| /Linux-v5.15/Documentation/admin-guide/device-mapper/ |
| D | snapshot.rst | 12 - To merge a snapshot of a block device back into the snapshot's origin
20 the origin device.
24 snapshot, snapshot-origin, and snapshot-merge.
26 - snapshot-origin <origin>
34 - snapshot <origin> <COW device> <persistent?> <chunksize>
37 A snapshot of the <origin> block device is created. Changed chunks of
40 from <origin> for unchanged data. <COW device> will often be
41 smaller than the origin and if it fills up the snapshot will become
55 snapshot-origin or snapshot-merge target must be suspended. A failure to
56 suspend the origin target could result in data corruption.
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| D | cache.rst | 39 The origin device always contains a copy of the logical block, which
52 1. An origin device - the big, slow one.
66 The origin is divided up into blocks of a fixed size. This block size
89 complete until it has hit both the origin and cache devices. Clean
93 to be coherent with the origin device, then all reads are served from
94 the origin device (all reads miss the cache) and all writes are
95 forwarded to the origin device; additionally, write hits cause cache
121 Migrating data between the origin and cache device uses bandwidth.
170 state for all of the origin device (compare with the dirty bitset
181 cache <metadata dev> <cache dev> <origin dev> <block size>
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| /Linux-v5.15/drivers/gpu/drm/i915/display/ |
| D | intel_frontbuffer.c | 81 enum fb_op_origin origin) in frontbuffer_flush() argument
91 trace_intel_frontbuffer_flush(frontbuffer_bits, origin); in frontbuffer_flush()
95 intel_psr_flush(i915, frontbuffer_bits, origin); in frontbuffer_flush()
96 intel_fbc_flush(i915, frontbuffer_bits, origin); in frontbuffer_flush()
167 enum fb_op_origin origin, in __intel_fb_invalidate() argument
172 if (origin == ORIGIN_CS) { in __intel_fb_invalidate()
179 trace_intel_frontbuffer_invalidate(frontbuffer_bits, origin); in __intel_fb_invalidate()
182 intel_psr_invalidate(i915, frontbuffer_bits, origin); in __intel_fb_invalidate()
184 intel_fbc_invalidate(i915, frontbuffer_bits, origin); in __intel_fb_invalidate()
188 enum fb_op_origin origin, in __intel_fb_flush() argument
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| D | intel_frontbuffer.h | 91 enum fb_op_origin origin,
106 enum fb_op_origin origin) in intel_frontbuffer_invalidate() argument
117 __intel_fb_invalidate(front, origin, frontbuffer_bits); in intel_frontbuffer_invalidate()
122 enum fb_op_origin origin,
134 enum fb_op_origin origin) in intel_frontbuffer_flush() argument
145 __intel_fb_flush(front, origin, frontbuffer_bits); in intel_frontbuffer_flush()
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| D | intel_fbc.h | 33 enum fb_op_origin origin);
35 unsigned int frontbuffer_bits, enum fb_op_origin origin);
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| D | intel_psr.h | 34 enum fb_op_origin origin);
37 enum fb_op_origin origin);
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| /Linux-v5.15/security/loadpin/ |
| D | loadpin.c | 22 static void report_load(const char *origin, struct file *file, char *operation) in report_load() argument
30 origin, operation, in report_load()
125 const char *origin = kernel_read_file_id_str(id); in loadpin_read_file() local
139 report_load(origin, file, "pinning-excluded"); in loadpin_read_file()
146 report_load(origin, NULL, "old-api-pinning-ignored"); in loadpin_read_file()
150 report_load(origin, NULL, "old-api-denied"); in loadpin_read_file()
172 report_load(origin, file, "pinned"); in loadpin_read_file()
179 report_load(origin, file, "pinning-ignored"); in loadpin_read_file()
183 report_load(origin, file, "denied"); in loadpin_read_file()
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| /Linux-v5.15/fs/overlayfs/ |
| D | namei.c | 350 struct dentry *origin = NULL; in ovl_check_origin_fh() local
