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/linux-4.1.27/Documentation/device-mapper/
Dera.txt17 era <metadata dev> <origin dev> <block size>
19 metadata dev : fast device holding the persistent metadata
39 Create a clone of the metadata, to allow a userland process to read it.
44 Drop the metadata snapshot.
49 <metadata block size> <#used metadata blocks>/<#total metadata blocks>
50 <current era> <held metadata root | '-'>
52 metadata block size : Fixed block size for each metadata block in
54 #used metadata blocks : Number of metadata blocks used
55 #total metadata blocks : Total number of metadata blocks
57 held metadata root : The location, in blocks, of the metadata root
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Dthin-provisioning.txt23 - Improve metadata resilience by storing metadata on a mirrored volume
26 - Improve performance by storing the metadata on SSD.
40 Userspace tools for checking and repairing the metadata are under
54 The pool device ties together the metadata volume and the data volume.
55 It maps I/O linearly to the data volume and updates the metadata via
66 Setting up a pool device requires a valid metadata device, and a
67 data device. If you do not have an existing metadata device you can
68 make one by zeroing the first 4k to indicate empty metadata.
72 The amount of metadata you need will vary according to how many blocks
74 less sharing than average you'll need a larger-than-average metadata device.
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Dcache.txt16 The target reuses the metadata library used in the thin-provisioning
49 3. A small metadata device - records which blocks are in the cache,
53 e.g. as a mirror for extra robustness. This metadata device may only
68 block sizes are bad because they increase the amount of metadata (both
79 the metadata.
124 Updating on-disk metadata
127 On-disk metadata is committed every time a FLUSH or FUA bio is written.
130 cache. If power is lost you may lose some recent writes. The metadata
177 cache <metadata dev> <cache dev> <origin dev> <block size>
181 metadata dev : fast device holding the persistent metadata
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Dpersistent-data.txt4 The more-sophisticated device-mapper targets require complex metadata
17 framework for people who want to store metadata in device-mapper
49 On power failure your metadata will be as it was when last committed.
55 dm-space-map-metadata.[hc]
62 the metadata space. The latter is complicated by the need to store
Ddm-raid.txt121 containing the metadata (if any); the second is the one containing the
125 given for both the metadata and data drives for a given position.
130 # RAID4 - 4 data drives, 1 parity (no metadata devices)
131 # No metadata devices specified to hold superblock/bitmap info
139 # RAID4 - 4 data drives, 1 parity (with metadata devices)
Dsnapshot.txt45 The difference is that for transient snapshots less metadata must be
132 Both <sectors_allocated> and <total_sectors> include both data and metadata.
146 ^^^^ metadata sectors
Dverity.txt130 The verity kernel code does not read the verity metadata on-disk header.
143 The full specification of kernel parameters and on-disk metadata format
Dcache-policies.txt85 cache <metadata dev> <cache dev> <origin dev> <block size>
Dlog-writes.txt6 to verify the integrity of metadata or data as the file system is written to.
/linux-4.1.27/Documentation/filesystems/
Dxfs-self-describing-metadata.txt13 Almost all metadata on XFS is dynamically allocated. The only fixed location
14 metadata is the allocation group headers (SB, AGF, AGFL and AGI), while all
15 other metadata structures need to be discovered by walking the filesystem
28 However, if we scale the filesystem up to 1PB, we now have 10x as much metadata
39 One of the problems with the current metadata format is that apart from the
40 magic number in the metadata block, we have no other way of identifying what it
42 you can't look at a single metadata block in isolation and say "yes, it is
46 verification of metadata values, looking for values that are in range (and hence
53 Hence we need to record more information into the metadata to allow us to
54 quickly determine if the metadata is intact and can be ignored for the purpose
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Dsquashfs.txt114 Inodes are packed into the metadata blocks, and are not aligned to block
116 by a 48-bit number which encodes the location of the compressed metadata block
132 Like inodes, directories are packed into compressed metadata blocks, stored
140 compressed metadata block, and therefore, can share the start block.
