| /fs/configfs/ |
| D | file.c | 56 static int fill_read_buffer(struct file *file, struct configfs_buffer *buffer) in fill_read_buffer() argument
61 if (!buffer->page) in fill_read_buffer()
62 buffer->page = (char *) get_zeroed_page(GFP_KERNEL); in fill_read_buffer()
63 if (!buffer->page) in fill_read_buffer()
68 count = buffer->attr->show(buffer->item, buffer->page); in fill_read_buffer()
75 buffer->needs_read_fill = 0; in fill_read_buffer()
76 buffer->count = count; in fill_read_buffer()
83 struct configfs_buffer *buffer = file->private_data; in configfs_read_iter() local
86 mutex_lock(&buffer->mutex); in configfs_read_iter()
87 if (buffer->needs_read_fill) { in configfs_read_iter()
[all …]
|
| /fs/pstore/ |
| D | ram_core.c | 44 return atomic_read(&prz->buffer->size); in buffer_size()
49 return atomic_read(&prz->buffer->start); in buffer_start()
62 old = atomic_read(&prz->buffer->start); in buffer_start_add()
66 atomic_set(&prz->buffer->start, new); in buffer_start_add()
84 old = atomic_read(&prz->buffer->size); in buffer_size_add()
91 atomic_set(&prz->buffer->size, new); in buffer_size_add()
125 struct persistent_ram_buffer *buffer = prz->buffer; in persistent_ram_update_ecc() local
126 uint8_t *buffer_end = buffer->data + prz->buffer_size; in persistent_ram_update_ecc()
136 block = buffer->data + (start & ~(ecc_block_size - 1)); in persistent_ram_update_ecc()
145 } while (block < buffer->data + start + count); in persistent_ram_update_ecc()
[all …]
|
| D | zone.c | 82 struct psz_buffer *buffer; member
162 return atomic_read(&zone->buffer->datalen); in buffer_datalen()
167 return atomic_read(&zone->buffer->start); in buffer_start()
178 if (!buf || !zone || !zone->buffer) in psz_zone_read_buffer()
183 memcpy(buf, zone->buffer->data + off, len); in psz_zone_read_buffer()
213 memcpy(zone->buffer->data + off, buf, wlen); in psz_zone_write()
214 atomic_set(&zone->buffer->datalen, wlen + off); in psz_zone_write()
231 wcnt = writeop((const char *)zone->buffer->data + off, wlen, in psz_zone_write()
232 zone->off + sizeof(*zone->buffer) + off); in psz_zone_write()
238 wcnt = writeop((const char *)zone->buffer, wlen, zone->off); in psz_zone_write()
[all …]
|
| /fs/xfs/libxfs/ |
| D | xfs_cksum.h | 14 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()
35 xfs_start_cksum_update(char *buffer, size_t length, unsigned long cksum_offset) in xfs_start_cksum_update() argument
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
[all …]
|
| /fs/afs/ |
| D | xattr.c | 39 void *buffer, size_t size) in afs_xattr_get_acl() argument
63 memcpy(buffer, acl->data, acl->size); in afs_xattr_get_acl()
74 const void *buffer, size_t size) in afs_make_acl() argument
85 memcpy(acl->data, buffer, size); in afs_make_acl()
103 const void *buffer, size_t size, int flags) in afs_xattr_set_acl() argument
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()
234 const void *buffer, size_t size, int flags) in afs_xattr_set_yfs() argument
249 if (!afs_make_acl(op, buffer, size)) in afs_xattr_set_yfs()
[all …]
|
| D | cmservice.c | 186 kfree(call->buffer); in afs_cm_destructor()
187 call->buffer = NULL; in afs_cm_destructor()
256 call->buffer = kmalloc(array3_size(call->count, 3, 4), in afs_deliver_cb_callback()
258 if (!call->buffer) in afs_deliver_cb_callback()
