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/linux/fs/xfs/libxfs/
H A Dxfs_defer.c52 * requires us to log "intent" items in case log recovery needs to
58 * have not yet had an intent logged) are attached to a pending item
68 * - Create a log intent item for that type.
82 * log intent item.
83 * - For each work item attached to the log intent item,
91 * The key here is that we must log an intent item for all pending
94 * we can perform complex remapping operations, chaining intent items
106 * item to prevent the log intent item from replaying, immediately log
107 * a new log intent item with the unfinished work items, roll the
109 * log done item and the new log intent item must be in the same
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H A Dxfs_log_recover.h46 * If the recovered item is an intent item, this function should parse
47 * the recovered item to construct an in-core log intent item and
48 * insert it into the AIL. The in-core log intent item should have 1
50 * recovered log item for the intent-done item; (b) replay the work and
51 * log a new intent-done item; or (c) recovery fails and we have to
54 * If the recovered item is an intent-done item, this function should
55 * parse the recovered item to find the id of the corresponding intent
56 * log item. Next, it should find the in-core log intent item in the
147 * intent item.
149 * Intent recovery only runs a single step of the transaction chain and defers
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H A Dxfs_defer.h14 * Save a log intent item and a list of extents, so that we can replay
21 struct xfs_log_item *dfp_intent; /* log intent item */
29 * Create a log intent item for this deferred item, but don't actually finish
54 void (*abort_intent)(struct xfs_log_item *intent);
56 struct xfs_log_item *intent, unsigned int count);
65 struct xfs_log_item *intent,
H A Dxfs_group.h49 * We use xfs_drain to track the number of deferred log intent items
52 * of processing a chain of intent items only to find momentary
H A Dxfs_log_format.h230 #define XFS_LI_RUI 0x1240 /* rmap update intent */
232 #define XFS_LI_CUI 0x1242 /* refcount update intent */
234 #define XFS_LI_BUI 0x1244 /* bmbt update intent */
236 #define XFS_LI_ATTRI 0x1246 /* attr set/remove intent*/
238 #define XFS_LI_XMI 0x1248 /* mapping exchange intent */
240 #define XFS_LI_EFI_RT 0x124a /* realtime extent free intent */
242 #define XFS_LI_RUI_RT 0x124c /* realtime rmap update intent */
244 #define XFS_LI_CUI_RT 0x124e /* realtime refcount update intent */
/linux/fs/xfs/
H A Dxfs_drain.h33 * Deferred Work Intent Drains
36 * When a writer thread executes a chain of log intent items, the AG header
37 * buffer locks will cycle during a transaction roll to get from one intent
48 * scrub wait until it has both AG header buffer locks and the intent counter
50 * AGI or AGF buffers when decrementing the intent counter.
57 * sub-items (such as RUIs) must bump the intent counter and maintain it until
58 * the sub-items can themselves bump the intent counter.
60 * Therefore, the intent count tracks entire lifetimes of deferred work items.
61 * All functions that create work items must increment the intent counter as
H A Dxfs_drain.c54 /* Increase the pending intent count. */
70 /* Decrease the pending intent count, and wake any waiters, if appropriate. */
86 * Wait for the pending intent count for a drain to hit zero.
98 * intent to update its metadata.
120 * Release our intent to update this groups metadata, and then release our
133 * Wait for the intent update count for this AG to hit zero.
145 * Has anyone declared an intent to update this group?
H A Dxfs_bmap_item.c253 /* Log bmap updates in the intent item. */
316 struct xfs_log_item *intent, in xfs_bmap_update_create_done() argument
319 struct xfs_bui_log_item *buip = BUI_ITEM(intent); in xfs_bmap_update_create_done()
343 * Bump the intent count on behalf of the deferred rmap and refcount in xfs_bmap_update_get_group()
344 * intent items that that we can queue when we finish this bmap work. in xfs_bmap_update_get_group()
345 * This new intent item will bump the intent count before the bmap in xfs_bmap_update_get_group()
346 * intent drops the intent count, ensuring that the intent count in xfs_bmap_update_get_group()
414 struct xfs_log_item *intent) in xfs_bmap_update_abort_intent() argument
416 xfs_bui_release(BUI_ITEM(intent)); in xfs_bmap_update_abort_intent()
491 * Process a bmap update intent item that was recovered from the log.
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H A Dxfs_rmap_item.c275 /* Log rmap updates in the intent item. */
376 struct xfs_log_item *intent, in xfs_rmap_update_create_done() argument
379 struct xfs_rui_log_item *ruip = RUI_ITEM(intent); in xfs_rmap_update_create_done()
463 struct xfs_log_item *intent) in xfs_rmap_update_abort_intent() argument
465 xfs_rui_release(RUI_ITEM(intent)); in xfs_rmap_update_abort_intent()
565 * Process an rmap update intent item that was recovered from the log.
621 /* Relog an intent item to push the log tail forward. */
625 struct xfs_log_item *intent, in xfs_rmap_relog_intent() argument
632 ASSERT(intent->li_type == XFS_LI_RUI || in xfs_rmap_relog_intent()
633 intent->li_type == XFS_LI_RUI_RT); in xfs_rmap_relog_intent()
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H A Dxfs_refcount_item.c274 /* Log refcount updates in the intent item. */
351 struct xfs_log_item *intent, in xfs_refcount_update_create_done() argument
354 struct xfs_cui_log_item *cuip = CUI_ITEM(intent); in xfs_refcount_update_create_done()
444 struct xfs_log_item *intent) in xfs_refcount_update_abort_intent() argument
446 xfs_cui_release(CUI_ITEM(intent)); in xfs_refcount_update_abort_intent()
500 * Process a refcount update intent item that was recovered from the log.