150 in each metadata block. Directories are sorted in alphabetical order,
153 location of the metadata block the filename is in has been found.
154 The general idea of the index is to ensure only one metadata block needs to be
183 fragment lookup table is itself stored compressed into metadata blocks.
193 stored compressed into metadata blocks. A second index table is used to
207 This table is stored compressed into metadata blocks. A second index table is
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Dceph.txt23 separates data and metadata management into independent server
24 clusters, similar to Lustre. Unlike Lustre, however, metadata and
27 (checksumming, metadata replication, etc.). File data is striped
36 dynamically redistributes metadata in response to workload changes,
38 metadata server takes a somewhat unconventional approach to metadata
44 independent metadata servers, allowing scalable concurrent access.
126 cached metadata only when a lease or capability ensures it is
Dext3.txt44 system prior to its metadata being committed to the
48 into the main file system after its metadata has been
51 commit=nrsec (*) Ext3 can be told to sync all its data and metadata
168 mode - metadata journaling. A crash+recovery can cause incorrect data to
173 In data=ordered mode, ext3 only officially journals metadata, but it logically
174 groups metadata and data blocks into a single unit called a transaction. When
175 it's time to write the new metadata out to disk, the associated data blocks
180 data=journal mode provides full data and metadata journaling. All new data is
183 metadata into a consistent state. This mode is the slowest except when data
Docfs2.txt5 numbers, and has automatically extending metadata groups which may
59 system prior to its metadata being committed to the
62 into the main file system after its metadata has been
67 commit=nrsec (*) Ocfs2 can be told to sync all its data and metadata
Dext4.txt76 metadata-intensive workloads.
84 * extent format reduces metadata overhead (RAM, IO for access, transactions)
116 metadata checksumming have been discussed and planned for a bit but no patches
166 system prior to its metadata being committed to the
170 into the main file system after its metadata has been
173 commit=nrsec (*) Ext4 can be told to sync all its data and metadata
355 noblock_validity facility for tracking filesystem metadata blocks
358 extents which might overlap with filesystem metadata
400 mode - metadata journaling. A crash+recovery can cause incorrect data to
405 In data=ordered mode, ext4 only officially journals metadata, but it logically
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Dbtrfs.txt28 * Checksums on data and metadata (multiple algorithms available)
135 a metadata B-tree leaf. The value is specified in bytes, optionally
141 Specify that 1 metadata chunk should be allocated after every <value>
270 * btrfs-image: dump filesystem metadata for debugging
Dext2.txt138 data held in the object and all of the metadata about an object except
139 its name. The metadata about an object includes the permissions, owner,
286 asynchronous metadata is faster than the ffs synchronous metadata
290 If you're exceptionally paranoid, there are 3 ways of making metadata
297 the first and last are not ext2 specific but do force the metadata to
346 Tweedie. It avoids the risks of metadata corruption and the need to
349 file which stores whole metadata (and optionally data) blocks that have
Dxfs-delayed-logging-design.txt15 amount of metadata logged low is of prime importance.
61 people should be able to see why the XFS metadata operations writes so much to
65 metadata into the log.
79 Effectively, this gives us the maximum bound of outstanding metadata changes
103 log would greatly reduce the amount of metadata we write to the log, and this
124 metadata changes from the size and number of log buffers available. In other
127 being accumulated in memory. Hence the potential for loss of metadata on a
147 1. Reduce the amount of metadata written to the log by at least
152 4. No on-disk format change (metadata or log format).
420 re-using a freed metadata extent for a data extent), a special, optimised log
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Doverlayfs.txt81 such as metadata and extended attributes are reported for the upper
140 some metadata etc., the file is first copied from the lower filesystem
150 necessary. It then creates the object with the same metadata (owner,
186 metadata. Similarly any file locks obtained before copy_up will not
Djfs.txt25 integrity(*) Commit metadata changes to the journal. Use this option to
Dqnx6.txt78 the data held in the object and all of the metadata about an object except
80 The metadata about an object includes the permissions, owner, group, flags,
Dhfs.txt62 Finder's metadata.