362 origin = ovl_decode_real_fh(ofs, fh, ofs->layers[i].mnt, in ovl_check_origin_fh()
364 if (origin) in ovl_check_origin_fh()
368 if (!origin) in ovl_check_origin_fh()
370 else if (IS_ERR(origin)) in ovl_check_origin_fh()
371 return PTR_ERR(origin); in ovl_check_origin_fh()
374 inode_wrong_type(d_inode(upperdentry), d_inode(origin)->i_mode)) in ovl_check_origin_fh()
380 dput(origin); in ovl_check_origin_fh()
384 .dentry = origin, in ovl_check_origin_fh()
393 d_inode(origin)->i_mode & S_IFMT); in ovl_check_origin_fh()
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| D | export.c | 699 struct ovl_path origin = { }; in ovl_lower_fh_to_d() local
700 struct ovl_path *stack = &origin; in ovl_lower_fh_to_d()
711 if (!d_is_dir(origin.dentry) || in ovl_lower_fh_to_d()
712 !(origin.dentry->d_flags & DCACHE_DISCONNECTED)) { in ovl_lower_fh_to_d()
713 inode = ovl_lookup_inode(sb, origin.dentry, false); in ovl_lower_fh_to_d()
749 if (d_is_dir(origin.dentry)) { in ovl_lower_fh_to_d()
750 dput(origin.dentry); in ovl_lower_fh_to_d()
751 origin.dentry = NULL; in ovl_lower_fh_to_d()
757 err = ovl_verify_origin(ofs, index, origin.dentry, false); in ovl_lower_fh_to_d()
763 dentry = ovl_get_dentry(sb, NULL, &origin, index); in ovl_lower_fh_to_d()
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| /Linux-v5.15/arch/s390/kernel/ |
| D | nmi.c | 78 unsigned long origin, cr0, size; in nmi_init() local
89 origin = (unsigned long) kmem_cache_alloc(mcesa_cache, GFP_KERNEL); in nmi_init()
90 if (!origin) in nmi_init()
93 kmemleak_not_leak((void *) origin); in nmi_init()
97 S390_lowcore.mcesad = origin | mcesa_origin_lc; in nmi_init()
105 unsigned long origin; in nmi_alloc_per_cpu() local
109 origin = (unsigned long) kmem_cache_alloc(mcesa_cache, GFP_KERNEL); in nmi_alloc_per_cpu()
110 if (!origin) in nmi_alloc_per_cpu()
113 kmemleak_not_leak((void *) origin); in nmi_alloc_per_cpu()
114 lc->mcesad = origin | mcesa_origin_lc; in nmi_alloc_per_cpu()
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| /Linux-v5.15/drivers/infiniband/hw/hns/ |
| D | hns_roce_common.h | 42 #define roce_get_field(origin, mask, shift) \ argument
43 ((le32_to_cpu(origin) & (mask)) >> (u32)(shift))
45 #define roce_get_bit(origin, shift) \ argument
46 roce_get_field((origin), (1ul << (shift)), (shift))
48 #define roce_set_field(origin, mask, shift, val) \ argument
50 (origin) &= ~cpu_to_le32(mask); \
51 (origin) |= \
55 #define roce_set_bit(origin, shift, val) \ argument
56 roce_set_field((origin), (1ul << (shift)), (shift), (val))
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| /Linux-v5.15/drivers/net/ethernet/hisilicon/hns/ |
| D | hns_dsaf_reg.h | 1043 #define dsaf_set_field(origin, mask, shift, val) \ argument
1045 (origin) &= (~(mask)); \
1046 (origin) |= (((val) << (shift)) & (mask)); \
1049 #define dsaf_set_bit(origin, shift, val) \ argument
1050 dsaf_set_field((origin), (1ull << (shift)), (shift), (val))
1055 u32 origin = dsaf_read_reg(base, reg); in dsaf_set_reg_field() local
1057 dsaf_set_field(origin, mask, shift, val); in dsaf_set_reg_field()
1058 dsaf_write_reg(base, reg, origin); in dsaf_set_reg_field()
1067 #define dsaf_get_field(origin, mask, shift) (((origin) & (mask)) >> (shift)) argument
1069 #define dsaf_get_bit(origin, shift) \ argument
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| D | hnae.h | 693 #define hnae_set_field(origin, mask, shift, val) \ argument
695 (origin) &= (~(mask)); \
696 (origin) |= ((val) << (shift)) & (mask); \
699 #define hnae_set_bit(origin, shift, val) \ argument
700 hnae_set_field((origin), (0x1 << (shift)), (shift), (val))
702 #define hnae_get_field(origin, mask, shift) (((origin) & (mask)) >> (shift)) argument
704 #define hnae_get_bit(origin, shift) \ argument
705 hnae_get_field((origin), (0x1 << (shift)), (shift))
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| D | hns_dsaf_xgmac.c | 185 u32 origin = dsaf_read_dev(drv, XGMAC_PMA_FEC_CONTROL_REG); in hns_xgmac_pma_fec_enable() local
