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Searched refs:buffer (Results 1 – 25 of 173) sorted by relevance

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/fs/configfs/
A Dfile.c68 count = buffer->attr->show(buffer->item, buffer->page); in fill_read_buffer()
127 len = buffer->bin_attr->read(buffer->item, NULL, 0); in configfs_bin_read_iter()
137 if (buffer->cb_max_size && len > buffer->cb_max_size) { in configfs_bin_read_iter()
152 len = buffer->bin_attr->read(buffer->item, in configfs_bin_read_iter()
207 res = buffer->attr->store(buffer->item, buffer->page, count); in flush_write_buffer()
300 if (!buffer) in __configfs_open_file()
319 buffer->cb_max_size = buffer->bin_attr->cb_max_size; in __configfs_open_file()
334 buffer->ops = buffer->item->ci_type->ct_item_ops; in __configfs_open_file()
374 kfree(buffer); in __configfs_open_file()
387 kfree(buffer); in configfs_release()
[all …]
/fs/pstore/
A Dram_core.c125 struct persistent_ram_buffer *buffer = prz->buffer; in persistent_ram_update_ecc() local
150 struct persistent_ram_buffer *buffer = prz->buffer; in persistent_ram_update_header_ecc() local
155 persistent_ram_encode_rs8(prz, (uint8_t *)buffer, sizeof(*buffer), in persistent_ram_update_header_ecc()
161 struct persistent_ram_buffer *buffer = prz->buffer; in persistent_ram_ecc_old() local
168 block = buffer->data; in persistent_ram_ecc_old()
192 struct persistent_ram_buffer *buffer = prz->buffer; in persistent_ram_init_ecc() local
243 numerr = persistent_ram_decode_rs8(prz, buffer, sizeof(*buffer), in persistent_ram_init_ecc()
277 struct persistent_ram_buffer *buffer = prz->buffer; in persistent_ram_update() local
285 struct persistent_ram_buffer *buffer = prz->buffer; in persistent_ram_update_user() local
294 struct persistent_ram_buffer *buffer = prz->buffer; in persistent_ram_save_old() local
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A Dzone.c82 struct psz_buffer *buffer; member
362 buf = zone->buffer; in psz_kmsg_recover_data()
660 struct psz_buffer *buffer = zone->buffer; in psz_kmsg_erase() local
724 struct psz_buffer *buffer = zone->buffer; in psz_write_kmsg_hdr() local
763 zone->oldbuf = zone->buffer; in psz_kmsg_write_record()
765 if (!zone->buffer) { in psz_kmsg_write_record()
787 kfree(zone->buffer); in psz_kmsg_write_record()
788 zone->buffer = zone->oldbuf; in psz_kmsg_write_record()
944 struct psz_buffer *buffer = zone->buffer; in psz_kmsg_read_hdr() local
1120 kfree(zone->buffer); in psz_free_zone()
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/fs/xfs/libxfs/
A Dxfs_cksum.h14 xfs_start_cksum_safe(char *buffer, size_t length, unsigned long cksum_offset) in xfs_start_cksum_safe() argument
20 crc = crc32c(XFS_CRC_SEED, buffer, cksum_offset); in xfs_start_cksum_safe()
26 return crc32c(crc, &buffer[cksum_offset + sizeof(__be32)], in xfs_start_cksum_safe()
38 *(__le32 *)(buffer + cksum_offset) = 0; in xfs_start_cksum_update()
41 return crc32c(XFS_CRC_SEED, buffer, length); in xfs_start_cksum_update()
64 xfs_update_cksum(char *buffer, size_t length, unsigned long cksum_offset) in xfs_update_cksum() argument
66 uint32_t crc = xfs_start_cksum_update(buffer, length, cksum_offset); in xfs_update_cksum()
68 *(__le32 *)(buffer + cksum_offset) = xfs_end_cksum(crc); in xfs_update_cksum()