278 bp = call->buffer; in afs_deliver_cb_callback()
379 call->buffer = kmalloc_array(11, sizeof(__be32), GFP_KERNEL); in afs_deliver_cb_init_call_back_state3()
380 if (!call->buffer) in afs_deliver_cb_init_call_back_state3()
400 b = call->buffer; in afs_deliver_cb_init_call_back_state3()
492 call->buffer = kmalloc_array(11, sizeof(__be32), GFP_KERNEL); in afs_deliver_cb_probe_uuid()
493 if (!call->buffer) in afs_deliver_cb_probe_uuid()
[all …]
|
| /fs/xfs/ |
| D | xfs_ioctl32.c | 178 struct xfs_bstat *buffer = &bs1; in xfs_fsbulkstat_one_fmt_compat() local
182 if (put_user(buffer->bs_ino, &p32->bs_ino) || in xfs_fsbulkstat_one_fmt_compat()
183 put_user(buffer->bs_mode, &p32->bs_mode) || in xfs_fsbulkstat_one_fmt_compat()
184 put_user(buffer->bs_nlink, &p32->bs_nlink) || in xfs_fsbulkstat_one_fmt_compat()
185 put_user(buffer->bs_uid, &p32->bs_uid) || in xfs_fsbulkstat_one_fmt_compat()
186 put_user(buffer->bs_gid, &p32->bs_gid) || in xfs_fsbulkstat_one_fmt_compat()
187 put_user(buffer->bs_rdev, &p32->bs_rdev) || in xfs_fsbulkstat_one_fmt_compat()
188 put_user(buffer->bs_blksize, &p32->bs_blksize) || in xfs_fsbulkstat_one_fmt_compat()
189 put_user(buffer->bs_size, &p32->bs_size) || in xfs_fsbulkstat_one_fmt_compat()
190 xfs_bstime_store_compat(&p32->bs_atime, &buffer->bs_atime) || in xfs_fsbulkstat_one_fmt_compat()
[all …]
|
| D | xfs_log_recover.c | 278 char *buffer, in xlog_find_cycle_start() argument
292 error = xlog_bread(log, mid_blk, 1, buffer, &offset); in xlog_find_cycle_start()
328 char *buffer; in xlog_find_verify_cycle() local
342 while (!(buffer = xlog_alloc_buffer(log, bufblks))) { in xlog_find_verify_cycle()
353 error = xlog_bread(log, i, bcount, buffer, &buf); in xlog_find_verify_cycle()
371 kmem_free(buffer); in xlog_find_verify_cycle()
408 char *buffer; in xlog_find_verify_log_record() local
418 buffer = xlog_alloc_buffer(log, num_blks); in xlog_find_verify_log_record()
419 if (!buffer) { in xlog_find_verify_log_record()
420 buffer = xlog_alloc_buffer(log, 1); in xlog_find_verify_log_record()
[all …]
|
| /fs/squashfs/ |
| D | xattr.c | 26 ssize_t squashfs_listxattr(struct dentry *d, char *buffer, in squashfs_listxattr() argument
61 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()
[all …]
|
| D | cache.c | 293 int squashfs_copy_data(void *buffer, struct squashfs_cache_entry *entry, in squashfs_copy_data() argument
300 else if (buffer == NULL) in squashfs_copy_data()
310 memcpy(buffer, buff, remaining); in squashfs_copy_data()
315 memcpy(buffer, buff, bytes); in squashfs_copy_data()
316 buffer += bytes; in squashfs_copy_data()
331 int squashfs_read_metadata(struct super_block *sb, void *buffer, in squashfs_read_metadata() argument
353 bytes = squashfs_copy_data(buffer, entry, *offset, length); in squashfs_read_metadata()
354 if (buffer) in squashfs_read_metadata()
355 buffer += bytes; in squashfs_read_metadata()
410 void *table, *buffer, **data; in squashfs_read_table() local
[all …]
|
| D | decompressor.c | 91 void *buffer = NULL, *comp_opts; in get_comp_opts() local
99 buffer = kmalloc(PAGE_SIZE, GFP_KERNEL); in get_comp_opts()
100 if (buffer == NULL) { in get_comp_opts()
105 actor = squashfs_page_actor_init(&buffer, 1, 0); in get_comp_opts()