Dxfs.txt137 on metadata intensive workloads. The logbsize option below
154 Use an external log (metadata journal) and/or real-time device.
255 The interval at which the filesystem flushes metadata
Domfs.txt42 group consists of super block information, file metadata, directory structures,
D00-INDEX156 xfs-self-describing-metadata.txt
D9p.txt72 none = default no cache policy, metadata and data
Dfuse.txt6 A filesystem in which data and metadata are provided by an ordinary
12 The process(es) providing the data and metadata of the filesystem.
Dexofs.txt13 attached to it, which are integral part of the object and provide metadata about
Dporting298 metadata buffers; the method has to use truncate_inode_pages_final() to get rid
311 before, if you are using inode-associated metadata buffers (i.e.
Dnilfs2.txt64 checkpoint if no metadata update is going. This mode
Dlogfs.txt135 Both file data and metadata can be compressed. Compression for file
Df2fs.txt285 partition, which examines whether the filesystem metadata and user-made data
Dproc.txt796 also be allocatable although a lot of filesystem metadata may have to be
/linux-4.1.27/Documentation/block/
Ddata-integrity.txt4 Modern filesystems feature checksumming of data and metadata to
14 support for appending integrity metadata to an I/O. The integrity
15 metadata (or protection information in SCSI terminology) includes a
36 allow the operating system to interact with the integrity metadata
42 information to each sector. The data + integrity metadata is stored
49 encouraged them to allow separation of the data and integrity metadata
63 when writing and vice versa. This allows the integrity metadata to be
69 buffers and the integrity metadata. These two distinct buffers must
72 The separation of the data and integrity metadata buffers as well as
104 the kernel) is concerned, the integrity metadata is opaque information
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/linux-4.1.27/fs/jffs2/
Dfs.c59 mdatalen = f->metadata->size; in jffs2_do_setattr()
60 mdata = kmalloc(f->metadata->size, GFP_USER); in jffs2_do_setattr()
65 ret = jffs2_read_dnode(c, f, f->metadata, mdata, 0, mdatalen); in jffs2_do_setattr()
156 old_metadata = f->metadata; in jffs2_do_setattr()
165 f->metadata = NULL; in jffs2_do_setattr()
167 f->metadata = new_metadata; in jffs2_do_setattr()
326 if (f->metadata->size != sizeof(jdev.old_id) && in jffs2_iget()
327 f->metadata->size != sizeof(jdev.new_id)) { in jffs2_iget()
329 f->metadata->size); in jffs2_iget()
333 ret = jffs2_read_dnode(c, f, f->metadata, (char *)&jdev, 0, f->metadata->size); in jffs2_iget()
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Dfile.c197 if (f->metadata) { in jffs2_write_begin()
198 jffs2_mark_node_obsolete(c, f->metadata->raw); in jffs2_write_begin()
199 jffs2_free_full_dnode(f->metadata); in jffs2_write_begin()
200 f->metadata = NULL; in jffs2_write_begin()
Dgc.c507 if (f->metadata && f->metadata->raw == raw) { in jffs2_garbage_collect_live()
508 fn = f->metadata; in jffs2_garbage_collect_live()
823 f->metadata = new_fn; in jffs2_garbage_collect_metadata()
1096 if (f->metadata) { in jffs2_garbage_collect_hole()
1097 jffs2_mark_node_obsolete(c, f->metadata->raw); in jffs2_garbage_collect_hole()
1098 jffs2_free_full_dnode(f->metadata); in jffs2_garbage_collect_hole()
1099 f->metadata = NULL; in jffs2_garbage_collect_hole()
1372 if (f->metadata) { in jffs2_garbage_collect_dnode()
1373 jffs2_mark_node_obsolete(c, f->metadata->raw); in jffs2_garbage_collect_dnode()