75 xfs_verify_cksum(char *buffer, size_t length, unsigned long cksum_offset) in xfs_verify_cksum() argument
77 uint32_t crc = xfs_start_cksum_safe(buffer, length, cksum_offset); in xfs_verify_cksum()
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/fs/xfs/
A Dxfs_ioctl32.c165 struct xfs_bstat *buffer = &bs1; in xfs_fsbulkstat_one_fmt_compat() local
169 if (put_user(buffer->bs_ino, &p32->bs_ino) || in xfs_fsbulkstat_one_fmt_compat()
170 put_user(buffer->bs_mode, &p32->bs_mode) || in xfs_fsbulkstat_one_fmt_compat()
171 put_user(buffer->bs_nlink, &p32->bs_nlink) || in xfs_fsbulkstat_one_fmt_compat()
172 put_user(buffer->bs_uid, &p32->bs_uid) || in xfs_fsbulkstat_one_fmt_compat()
173 put_user(buffer->bs_gid, &p32->bs_gid) || in xfs_fsbulkstat_one_fmt_compat()
174 put_user(buffer->bs_rdev, &p32->bs_rdev) || in xfs_fsbulkstat_one_fmt_compat()
176 put_user(buffer->bs_size, &p32->bs_size) || in xfs_fsbulkstat_one_fmt_compat()
180 put_user(buffer->bs_blocks, &p32->bs_blocks) || in xfs_fsbulkstat_one_fmt_compat()
184 put_user(buffer->bs_gen, &p32->bs_gen) || in xfs_fsbulkstat_one_fmt_compat()
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A Dxfs_log_recover.c271 char *buffer, in xlog_find_cycle_start() argument
321 char *buffer; in xlog_find_verify_cycle() local
364 kvfree(buffer); in xlog_find_verify_cycle()
401 char *buffer; in xlog_find_verify_log_record() local
412 if (!buffer) { in xlog_find_verify_log_record()
414 if (!buffer) in xlog_find_verify_log_record()
502 char *buffer; in xlog_find_head() local
533 if (!buffer) in xlog_find_head()
950 if (!buffer) in xlog_verify_tail()
1257 if (!buffer) in xlog_find_tail()
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/fs/afs/
A Dxattr.c39 void *buffer, size_t size) in afs_xattr_get_acl() argument
74 const void *buffer, size_t size) in afs_make_acl() argument
85 memcpy(acl->data, buffer, size); in afs_make_acl()
116 if (!afs_make_acl(op, buffer, size)) in afs_xattr_set_acl()
141 void *buffer, size_t size) in afs_xattr_get_yfs() argument
207 memcpy(buffer, data, dsize); in afs_xattr_get_yfs()
271 void *buffer, size_t size) in afs_xattr_get_cell() argument
298 void *buffer, size_t size) in afs_xattr_get_fid() argument
321 memcpy(buffer, text, len); in afs_xattr_get_fid()
336 void *buffer, size_t size) in afs_xattr_get_volume() argument
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A Dcmservice.c146 kfree(call->buffer); in afs_cm_destructor()
147 call->buffer = NULL; in afs_cm_destructor()
218 if (!call->buffer) in afs_deliver_cb_callback()
238 bp = call->buffer; in afs_deliver_cb_callback()
327 if (!call->buffer) in afs_deliver_cb_init_call_back_state3()
347 b = call->buffer; in afs_deliver_cb_init_call_back_state3()
444 if (!call->buffer) in afs_deliver_cb_probe_uuid()
464 b = call->buffer; in afs_deliver_cb_probe_uuid()
578 call->buffer = kmalloc(size, GFP_KERNEL); in afs_deliver_yfs_cb_callback()
579 if (!call->buffer) in afs_deliver_yfs_cb_callback()
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/fs/squashfs/
A Dxattr.c61 if (buffer) { in squashfs_listxattr()
66 memcpy(buffer, prefix, prefix_size); in squashfs_listxattr()
67 buffer += prefix_size; in squashfs_listxattr()