187 dsaf_set_bit(origin, XGMAC_PMA_FEC_CTL_TX_B, !!tx_value); in hns_xgmac_pma_fec_enable()
188 dsaf_set_bit(origin, XGMAC_PMA_FEC_CTL_RX_B, !!rx_value); in hns_xgmac_pma_fec_enable()
189 dsaf_write_dev(drv, XGMAC_PMA_FEC_CONTROL_REG, origin); in hns_xgmac_pma_fec_enable()
234 u32 origin = dsaf_read_dev(drv, XGMAC_MAC_CONTROL_REG); in hns_xgmac_config_pad_and_crc() local
236 dsaf_set_bit(origin, XGMAC_CTL_TX_PAD_B, !!newval); in hns_xgmac_config_pad_and_crc()
237 dsaf_set_bit(origin, XGMAC_CTL_TX_FCS_B, !!newval); in hns_xgmac_config_pad_and_crc()
238 dsaf_set_bit(origin, XGMAC_CTL_RX_FCS_B, !!newval); in hns_xgmac_config_pad_and_crc()
239 dsaf_write_dev(drv, XGMAC_MAC_CONTROL_REG, origin); in hns_xgmac_config_pad_and_crc()
251 u32 origin = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_CTRL_REG); in hns_xgmac_pausefrm_cfg() local
[all …]
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| /Linux-v5.15/drivers/md/ |
| D | dm-snap.c | 51 struct dm_dev *origin; member
178 return s->origin; in dm_snap_origin()
316 struct origin { struct
390 static struct origin *__lookup_origin(struct block_device *origin) in __lookup_origin() argument
393 struct origin *o; in __lookup_origin()
395 ol = &_origins[origin_hash(origin)]; in __lookup_origin()
397 if (bdev_equal(o->bdev, origin)) in __lookup_origin()
403 static void __insert_origin(struct origin *o) in __insert_origin()
409 static struct dm_origin *__lookup_dm_origin(struct block_device *origin) in __lookup_dm_origin() argument
414 ol = &_dm_origins[origin_hash(origin)]; in __lookup_dm_origin()
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| /Linux-v5.15/block/partitions/ |
| D | msdos.c | 251 sector_t offset, sector_t size, int origin) in parse_solaris_x86() argument
269 snprintf(tmp, sizeof(tmp), " %s%d: <solaris:", state->name, origin); in parse_solaris_x86()
356 sector_t offset, sector_t size, int origin, char *flavour, in parse_bsd() argument
372 snprintf(tmp, sizeof(tmp), " %s%d: <%s:", state->name, origin, flavour); in parse_bsd()
410 sector_t offset, sector_t size, int origin) in parse_freebsd() argument
413 parse_bsd(state, offset, size, origin, "bsd", BSD_MAXPARTITIONS); in parse_freebsd()
418 sector_t offset, sector_t size, int origin) in parse_netbsd() argument
421 parse_bsd(state, offset, size, origin, "netbsd", BSD_MAXPARTITIONS); in parse_netbsd()
426 sector_t offset, sector_t size, int origin) in parse_openbsd() argument
429 parse_bsd(state, offset, size, origin, "openbsd", in parse_openbsd()
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| /Linux-v5.15/drivers/net/ethernet/hisilicon/ |
| D | hns_mdio.c | 108 #define mdio_set_field(origin, mask, shift, val) \ argument
110 (origin) &= (~((mask) << (shift))); \
111 (origin) |= (((val) & (mask)) << (shift)); \
114 #define mdio_get_field(origin, mask, shift) (((origin) >> (shift)) & (mask)) argument
119 u32 origin = mdio_read_reg(base, reg); in mdio_set_reg_field() local
121 mdio_set_field(origin, mask, shift, val); in mdio_set_reg_field()
122 mdio_write_reg(base, reg, origin); in mdio_set_reg_field()
130 u32 origin; in mdio_get_reg_field() local
132 origin = mdio_read_reg(base, reg); in mdio_get_reg_field()
133 return mdio_get_field(origin, mask, shift); in mdio_get_reg_field()
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| /Linux-v5.15/arch/s390/mm/ |
| D | pgalloc.c | 380 static int base_page_walk(unsigned long origin, unsigned long addr, in base_page_walk() argument
387 pte = (unsigned long *) origin; in base_page_walk()
396 static int base_segment_walk(unsigned long origin, unsigned long addr, in base_segment_walk() argument
402 ste = (unsigned long *) origin; in base_segment_walk()
425 static int base_region3_walk(unsigned long origin, unsigned long addr, in base_region3_walk() argument
431 rtte = (unsigned long *) origin; in base_region3_walk()