1374 jffs2_free_full_dnode(f->metadata); in jffs2_garbage_collect_dnode()
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Djffs2_fs_i.h40 struct jffs2_full_dnode *metadata; member
Dwrite.c407 if (f->metadata) { in jffs2_write_inode_range()
408 jffs2_mark_node_obsolete(c, f->metadata->raw); in jffs2_write_inode_range()
409 jffs2_free_full_dnode(f->metadata); in jffs2_write_inode_range()
410 f->metadata = NULL; in jffs2_write_inode_range()
479 f->metadata = fn; in jffs2_do_create()
Dreadinode.c1167 f->metadata = rii.mdata_tn->fn; in jffs2_do_read_inode_internal()
1289 if (f->metadata) { in jffs2_do_read_inode_internal()
1313 f->metadata = frag_first(&f->fragtree)->node; in jffs2_do_read_inode_internal()
1424 if (f->metadata) { in jffs2_do_clear_inode()
1426 jffs2_mark_node_obsolete(c, f->metadata->raw); in jffs2_do_clear_inode()
1427 jffs2_free_full_dnode(f->metadata); in jffs2_do_clear_inode()
Dwbuf.c198 if (f->metadata && f->metadata->raw == raw) { in jffs2_incore_replace_raw()
199 dbg_noderef("Will replace ->raw in f->metadata at %p\n", f->metadata); in jffs2_incore_replace_raw()
200 return &f->metadata->raw; in jffs2_incore_replace_raw()
Ddir.c364 f->metadata = fn; in jffs2_symlink()
508 f->metadata = fn; in jffs2_mkdir()
681 f->metadata = fn; in jffs2_mknod()
Dos-linux.h54 f->metadata = NULL; in jffs2_init_inode_info()
Ddebug.c726 if (f->metadata) in __jffs2_dbg_dump_fragtree_nolock()
727 printk(JFFS2_DBG "metadata at 0x%08x\n", ref_offset(f->metadata->raw)); in __jffs2_dbg_dump_fragtree_nolock()
DREADME.Locking143 in blocks. It protects both the contents of the wbuf and the metadata
/linux-4.1.27/fs/notify/fanotify/
Dfanotify_user.c115 struct fanotify_event_metadata *metadata, in fill_event_metadata() argument
123 group, metadata, fsn_event); in fill_event_metadata()
127 metadata->event_len = FAN_EVENT_METADATA_LEN; in fill_event_metadata()
128 metadata->metadata_len = FAN_EVENT_METADATA_LEN; in fill_event_metadata()
129 metadata->vers = FANOTIFY_METADATA_VERSION; in fill_event_metadata()
130 metadata->reserved = 0; in fill_event_metadata()
131 metadata->mask = fsn_event->mask & FAN_ALL_OUTGOING_EVENTS; in fill_event_metadata()
132 metadata->pid = pid_vnr(event->tgid); in fill_event_metadata()
134 metadata->fd = FAN_NOFD; in fill_event_metadata()
136 metadata->fd = create_fd(group, event, file); in fill_event_metadata()
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/linux-4.1.27/sound/core/
Dcompress_offload.c590 struct snd_compr_metadata metadata; in snd_compr_get_metadata() local
596 if (copy_from_user(&metadata, (void __user *)arg, sizeof(metadata))) in snd_compr_get_metadata()
599 retval = stream->ops->get_metadata(stream, &metadata); in snd_compr_get_metadata()
603 if (copy_to_user((void __user *)arg, &metadata, sizeof(metadata))) in snd_compr_get_metadata()
612 struct snd_compr_metadata metadata; in snd_compr_set_metadata() local
621 if (copy_from_user(&metadata, (void __user *)arg, sizeof(metadata))) in snd_compr_set_metadata()
624 retval = stream->ops->set_metadata(stream, &metadata); in snd_compr_set_metadata()
/linux-4.1.27/include/sound/
Dcompress_driver.h118 struct snd_compr_metadata *metadata);
120 struct snd_compr_metadata *metadata);
/linux-4.1.27/Documentation/
Dassoc_array.txt38 Rather, the array is made up of metadata blocks that point to objects.
93 preallocated metadata blocks that will be installed in the internal tree and
94 keeps track of the metadata blocks that will be removed from the tree when the
358 can contain mixtures of leaves and metadata pointers.