69 err = squashfs_read_metadata(sb, buffer, &start, in squashfs_listxattr()
73 if (buffer) { in squashfs_listxattr()
74 buffer[name_size] = '\0'; in squashfs_listxattr()
75 buffer += name_size + 1; in squashfs_listxattr()
106 const char *name, void *buffer, size_t buffer_size) in squashfs_xattr_get() argument
172 if (buffer) { in squashfs_xattr_get()
207 void *buffer, size_t size) in squashfs_xattr_handler_get() argument
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A Dcache.c304 else if (buffer == NULL) in squashfs_copy_data()
314 memcpy(buffer, buff, remaining); in squashfs_copy_data()
319 memcpy(buffer, buff, bytes); in squashfs_copy_data()
320 buffer += bytes; in squashfs_copy_data()
357 bytes = squashfs_copy_data(buffer, entry, *offset, length); in squashfs_read_metadata()
358 if (buffer) in squashfs_read_metadata()
359 buffer += bytes; in squashfs_read_metadata()
414 void *table, *buffer, **data; in squashfs_read_table() local
417 table = buffer = kmalloc(length, GFP_KERNEL); in squashfs_read_table()
433 for (i = 0; i < pages; i++, buffer += PAGE_SIZE) in squashfs_read_table()
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A Ddecompressor.c90 void *buffer = NULL, *comp_opts; in get_comp_opts() local
98 buffer = kmalloc(PAGE_SIZE, GFP_KERNEL); in get_comp_opts()
99 if (buffer == NULL) { in get_comp_opts()
104 actor = squashfs_page_actor_init(&buffer, 1, 0); in get_comp_opts()
119 comp_opts = squashfs_comp_opts(msblk, buffer, length); in get_comp_opts()
123 kfree(buffer); in get_comp_opts()
A Dfile_cache.c24 struct squashfs_cache_entry *buffer = squashfs_get_datablock(i->i_sb, in squashfs_readpage_block() local
26 int res = buffer->error; in squashfs_readpage_block()
32 squashfs_copy_cache(folio, buffer, expected, 0); in squashfs_readpage_block()
34 squashfs_cache_put(buffer); in squashfs_readpage_block()
/fs/netfs/
A Dread_pgpriv2.c56 if (rolling_buffer_append(&creq->buffer, folio, 0) < 0) { in netfs_pgpriv2_copy_folio()
73 creq->buffer.iter.iov_offset = cache->submit_off; in netfs_pgpriv2_copy_folio()
86 creq->buffer.iter.iov_offset = 0; in netfs_pgpriv2_copy_folio()
87 rolling_buffer_advance(&creq->buffer, fsize); in netfs_pgpriv2_copy_folio()
173 struct folio_queue *folioq = creq->buffer.tail; in netfs_pgpriv2_unlock_copied_folios()
175 unsigned int slot = creq->buffer.first_tail_slot; in netfs_pgpriv2_unlock_copied_folios()
179 folioq = rolling_buffer_delete_spent(&creq->buffer); in netfs_pgpriv2_unlock_copied_folios()
218 folioq = rolling_buffer_delete_spent(&creq->buffer); in netfs_pgpriv2_unlock_copied_folios()
228 creq->buffer.tail = folioq; in netfs_pgpriv2_unlock_copied_folios()
230 creq->buffer.first_tail_slot = slot; in netfs_pgpriv2_unlock_copied_folios()
/fs/bcachefs/
A Dtime_stats.c129 if ((unsigned long) stats->buffer <= TIME_STATS_NONPCPU) { in __bch2_time_stats_update()
133 if (!stats->buffer && in __bch2_time_stats_update()
136 stats->buffer = in __bch2_time_stats_update()
144 b = this_cpu_ptr(stats->buffer); in __bch2_time_stats_update()
164 if ((unsigned long) stats->buffer > TIME_STATS_NONPCPU) { in bch2_time_stats_reset()
167 per_cpu_ptr(stats->buffer, cpu)->nr = 0; in bch2_time_stats_reset()
174 if ((unsigned long) stats->buffer > TIME_STATS_NONPCPU) in bch2_time_stats_exit()
