.
25 The order of inode traversal is described as "width-first" (not to be
26 confused with breadth-first); i.e. like depth-first but listing all of
38 regular file of non-zero st_size.
44 padding to multiple of 4 bytes
46 The i'th <block_pointer> for a file stores the byte offset of the
47 *end* of the i'th <block> (i.e. one past the last byte, which is the
48 same as the start of the (i+1)'th <block> if there is one). The first
63 the compressed data length is included in the first 2 bytes of
68 The order of <file_data>'s is a depth-first descent of the directory
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DKconfig23 which is much better in terms of performance and features.
42 like flash) instead of going through the block device layer.
46 The location of the CramFs image is determined by a
47 MTD device capable of direct memory mapping e.g. from
/fs/sysfs/
Dfile.c42 struct kernfs_open_file *of = sf->private; in sysfs_kf_seq_show() local
43 struct kobject *kobj = of->kn->parent->priv; in sysfs_kf_seq_show()
44 const struct sysfs_ops *ops = sysfs_file_ops(of->kn); in sysfs_kf_seq_show()
61 count = ops->show(kobj, of->kn->priv, buf); in sysfs_kf_seq_show()
80 static ssize_t sysfs_kf_bin_read(struct kernfs_open_file *of, char *buf, in sysfs_kf_bin_read() argument
83 struct bin_attribute *battr = of->kn->priv; in sysfs_kf_bin_read()
84 struct kobject *kobj = of->kn->parent->priv; in sysfs_kf_bin_read()
85 loff_t size = file_inode(of->file)->i_size; in sysfs_kf_bin_read()
100 return battr->read(of->file, kobj, battr, buf, pos, count); in sysfs_kf_bin_read()
104 static ssize_t sysfs_kf_read(struct kernfs_open_file *of, char *buf, in sysfs_kf_read() argument
[all …]
/fs/befs/
DChangeLog41 * Made a debian package of the source for use with kernel-package. [WD]
51 finding the first key that is a substring of the string it is searching
53 names like file1 and file2 to mysteriously be duplicates of each other
81 * Misc code cleanups. Also cleanup of this changelog file. [WD]
86 * Remove the typedef of struct super_block to vfs_sb, as it offended
94 * Cleanup of NLS functions (util.c) [WD]
105 * Removed notion of btree handle from btree.c. It was unnecessary, as the
109 * Improved handleing of overflow nodes when listing directories.
110 Now works for overflow nodes hanging off of nodes other than the root
125 * Added workaround for mis-understanding of the nature of the b+trees used
[all …]
/fs/reiserfs/
DREADME8 files are licensed under the GPL. The portions of them owned by Hans
14 All portions of governed files not labeled otherwise are owned by Hans
33 to the owner of the copyright, and my interpretation of this shall
54 it is for users to get their fsck and mkreiserfs out of sync with the
55 version of reiserfs that is in their kernel, with many important
56 distributors wanting them out of sync.:-) Please try to remember to
57 recompile and reinstall fsck and mkreiserfs with every update of
58 reiserfs, this is a common source of confusion. Note that some of the
64 recompile your kernel, most of the time. The errors you get will be
73 the software component development power of the internet. Be the most
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DKconfig36 possibly imagine of its internal consistency throughout its
39 latest benchmarks.:-) Use of this option allows our team to go all
40 out in checking for consistency when debugging without fear of its
41 effect on end users. If you are on the verge of sending in a bug
49 Create under /proc/fs/reiserfs a hierarchy of files, displaying
50 various ReiserFS statistics and internal data at the expense of
52 increases the amount of kernel memory required for each mount.
/fs/affs/
DChanges10 problem that I'm aware of (pointer/int conversion
13 reads basically work (but all files are of size 0).
25 a multiple of the blocksize, the rest of the
59 - use mark_buffer_dirty_inode instead of mark_buffer_dirty.
81 - cleanup of some interfaces
112 - truncate() zeroes the unused remainder of a
131 - Cleanup of error handling in read_super().