120 comp_opts = squashfs_comp_opts(msblk, buffer, length); in get_comp_opts()
124 kfree(buffer); in get_comp_opts()
|
| D | file_cache.c | 24 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(page, buffer, expected, 0); in squashfs_readpage_block()
34 squashfs_cache_put(buffer); in squashfs_readpage_block()
|
| D | file.c | 365 void squashfs_fill_page(struct page *page, struct squashfs_cache_entry *buffer, int offset, int ava… in squashfs_fill_page() argument
371 copied = squashfs_copy_data(pageaddr, buffer, offset, avail); in squashfs_fill_page()
383 void squashfs_copy_cache(struct page *page, struct squashfs_cache_entry *buffer, in squashfs_copy_cache() argument
400 int avail = buffer ? min_t(int, bytes, PAGE_SIZE) : 0; in squashfs_copy_cache()
413 squashfs_fill_page(push_page, buffer, offset, avail); in squashfs_copy_cache()
425 struct squashfs_cache_entry *buffer = squashfs_get_fragment(inode->i_sb, in squashfs_readpage_fragment() local
428 int res = buffer->error; in squashfs_readpage_fragment()
435 squashfs_copy_cache(page, buffer, expected, in squashfs_readpage_fragment()
438 squashfs_cache_put(buffer); in squashfs_readpage_fragment()
502 struct squashfs_cache_entry *buffer = squashfs_get_fragment(inode->i_sb, in squashfs_readahead_fragment() local
[all …]
|
| /fs/orangefs/ |
| D | xattr.c | 94 void *buffer, size_t size) in orangefs_inode_getxattr() argument
141 memcpy(buffer, cx->val, cx->length); in orangefs_inode_getxattr()
142 memset(buffer + cx->length, 0, size - cx->length); in orangefs_inode_getxattr()
206 memcpy(buffer, new_op->downcall.resp.getxattr.val, 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()
406 ssize_t orangefs_listxattr(struct dentry *dentry, char *buffer, size_t size) in orangefs_listxattr() argument
419 if (size > 0 && !buffer) { in orangefs_listxattr()
429 if (buffer && size > 0) in orangefs_listxattr()
[all …]
|
| /fs/9p/ |
| D | xattr.c | 26 void *buffer, size_t buffer_size) in v9fs_fid_xattr_get() argument
31 struct kvec kvec = {.iov_base = buffer, .iov_len = buffer_size}; in v9fs_fid_xattr_get()
71 void *buffer, size_t buffer_size) in v9fs_xattr_get() argument
81 ret = v9fs_fid_xattr_get(fid, name, buffer, buffer_size); in v9fs_xattr_get()
145 ssize_t v9fs_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size) in v9fs_listxattr() argument
148 return v9fs_xattr_get(dentry, "", buffer, buffer_size); in v9fs_listxattr()
153 const char *name, void *buffer, size_t size) in v9fs_xattr_handler_get() argument
157 return v9fs_xattr_get(dentry, full_name, buffer, size); in v9fs_xattr_handler_get()
|
| D | acl.c | 125 void *buffer; in v9fs_set_acl() local
132 buffer = kmalloc(size, GFP_KERNEL); in v9fs_set_acl()
133 if (!buffer) in v9fs_set_acl()
135 retval = posix_acl_to_xattr(&init_user_ns, acl, buffer, size); in v9fs_set_acl()
148 retval = v9fs_fid_xattr_set(fid, name, buffer, size, 0); in v9fs_set_acl()
150 kfree(buffer); in v9fs_set_acl()
221 const char *name, void *buffer, size_t size) in v9fs_xattr_get_acl() argument
232 return v9fs_xattr_get(dentry, handler->name, buffer, size); in v9fs_xattr_get_acl()
239 error = posix_acl_to_xattr(&init_user_ns, acl, buffer, size); in v9fs_xattr_get_acl()
|
| /fs/proc/ |
| D | kcore.c | 312 read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) in read_kcore() argument