175 free_percpu(stats->buffer); in bch2_time_stats_exit()
176 stats->buffer = NULL; in bch2_time_stats_exit()
190 stats->buffer = (struct time_stat_buffer __percpu *) TIME_STATS_NONPCPU; in bch2_time_stats_init_no_pcpu()
A Dfast_list.c52 struct fast_list_pcpu *lp = this_cpu_ptr(l->buffer); in fast_list_get_idx()
63 lp = this_cpu_ptr(l->buffer); in fast_list_get_idx()
126 struct fast_list_pcpu *lp = this_cpu_ptr(l->buffer); in fast_list_remove()
143 free_percpu(l->buffer); in fast_list_exit()
152 l->buffer = alloc_percpu(*l->buffer); in fast_list_init()
153 if (!l->buffer) in fast_list_init()
/fs/efivarfs/
A Dvars.c28 validate_device_path(efi_char16_t *var_name, int match, u8 *buffer, in validate_device_path() argument
34 node = (struct efi_generic_dev_path *)buffer; in validate_device_path()
49 node = (struct efi_generic_dev_path *)(buffer + offset); in validate_device_path()
61 validate_boot_order(efi_char16_t *var_name, int match, u8 *buffer, in validate_boot_order() argument
72 validate_load_option(efi_char16_t *var_name, int match, u8 *buffer, in validate_load_option() argument
95 filepathlength = buffer[4] | buffer[5] << 8; in validate_load_option()
101 desclength = ucs2_strsize((efi_char16_t *)(buffer + 6), len - 6) + 2; in validate_load_option()
123 validate_uint16(efi_char16_t *var_name, int match, u8 *buffer, in validate_uint16() argument
134 validate_ascii_string(efi_char16_t *var_name, int match, u8 *buffer, in validate_ascii_string() argument
140 if (buffer[i] > 127) in validate_ascii_string()
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/fs/orangefs/
A Dxattr.c94 void *buffer, size_t size) in orangefs_inode_getxattr() argument
141 memcpy(buffer, cx->val, cx->length); in orangefs_inode_getxattr()
207 memset(buffer + length, 0, size - length); in orangefs_inode_getxattr()
222 memcpy(cx->val, buffer, length); in orangefs_inode_getxattr()
229 memcpy(cx->val, buffer, length); in orangefs_inode_getxattr()
419 if (size > 0 && !buffer) { in orangefs_listxattr()
429 if (buffer && size > 0) in orangefs_listxattr()
430 memset(buffer, 0, size); in orangefs_listxattr()
492 memcpy(buffer + total, in orangefs_listxattr()
533 const void *buffer, in orangefs_xattr_set_default() argument
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/fs/9p/
A Dxattr.c19 void *buffer, size_t buffer_size) in v9fs_fid_xattr_get() argument
24 struct kvec kvec = {.iov_base = buffer, .iov_len = buffer_size}; in v9fs_fid_xattr_get()
66 void *buffer, size_t buffer_size) in v9fs_xattr_get() argument
76 ret = v9fs_fid_xattr_get(fid, name, buffer, buffer_size); in v9fs_xattr_get()
140 ssize_t v9fs_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size) in v9fs_listxattr() argument
143 return v9fs_xattr_get(dentry, "", buffer, buffer_size); in v9fs_listxattr()
148 const char *name, void *buffer, size_t size) in v9fs_xattr_handler_get() argument
152 return v9fs_xattr_get(dentry, full_name, buffer, size); in v9fs_xattr_handler_get()
/fs/btrfs/
A Dxattr.c28 void *buffer, size_t size) in btrfs_getxattr() argument
74 read_extent_buffer(leaf, buffer, data_ptr, in btrfs_getxattr()
336 if (!buffer || (name_len + 1) > size_left) { in btrfs_listxattr()
342 buffer[name_len] = '\0'; in btrfs_listxattr()
345 buffer += name_len + 1; in btrfs_listxattr()