568 /* Relog an intent item to push the log tail forward. */
572 struct xfs_log_item *intent, in xfs_refcount_relog_intent() argument
579 ASSERT(intent->li_type == XFS_LI_CUI || in xfs_refcount_relog_intent()
580 intent->li_type == XFS_LI_CUI_RT); in xfs_refcount_relog_intent()
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H A Dxfs_extfree_item.c395 /* Log a free extent to the intent item. */
460 struct xfs_log_item *intent, in xfs_extent_free_create_done() argument
463 struct xfs_efi_log_item *efip = EFI_ITEM(intent); in xfs_extent_free_create_done()
571 struct xfs_log_item *intent) in xfs_extent_free_abort_intent() argument
573 xfs_efi_release(EFI_ITEM(intent)); in xfs_extent_free_abort_intent()
648 * Process an extent free intent item that was recovered from
703 /* Relog an intent item to push the log tail forward. */
707 struct xfs_log_item *intent, in xfs_extent_free_relog_intent() argument
715 count = EFI_ITEM(intent)->efi_format.efi_nextents; in xfs_extent_free_relog_intent()
716 extp = EFI_ITEM(intent)->efi_format.efi_extents; in xfs_extent_free_relog_intent()
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H A Dxfs_exchmaps_item.c213 /* Log file mapping exchange information in the intent item. */
250 struct xfs_log_item *intent, in xfs_exchmaps_create_done() argument
253 struct xfs_xmi_log_item *xmi_lip = XMI_ITEM(intent); in xfs_exchmaps_create_done()
321 struct xfs_log_item *intent) in xfs_exchmaps_abort_intent() argument
323 xfs_xmi_release(XMI_ITEM(intent)); in xfs_exchmaps_abort_intent()
355 * requirements, and create a new incore intent state.
484 /* Relog an intent item to push the log tail forward. */
488 struct xfs_log_item *intent, in xfs_exchmaps_relog_intent() argument
494 old_xlf = &XMI_ITEM(intent)->xmi_format; in xfs_exchmaps_relog_intent()
H A Dxfs_attr_item.c47 * attribute log intent items for a single xattr update. To avoid cycling the
367 /* Log an attr to the intent item. */
380 * created the log intent. Fill in the attri log item and log format in xfs_attr_log_item()
518 struct xfs_log_item *intent) in xfs_attr_abort_intent() argument
520 xfs_attri_release(ATTRI_ITEM(intent)); in xfs_attr_abort_intent()
728 * Process an attr intent item that was recovered from the log. We need to
805 /* Re-log an intent item to push the log tail forward. */
809 struct xfs_log_item *intent, in xfs_attr_relog_intent() argument
817 old_attrip = ATTRI_ITEM(intent); in xfs_attr_relog_intent()
851 struct xfs_log_item *intent, in xfs_attr_create_done() argument
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H A Dxfs_attr_item.h28 * the xfs_attr_intent which may be logged to this intent.
/linux/include/uapi/linux/
H A Dmembarrier.h57 * registration is about the intent to receive
62 * Register the process intent to receive
82 * intent to use the private expedited command
86 * Register the process intent to use
108 * intent to use the private expedited sync
112 * Register the process intent to use
128 * intent to use the private expedited rseq
132 * Register the process intent to use
/linux/include/linux/
H A Dlru_cache.h48 This is known as "write intent log", and can be implemented as on-disk
53 in-flight WRITE IO, e.g. by only lazily clearing the on-disk write-intent
73 write intent log information, three of which are mentioned here.
76 The on-disk "dirty bitmap" may be re-used as "write-intent" bitmap as well.
77 To reduce the frequency of bitmap updates for write-intent log purposes,
84 "Explicit (coarse) write intent bitmap"
86 for write-intent log purposes, additionally to the fine grained dirty bitmap.
/linux/Documentation/ABI/testing/
H A Dsysfs-class-fpga-manager12 The intent is to provide enough detail that if something goes
44 error or incompatible bitstream image. The intent of this
/linux/fs/xfs/scrub/
H A Dreap.c547 * Compute the maximum number of intent items that reaping can attach to the
548 * scrub transaction given the worst case log overhead of the intent items
560 * In the worst case, relogging an intent item causes both an intent in xreap_configure_agextent_limits()
626 * Compute the maximum number of intent items that reaping can attach to the
627 * scrub transaction given the worst case log overhead of the intent items
639 * In the worst case, relogging an intent item causes both an intent in xreap_configure_agcow_limits()
1017 * Compute the maximum number of intent items that reaping can attach to the
1018 * scrub transaction given the worst case log overhead of the intent items
1030 * In the worst case, relogging an intent item causes both an intent in xreap_configure_rgcow_limits()
1541 * In the worst case, relogging an intent item causes both an intent in xreap_configure_bmapi_limits()
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/linux/fs/smb/client/
H A Dcifs_fs_sb.h36 #define CIFS_MOUNT_CIFS_BACKUPUID 0x200000 /* backup intent bit for a user */
37 #define CIFS_MOUNT_CIFS_BACKUPGID 0x400000 /* backup intent bit for a group */
/linux/drivers/net/
H A DLICENSE.SRC12 intent in sharing this software is to promote the productive interchange
/linux/tools/testing/selftests/net/
H A Dtoeplitz_client.sh7 # intent is for the calling program to kill this program once it is no longer
/linux/Documentation/security/
H A Dlsm-development.rst6 a new LSM is accepted into the kernel when its intent (a description of
/linux/drivers/net/ethernet/myricom/
H A DKconfig43 is used, with the intent of lessening the impact of cache misses.
/linux/fs/coda/
H A Dcoda_fs_i.h43 bool cfi_access_intent; /* is access intent supported */
/linux/arch/arc/include/asm/
H A Delf.h68 * intent than poking at uname or /proc/cpuinfo.

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