453 static int base_region2_walk(unsigned long origin, unsigned long addr, in base_region2_walk() argument
459 rste = (unsigned long *) origin; in base_region2_walk()
481 static int base_region1_walk(unsigned long origin, unsigned long addr, in base_region1_walk() argument
487 rfte = (unsigned long *) origin; in base_region1_walk()
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| /Linux-v5.15/fs/ |
| D | pnode.c | 150 struct mount *origin) in propagation_next() argument
159 if (master == origin->mnt_master) { in propagation_next()
161 return (next == origin) ? NULL : next; in propagation_next()
171 struct mount *origin) in skip_propagation_subtree() argument
183 static struct mount *next_group(struct mount *m, struct mount *origin) in next_group() argument
191 if (m->mnt_group_id == origin->mnt_group_id) { in next_group()
192 if (next == origin) in next_group()
204 if (master->mnt_group_id == origin->mnt_group_id) in next_group()
210 if (m == origin) in next_group()
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| /Linux-v5.15/arch/um/drivers/ |
| D | mconsole_user.c | 48 msg.msg_name = &(req->origin); in mconsole_reply_v0()
83 req->originlen = sizeof(req->origin); in mconsole_get_request()
85 (struct sockaddr *) req->origin, &req->originlen); in mconsole_get_request()
157 (struct sockaddr *) req->origin, req->originlen); in mconsole_reply_len()
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| /Linux-v5.15/drivers/acpi/acpica/ |
| D | pstree.c | 169 union acpi_parse_object *acpi_ps_get_depth_next(union acpi_parse_object *origin, in acpi_ps_get_depth_next() argument
204 while (arg && (arg != origin) && (arg != op)) { in acpi_ps_get_depth_next()
210 if (arg == origin) { in acpi_ps_get_depth_next()
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| /Linux-v5.15/drivers/net/ethernet/hisilicon/hns3/ |
| D | hnae3.h | 841 #define hnae3_set_field(origin, mask, shift, val) \ argument
843 (origin) &= (~(mask)); \
844 (origin) |= ((val) << (shift)) & (mask); \
846 #define hnae3_get_field(origin, mask, shift) (((origin) & (mask)) >> (shift)) argument
848 #define hnae3_set_bit(origin, shift, val) \ argument
849 hnae3_set_field(origin, 0x1 << (shift), shift, val)
850 #define hnae3_get_bit(origin, shift) \ argument
851 hnae3_get_field(origin, 0x1 << (shift), shift)
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| /Linux-v5.15/arch/arm/kernel/ |
| D | unwind.c | 101 const struct unwind_idx *origin, in search_index() argument
107 __func__, addr, start, origin, stop); in search_index()
115 stop = origin; in search_index()
118 start = origin; in search_index()
193 table->origin, in unwind_find_idx()
517 tab->origin = unwind_find_origin(tab->start, tab->stop); in unwind_table_add()
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| /Linux-v5.15/arch/s390/kvm/ |
| D | interrupt.c | 289 word = READ_ONCE(gi->origin->u64.word[0]); in gisa_get_ipm_or_restore_iam()
295 } while (cmpxchg(&gi->origin->u64.word[0], word, _word) != word); in gisa_get_ipm_or_restore_iam()
340 if (gi->origin) in pending_irqs()
341 pending_mask |= gisa_get_ipm(gi->origin) << IRQ_PEND_IO_ISC_7; in pending_irqs()
1213 if (gi->origin && gisa_tac_ipm_gisc(gi->origin, isc)) { in __deliver_io()
1317 if (gi->origin && in kvm_s390_handle_wait()
1744 if (!gi->origin) in get_top_gisa_isc()
1747 active_mask = (isc_mask & gisa_get_ipm(gi->origin) << 24) << 32; in get_top_gisa_isc()
1750 if (gisa_tac_ipm_gisc(gi->origin, isc)) in get_top_gisa_isc()
1791 gisa_set_ipm_gisc(gi->origin, isc); in kvm_s390_get_io_int()
[all …]
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| /Linux-v5.15/drivers/parisc/ |
| D | eisa_eeprom.c | 20 static loff_t eisa_eeprom_llseek(struct file *file, loff_t offset, int origin) in eisa_eeprom_llseek() argument
22 return fixed_size_llseek(file, offset, origin, HPEE_MAX_LENGTH); in eisa_eeprom_llseek()
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