364 const char *name, void *buffer, size_t size) in btrfs_xattr_handler_get() argument
367 return btrfs_getxattr(inode, name, buffer, size); in btrfs_xattr_handler_get()
373 const char *name, const void *buffer, in btrfs_xattr_handler_set() argument
386 const char *name, void *buffer, in btrfs_xattr_handler_get_security() argument
406 ret = btrfs_getxattr(inode, name, buffer, size); in btrfs_xattr_handler_get_security()
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/fs/nfs/
A Dnamespace.c52 char *nfs_path(char **p, struct dentry *dentry_in, char *buffer, in nfs_path() argument
65 end = buffer+buflen; in nfs_path()
267 char *buffer, *p; in nfs_do_submount() local
281 buffer = kmalloc(4096, GFP_USER); in nfs_do_submount()
282 if (!buffer) in nfs_do_submount()
288 p = nfs_devname(dentry, buffer, 4096); in nfs_do_submount()
293 ret = vfs_parse_fs_string(fc, "source", p, buffer + 4096 - p); in nfs_do_submount()
297 kfree(buffer); in nfs_do_submount()
346 static int param_get_nfs_timeout(char *buffer, const struct kernel_param *kp) in param_get_nfs_timeout() argument
357 return sysfs_emit(buffer, "%li\n", num); in param_get_nfs_timeout()
/fs/erofs/
A Dxattr.c17 char *buffer; member
140 const char *name, void *buffer, size_t size) in erofs_xattr_generic_get() argument
146 return erofs_getxattr(inode, handler->flags, name, buffer, size); in erofs_xattr_generic_get()
195 memcpy(it->buffer + it->buffer_ofs, src, slice); in erofs_xattr_copy_to_buffer()
232 if (!it->buffer) { in erofs_listxattr_foreach()
240 memcpy(it->buffer + it->buffer_ofs, prefix, prefix_len); in erofs_listxattr_foreach()
249 it->buffer[it->buffer_ofs++] = '\0'; in erofs_listxattr_foreach()
305 if (!it->buffer) { in erofs_getxattr_foreach()
395 void *buffer, size_t buffer_size) in erofs_getxattr() argument
426 it.buffer = buffer; in erofs_getxattr()
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/fs/jffs2/
A Dxattr_user.c21 const char *name, void *buffer, size_t size) in jffs2_user_getxattr() argument
24 name, buffer, size); in jffs2_user_getxattr()
30 const char *name, const void *buffer, in jffs2_user_setxattr() argument
34 name, buffer, size, flags); in jffs2_user_setxattr()
A Dxattr_trusted.c21 const char *name, void *buffer, size_t size) in jffs2_trusted_getxattr() argument
24 name, buffer, size); in jffs2_trusted_getxattr()
30 const char *name, const void *buffer, in jffs2_trusted_setxattr() argument
34 name, buffer, size, flags); in jffs2_trusted_setxattr()
/fs/hfsplus/
A Dxattr_trusted.c17 const char *name, void *buffer, size_t size) in hfsplus_trusted_getxattr() argument
19 return hfsplus_getxattr(inode, name, buffer, size, in hfsplus_trusted_getxattr()
27 const char *name, const void *buffer, in hfsplus_trusted_setxattr() argument
30 return hfsplus_setxattr(inode, name, buffer, size, flags, in hfsplus_trusted_setxattr()
A Dxattr_user.c17 const char *name, void *buffer, size_t size) in hfsplus_user_getxattr() argument
20 return hfsplus_getxattr(inode, name, buffer, size, in hfsplus_user_getxattr()
27 const char *name, const void *buffer, in hfsplus_user_setxattr() argument
30 return hfsplus_setxattr(inode, name, buffer, size, flags, in hfsplus_user_setxattr()

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