360 if (copy_to_user(buffer, (char *)&ehdr + *fpos, tsz)) { in read_kcore()
365 buffer += tsz; in read_kcore()
402 if (copy_to_user(buffer, (char *)phdrs + *fpos - phdrs_offset, in read_kcore()
410 buffer += tsz; in read_kcore()
452 if (copy_to_user(buffer, notes + *fpos - notes_offset, tsz)) { in read_kcore()
459 buffer += tsz; in read_kcore()
496 if (clear_user(buffer, tsz)) { in read_kcore()
508 if (copy_to_user(buffer, buf, tsz)) { in read_kcore()
515 if (copy_to_user(buffer, (char *)start, tsz)) { in read_kcore()
[all …]
|
| /fs/nfs/ |
| D | namespace.c | 52 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()
347 static int param_get_nfs_timeout(char *buffer, const struct kernel_param *kp) in param_get_nfs_timeout() argument
358 return scnprintf(buffer, PAGE_SIZE, "%li\n", num); in param_get_nfs_timeout()
|
| /fs/cifs/ |
| D | misc.c | 233 header_assemble(struct smb_hdr *buffer, char smb_command /* command */ , in header_assemble() argument
237 char *temp = (char *) buffer; in header_assemble()
241 buffer->smb_buf_length = cpu_to_be32( in header_assemble()
246 buffer->Protocol[0] = 0xFF; in header_assemble()
247 buffer->Protocol[1] = 'S'; in header_assemble()
248 buffer->Protocol[2] = 'M'; in header_assemble()
249 buffer->Protocol[3] = 'B'; in header_assemble()
250 buffer->Command = smb_command; in header_assemble()
251 buffer->Flags = 0x00; /* case sensitive */ in header_assemble()
252 buffer->Flags2 = SMBFLG2_KNOWS_LONG_NAMES; in header_assemble()
[all …]
|
| /fs/erofs/ |
| D | xattr.c | 326 char *buffer; member
355 return !it->buffer ? 1 : err; in xattr_checkbuffer()
364 memcpy(it->buffer + processed, buf, len); in xattr_copyvalue()
442 void *buffer, size_t buffer_size) in erofs_getxattr() argument
461 it.buffer = buffer; in erofs_getxattr()
473 const char *name, void *buffer, size_t size) in erofs_xattr_generic_get() argument
490 return erofs_getxattr(inode, handler->flags, name, buffer, size); in erofs_xattr_generic_get()
532 char *buffer; member
553 if (!it->buffer) { in xattr_entrylist()
562 memcpy(it->buffer + it->buffer_ofs, prefix, prefix_len); in xattr_entrylist()
[all …]
|
| /fs/btrfs/ |
| D | xattr.c | 24 void *buffer, size_t size) in btrfs_getxattr() argument
70 read_extent_buffer(leaf, buffer, data_ptr, in btrfs_getxattr()
275 ssize_t btrfs_listxattr(struct dentry *dentry, char *buffer, size_t size) in btrfs_listxattr() argument
355 if (!buffer || (name_len + 1) > size_left) { in btrfs_listxattr()
360 read_extent_buffer(leaf, buffer, name_ptr, name_len); in btrfs_listxattr()
361 buffer[name_len] = '\0'; in btrfs_listxattr()
364 buffer += name_len + 1; in btrfs_listxattr()
382 const char *name, void *buffer, size_t size) in btrfs_xattr_handler_get() argument
385 return btrfs_getxattr(inode, name, buffer, size); in btrfs_xattr_handler_get()
391 const char *name, const void *buffer, in btrfs_xattr_handler_set() argument
[all …]
|
| /fs/jffs2/ |
| D | xattr_user.c | 21 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()
|
| D | xattr_trusted.c | 21 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/ |
| D | xattr_user.c | 17 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()
|
| D | xattr_trusted.c | 17 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()
|