372 constructed of two types of metadata blocks: nodes and shortcuts.
454 then the node will have all those leaves in it and will not have any metadata
457 A node can contain a heterogeneous mix of leaves and metadata pointers.
459 space. The leaves can be in any slot not occupied by a metadata pointer. It
461 metadata pointer. If the metadata pointer is there, any leaf whose key matches
462 the metadata key prefix must be in the subtree that the metadata pointer points
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Dmd.txt202 metadata formats which mandate such clipping.
224 This indicates the format that is being used to record metadata
227 the kernel isn't managing metadata at all.
229 is set by user-space. This indicates that metadata is managed
231 requires a metadata update will cause array activity to be
265 reported if the metadata is externally managed.
286 if metadata is known, mark 'dirty' and switch to 'active'.
304 "[+-]N" means that many sectors from the start of the metadata.
306 managed metadata, the offset is from the beginning of the
325 bitmap/metadata
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Dmd-cluster.txt46 resync, and metadata superblock updates.
52 3.1.1 METADATA_UPDATED: informs other nodes that the metadata has been
151 Device failures are handled and communicated with the metadata update
Dbcache.txt77 but will allow for mirroring of metadata and dirty data in the future. Your new
434 Sum of all non data writes (btree writes and all other metadata).
443 metadata overhead. Average is the average priority of cache buckets.
Dapplying-patches.txt26 should both be present in the patch file metadata or be possible to deduce
/linux-4.1.27/Documentation/filesystems/pohmelfs/
Ddesign_notes.txt8 metadata caches but is now evolving into a parallel distributed filesystem.
11 * Locally coherent cache for data and metadata with (potentially) byte-range locks.
48 The main feature of POHMELFS is writeback data and the metadata cache.
54 Because of this feature, POHMELFS is extremely fast at metadata intensive
Dnetwork_protocol.txt142 when data or metadata were updated. It operates with the following structure:
/linux-4.1.27/include/uapi/linux/
Dnvme.h240 __le64 metadata; member
252 __le64 metadata; member
544 __u64 metadata; member
560 __u64 metadata; member
/linux-4.1.27/drivers/md/persistent-data/
DMakefile8 dm-space-map-metadata.o \
/linux-4.1.27/drivers/md/
DMakefile13 dm-thin-pool-y += dm-thin.o dm-thin-metadata.o
14 dm-cache-y += dm-cache-target.o dm-cache-metadata.o dm-cache-policy.o
Ddm-snap-persistent.c229 int metadata) in chunk_io() argument
245 if (!metadata) in chunk_io()
Dbitmap.c2369 __ATTR(metadata, S_IRUGO|S_IWUSR, metadata_show, metadata_store);
/linux-4.1.27/sound/soc/intel/atom/
Dsst-mfld-platform-compress.c249 struct snd_compr_metadata *metadata) in sst_platform_compr_set_metadata() argument
254 return stream->compr_ops->set_metadata(sst->dev, stream->id, metadata); in sst_platform_compr_set_metadata()
/linux-4.1.27/tools/perf/Documentation/
Dperf-lock.txt27 'perf lock info' shows metadata like threads or addresses
/linux-4.1.27/sound/soc/
Dsoc-compress.c560 struct snd_compr_metadata *metadata) in soc_compr_set_metadata() argument
567 ret = platform->driver->compr_ops->set_metadata(cstream, metadata); in soc_compr_set_metadata()
573 struct snd_compr_metadata *metadata) in soc_compr_get_metadata() argument
580 ret = platform->driver->compr_ops->get_metadata(cstream, metadata); in soc_compr_get_metadata()
/linux-4.1.27/fs/xfs/
DKconfig31 information as filesystem metadata and uses journaling to provide a
64 mechanism for ensuring data and metadata/log I/Os are completely
/linux-4.1.27/sound/soc/intel/atom/sst/
Dsst_drv_interface.c293 unsigned int str_id, struct snd_compr_metadata *metadata) in sst_cdev_set_metadata() argument
308 sizeof(*metadata), metadata, NULL, in sst_cdev_set_metadata()
/linux-4.1.27/Documentation/sound/alsa/
Dcompress_offload.txt158 So we need to pass this to DSP. This metadata is extracted from ID3/MP4 headers
171 This routine tells DSP that metadata and write operation sent after this would
183 - Set metadata of the first track
188 - Set metadata of the next track
/linux-4.1.27/fs/gfs2/
Dbmap.c726 int metadata; in do_strip() local
746 metadata = (height != ip->i_height - 1); in do_strip()
747 if (metadata) in do_strip()
818 __gfs2_free_blocks(ip, bstart, blen, metadata); in do_strip()
830 __gfs2_free_blocks(ip, bstart, blen, metadata); in do_strip()
/linux-4.1.27/Documentation/ABI/testing/
Dsysfs-block45 support sending integrity metadata.