132 Didn't release all resources in case of an
138 - One set of dentry callbacks is enough. (BH)
140 - Cleanup of error handling in namei.c. (BH)
[all …]
/fs/unicode/
DREADME.utf8data2 Character Database for version 12.1.0 of the Unicode standard.
4 The full set of files can be found here:
39 To update to the newer version of the Unicode standard, the latest
40 released version of the UCD can be found here:
50 have a total size of 324k) and/or comparing it with the older version
51 of utf8data.h_shipped, rename it to utf8data.h_shipped.
53 If you are a kernel developer updating to a newer version of the
55 with the version of the UCD that was used, the md5sum and sha1sums of
56 the *.txt files, before checking in the new versions of the utf8data.h
/fs/pstore/
DKconfig22 Defines default size of pstore kernel log storage.
197 2) /dev/<disk_name> represents the device name of disk
199 of partition - device number of disk plus the partition number
201 used when disk name of partitioned disk ends with a digit.
203 unique id of a partition if the partition table provides it.
206 filled hex representation of the 32-bit "NT disk signature", and PP
207 is a zero-filled hex representation of the 1-based partition number.
210 7) <major>:<minor> major and minor number of the device separated by
217 int "Size in Kbytes of kmsg dump log to store"
221 This just sets size of kmsg dump (oops, panic, etc) log for
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/fs/proc/
DKconfig7 of the system. "Virtual" means that it doesn't take up any space on
10 version of the program less: you need to use more or cat.
14 (there is a small number of Interrupt ReQuest lines in your computer
16 often a source of trouble if two devices are mistakenly configured
37 Provides a virtual ELF core file of the live kernel. This can
46 Exports the dump image of crashed kernel in ELF format.
54 specific snapshot of their hardware or firmware before the
70 The sysctl interface provides a means of dynamically changing
72 a recompile of the kernel or reboot of the system. The primary
73 interface is through /proc/sys. If you say Y here a tree of
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/fs/jffs2/
DREADME.Locking14 contiguous allocation of space on the medium. It is automatically
17 the garbage collector will obtain this right at the beginning of
24 which they belong. This is for the benefit of NAND flash - adding new
27 time this happens are part of the new node, not just something that
32 With the introduction of NAND flash support and the write-buffer,
33 the alloc_sem is also used to protect the wbuf-related members of the
43 This is the JFFS2-internal equivalent of the inode mutex i->i_sem.
44 It protects the contents of the jffs2_inode_info private inode data,
45 including the linked list of node fragments (but see the notes below on
54 of the inode from which it's garbage-collecting a physical node, this
[all …]
DLICENCE2 file are part of JFFS2, the Journalling Flash File System v2.
7 the terms of the GNU General Public License as published by the Free
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 You should have received a copy of the GNU General Public License along
26 of the GNU General Public License.
DKconfig7 JFFS2 is the second generation of the Journalling Flash File System
12 Further information on the design and implementation of JFFS2 is
20 This controls the amount of debugging messages produced by the JFFS2
29 If reporting bugs, please try to have available a full dump of the
40 types of flash devices:
158 You can set here the default compression mode of JFFS2 from
183 decompression) at the expense of size.
/fs/
DKconfig.binfmt52 segments of a binary to be located in memory independently of each
69 ELF core dump files describe each memory mapping of the crashed
70 process, and can contain or omit the memory contents of each one.
71 The contents of an unmodified text mapping are omitted by default.
73 For an unmodified text mapping of an ELF object, including just
74 the first page of the file in a core dump makes it possible to
76 cost and disk space to dump all the text. However, versions of
83 This config option changes the default setting of coredump_filter
95 module from an initramfs, the portion of the initramfs before loading
96 this module must consist of compiled binaries only.