61 integrity metadata. Set if the device is T10 PI-capable.
70 devices that support receiving integrity metadata.
Dsysfs-block-bcache150 written to the cache, excluding all metadata.
Dsysfs-block-zram120 of memory, including allocator fragmentation and metadata
Dsysfs-firmware-acpi7 some associated metadata. This is intended to be used
Dsysfs-fs-nilfs221 This value informs about metadata structures'
Dsysfs-kernel-slab444 with metadata (debugging information and alignment) in bytes.
490 cache's objects and check the validity of metadata.
/linux-4.1.27/fs/btrfs/
Ddisk-io.h122 enum btrfs_wq_endio_type metadata);
Ddisk-io.c85 enum btrfs_wq_endio_type metadata; member
717 if (end_io_wq->metadata == BTRFS_WQ_ENDIO_METADATA) { in end_workqueue_bio()
720 } else if (end_io_wq->metadata == BTRFS_WQ_ENDIO_FREE_SPACE) { in end_workqueue_bio()
723 } else if (end_io_wq->metadata == BTRFS_WQ_ENDIO_RAID56) { in end_workqueue_bio()
731 if (unlikely(end_io_wq->metadata == in end_workqueue_bio()
735 } else if (end_io_wq->metadata == BTRFS_WQ_ENDIO_RAID56) { in end_workqueue_bio()
738 } else if (end_io_wq->metadata) { in end_workqueue_bio()
752 enum btrfs_wq_endio_type metadata) in btrfs_bio_wq_end_io() argument
765 end_io_wq->metadata = metadata; in btrfs_bio_wq_end_io()
Dextent-tree.c745 u64 offset, int metadata, u64 *refs, u64 *flags) in btrfs_lookup_extent_info() argument
762 if (metadata && !btrfs_fs_incompat(root->fs_info, SKINNY_METADATA)) { in btrfs_lookup_extent_info()
764 metadata = 0; in btrfs_lookup_extent_info()
779 if (metadata) in btrfs_lookup_extent_info()
789 if (ret > 0 && metadata && key.type == BTRFS_METADATA_ITEM_KEY) { in btrfs_lookup_extent_info()
2137 int metadata = !extent_op->is_data; in run_delayed_extent_op() local
2142 if (metadata && !btrfs_fs_incompat(root->fs_info, SKINNY_METADATA)) in run_delayed_extent_op()
2143 metadata = 0; in run_delayed_extent_op()
2151 if (metadata) { in run_delayed_extent_op()
2169 if (metadata) { in run_delayed_extent_op()
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Dinode.c1870 int metadata = 0; in btrfs_submit_bio_hook() local
1876 metadata = 2; in btrfs_submit_bio_hook()
1879 ret = btrfs_bio_wq_end_io(root->fs_info, bio, metadata); in btrfs_submit_bio_hook()
Dctree.h3362 u64 offset, int metadata, u64 *refs, u64 *flags);
/linux-4.1.27/Documentation/filesystems/nfs/
Dpnfs-block-server.txt5 to handling all the metadata access to the NFS export also hands out layouts
/linux-4.1.27/drivers/input/mouse/
Dcyapa_gen5.c1197 const struct gen5_bl_metadata_row_params *metadata; in cyapa_gen5_check_fw() local
1222 metadata = (const void *)app_integrity->record_data; in cyapa_gen5_check_fw()
1227 if (app_integrity_crc != get_unaligned_le16(&metadata->metadata_crc)) { in cyapa_gen5_check_fw()
1232 fw_app_start = get_unaligned_le32(&metadata->app_start); in cyapa_gen5_check_fw()
1233 fw_app_len = get_unaligned_le16(&metadata->app_len); in cyapa_gen5_check_fw()
1234 fw_upgrade_start = get_unaligned_le32(&metadata->upgrade_start); in cyapa_gen5_check_fw()
1235 fw_upgrade_len = get_unaligned_le16(&metadata->upgrade_len); in cyapa_gen5_check_fw()
1256 if (app_crc != get_unaligned_le16(&metadata->app_crc)) { in cyapa_gen5_check_fw()
/linux-4.1.27/fs/ocfs2/
DKconfig12 numbers, and has automatically extending metadata groups which may
/linux-4.1.27/drivers/net/ethernet/tile/
Dtilepro.c698 netio_pkt_metadata_t *metadata = NETIO_PKT_METADATA(pkt); in tile_net_poll_aux() local
699 netio_pkt_status_t pkt_status = NETIO_PKT_STATUS_M(metadata, pkt); in tile_net_poll_aux()
746 } else if (NETIO_PKT_ETHERTYPE_RECOGNIZED_M(metadata, pkt) && in tile_net_poll_aux()
788 if (NETIO_PKT_L4_CSUM_CORRECT_M(metadata, pkt)) in tile_net_poll_aux()
/linux-4.1.27/drivers/block/
Dnvme-core.c787 cmnd->rw.metadata = cpu_to_le64(sg_dma_address(iod->meta_sg)); in nvme_submit_iod()
1756 void __user *metadata; in nvme_submit_io() local
1763 if (meta_len && ((io.metadata & 3) || !io.metadata) && !ns->ext) in nvme_submit_io()
1770 metadata = (void __user *)(unsigned long)io.metadata; in nvme_submit_io()
1801 if (copy_from_user(meta, metadata, meta_len)) { in nvme_submit_io()
1821 c.rw.metadata = cpu_to_le64(meta_dma); in nvme_submit_io()
1828 if (copy_to_user(metadata, meta, meta_len)) in nvme_submit_io()
/linux-4.1.27/Documentation/networking/
Dopenvswitch.txt14 on packet headers and metadata to sets of actions. The most common
72 attributes. Some attributes represent packet metadata, defined as any
167 essentially like this, ignoring metadata:
Dtimestamping.txt278 relevant metadata structures. The recvmsg call returns the original
Dpacket_mmap.txt552 - VLAN metadata information available for packets
/linux-4.1.27/Documentation/power/
Dfreezing-of-tasks.txt102 metadata on disks, we cannot bring them back to the state from before the
105 on-disk data and metadata after the system memory state has been restored from
108 cause the on-disk filesystems' data and metadata to be modified after the
Duserland-swsusp.txt129 data, metadata and header MUST be written in _exactly_ the same amount, form
/linux-4.1.27/fs/ceph/
Dmds_client.c847 const char* metadata[][2] = { in create_session_open_msg() local
856 for (i = 0; metadata[i][0] != NULL; ++i) { in create_session_open_msg()
857 metadata_bytes += 8 + strlen(metadata[i][0]) + in create_session_open_msg()
858 strlen(metadata[i][1]); in create_session_open_msg()
889 for (i = 0; metadata[i][0] != NULL; ++i) { in create_session_open_msg()
890 size_t const key_len = strlen(metadata[i][0]); in create_session_open_msg()
891 size_t const val_len = strlen(metadata[i][1]); in create_session_open_msg()
894 memcpy(p, metadata[i][0], key_len); in create_session_open_msg()
897 memcpy(p, metadata[i][1], val_len); in create_session_open_msg()
/linux-4.1.27/Documentation/security/
DIMA-templates.txt9 To overcome these limitations and to add additional file metadata, it is
Dkeys-trusted-encrypted.txt125 quality symmetric key for HMAC protection of file metadata. The use of a
/linux-4.1.27/Documentation/filesystems/cifs/
DTODO13 - directory leases (improved metadata caching)
DCHANGES583 inode metadata can be incorrectly kept cached when time near zero)
/linux-4.1.27/Documentation/ABI/obsolete/
Dsysfs-block-zram89 of memory, including allocator fragmentation and metadata
/linux-4.1.27/Documentation/filesystems/caching/
Dobject.txt109 what's found and that create on disk any missing metadata.