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/fs/nfs/
DKconfig21 Below you can choose which versions of the NFS protocol are
38 This option enables support for version 2 of the NFS protocol
48 This option enables support for version 3 of the NFS protocol
58 Sun added to Solaris but never became an official part of the
81 This option enables support for version 4 of the NFS protocol
103 This option enables support for minor version 1 of the NFSv4 protocol
112 This option enables support for minor version 2 of the NFSv4 protocol
137 This option defines the domain portion of the implementation ID that
139 the format of a DNS domain name and should be set to the DNS domain
140 name of the distribution.
[all …]
/fs/ntfs/
DKconfig6 NTFS is the file system of Microsoft Windows NT, 2000, XP and 2003.
12 There are also a number of user-space tools available, called
16 This is a rewrite from scratch of Linux NTFS support and replaced
47 slowdown of the system.
49 When reporting bugs, please try to have available a full dump of
69 scratch of the NTFS support), it should be noted that the old NTFS
74 on top of any DOS/Microsoft Windows system without partitioning your
/fs/btrfs/
DKconfig57 writes of the super block). The goal is to verify that the
58 state of the filesystem on disk is always consistent, i.e.,
63 the mount options, plenty of kernel memory is used, and
64 plenty of additional CPU cycles are spent. Enabling this
68 to verify the integrity of (super)-block write requests
69 during the run of a regression test, say N
97 any of the assertions trip. This is meant for btrfs developers only.
/fs/romfs/
DKconfig7 initial ram disks of installation disks, but it could be used for
12 module will be called romfs. Note that the file system of your
35 direct mapping of the medium.
44 intercession of the block layer (which may have been disabled). It
45 also allows direct mapping of MTD devices through romfs files under
/fs/cifs/
DKconfig22 This is the client VFS module for the SMB3 family of NAS protocols,
34 server support for Linux and many other operating systems). Use of
63 allow optional logging of slow responses to dmesg (depending on the
64 value of /proc/fs/cifs/cifsFYI). See Documentation/admin-guide/cifs/usage.rst
78 of legacy dialects (SMB1/CIFS and SMB2.0) is discouraged.
100 CIFS maps the name of extended attributes beginning with the user
127 the cifs code which increases the size of the cifs module.
135 to the cifs code which slightly increases the size of
136 the cifs module and can cause additional logging of debug
161 servers if their addresses change or for implicit mounts of
[all …]
/fs/configfs/
DKconfig7 of sysfs's functionality. Where sysfs is a filesystem-based
8 view of kernel objects, configfs is a filesystem-based manager
9 of kernel objects, or config_items.
/fs/squashfs/
DKconfig11 Block sizes greater than 4K are supported up to a maximum of 1 Mbytes
95 This decompressor implementation uses a maximum of one
119 achieved and the amount of CPU time and memory necessary to
132 of zlib are too high.
147 of zlib are too high.
161 the default zlib compression, at the expense of greater CPU and
198 accesses of files in filesystem order) on all media.
214 int "Number of fragments cached" if SQUASHFS_EMBEDDED
221 of extra system memory. Decreasing this amount will mean
222 SquashFS uses less memory at the expense of extra reads from disk.
/fs/gfs2/
DKconfig12 Allows a cluster of computers to simultaneously use a block device
16 filesystem consistency is maintained. One of the nifty features of
34 Most users of GFS2 will require this. It provides the locking
/fs/fat/
DKconfig6 If you want to use one of the FAT-based file systems (the MS-DOS and
15 M to at least one of "MSDOS fs support" or "VFAT fs support" in
16 order to make use of it.
33 cannot compile any of the FAT-based file systems into the kernel
40 This allows you to mount MSDOS partitions of your hard drive (unless
83 This option should be set to the codepage of your FAT filesystems.
94 that most of your FAT filesystems use, and can be overridden
/fs/verity/
DKconfig10 # some architectures provided optimized implementations of the same
23 This serves as an integrity check, but the availability of the
33 protection against malicious disks vs. an ahead-of-time hash.
42 Support verifying signatures of verity files against the X.509

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