170 disk for the object metadata:
Dbackend-api.txt394 for an object and the metadata used to track it. Zero size should be
426 metadata is retained. This will indicate to the netfs that the page needs
477 It should, however, set up any internal metadata required such that
517 (*) Discard retained per-page metadata [mandatory]:
Dnetfs-api.txt254 (9) A function to mark a page as retaining cache metadata [optional].
266 (10) A function to unmark all the pages retaining cache metadata [mandatory].
425 cache to adjust its metadata for data tracking appropriately:
430 space to allocate any extra metadata required in the cache. The attributes
/linux-4.1.27/Documentation/usb/
Dhotplug.txt29 Because some of those actions rely on information about drivers (metadata)
/linux-4.1.27/fs/squashfs/
DKconfig70 Only one block (data or metadata) can be decompressed at any
/linux-4.1.27/Documentation/scsi/
Dosd.txt8 integral part of the object and provide metadata about the object. The standard
/linux-4.1.27/drivers/net/wireless/iwlwifi/mvm/
Dfw-api.h1402 __le32 metadata[0]; member
/linux-4.1.27/drivers/net/ethernet/chelsio/cxgb4/
Dsge.c701 size_t sw_size, dma_addr_t *phys, void *metadata, in alloc_ring() argument
718 if (metadata) in alloc_ring()
719 *(void **)metadata = s; in alloc_ring()
/linux-4.1.27/Documentation/prctl/
Dseccomp_filter.txt54 metadata. The BPF program must then return one of the
/linux-4.1.27/Documentation/vm/
Dslub.txt66 a result of storing the metadata (for example, caches with PAGE_SIZE object
/linux-4.1.27/net/sched/
DKconfig538 metadata such as load average, netfilter attributes, socket
731 likely to disappear in favour of the metadata ematch.
/linux-4.1.27/drivers/net/ethernet/chelsio/cxgb3/
Dsge.c614 size_t sw_size, dma_addr_t * phys, void *metadata) in alloc_ring() argument
622 if (sw_size && metadata) { in alloc_ring()
629 *(void **)metadata = s; in alloc_ring()
/linux-4.1.27/Documentation/crypto/
Dasymmetric-keys.txt108 PGP-specific metadata, whereas X.509 has arbitrary certificate identifiers.
/linux-4.1.27/drivers/message/fusion/lsi/
Dmpi_history.txt483 * Added defines for supported metadata size bits in
485 * Added defines for metadata size bits in VolumeSettings
/linux-4.1.27/Documentation/driver-model/
Dporting.txt91 struct device represents a single device. It mainly contains metadata
/linux-4.1.27/fs/befs/
DChangeLog83 * Added byteswapping to all metadata reads from disk.
/linux-4.1.27/Documentation/spi/
Dspi-summary450 - The spi_message and spi_transfer metadata used to glue those
/linux-4.1.27/Documentation/development-process/
D2.Process221 and other metadata. At any given time, the maintainer can identify which
/linux-4.1.27/Documentation/blockdev/
DREADME.DAC960254 reducing the file system metadata. Finally, on systems that will only be run
/linux-4.1.27/Documentation/RCU/
DRTFP.txt2391 ,title = {Ordering decoupled metadata accesses in multiprocessors}
2401 Uses RCU to protect metadata used in dynamic analysis.