| /fs/ |
| D | statfs.c | 53 static int statfs_by_dentry(struct dentry *dentry, struct kstatfs *buf) in statfs_by_dentry() argument
60 memset(buf, 0, sizeof(*buf)); in statfs_by_dentry()
64 retval = dentry->d_sb->s_op->statfs(dentry, buf); in statfs_by_dentry()
65 if (retval == 0 && buf->f_frsize == 0) in statfs_by_dentry()
66 buf->f_frsize = buf->f_bsize; in statfs_by_dentry()
84 int vfs_statfs(const struct path *path, struct kstatfs *buf) in vfs_statfs() argument
88 error = statfs_by_dentry(path->dentry, buf); in vfs_statfs()
90 buf->f_flags = calculate_f_flags(path->mnt); in vfs_statfs()
126 struct statfs buf; in do_statfs_native() local
128 if (sizeof(buf) == sizeof(*st)) in do_statfs_native()
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| D | readdir.c | 146 struct readdir_callback *buf = in fillonedir() local
151 if (buf->result) in fillonedir()
155 buf->result = -EOVERFLOW; in fillonedir()
158 buf->result++; in fillonedir()
159 dirent = buf->dirent; in fillonedir()
172 buf->result = -EFAULT; in fillonedir()
181 struct readdir_callback buf = { in SYSCALL_DEFINE3() local
189 error = iterate_dir(f.file, &buf.ctx); in SYSCALL_DEFINE3()
190 if (buf.result) in SYSCALL_DEFINE3()
191 error = buf.result; in SYSCALL_DEFINE3()
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| D | seq_file.c | 103 if (!m->buf) { in traverse()
104 m->buf = seq_buf_alloc(m->size = PAGE_SIZE); in traverse()
105 if (!m->buf) in traverse()
138 kvfree(m->buf); in traverse()
140 m->buf = seq_buf_alloc(m->size <<= 1); in traverse()
141 return !m->buf ? -ENOMEM : -EAGAIN; in traverse()
153 ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos) in seq_read() argument
203 if (!m->buf) { in seq_read()
204 m->buf = seq_buf_alloc(m->size = PAGE_SIZE); in seq_read()
205 if (!m->buf) in seq_read()
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| D | pipe.c | 123 struct pipe_buffer *buf) in anon_pipe_buf_release() argument
125 struct page *page = buf->page; in anon_pipe_buf_release()
139 struct pipe_buffer *buf) in anon_pipe_buf_steal() argument
141 struct page *page = buf->page; in anon_pipe_buf_steal()
164 struct pipe_buffer *buf) in generic_pipe_buf_steal() argument
166 struct page *page = buf->page; in generic_pipe_buf_steal()
192 bool generic_pipe_buf_get(struct pipe_inode_info *pipe, struct pipe_buffer *buf) in generic_pipe_buf_get() argument
194 return try_get_page(buf->page); in generic_pipe_buf_get()
208 struct pipe_buffer *buf) in generic_pipe_buf_confirm() argument
223 struct pipe_buffer *buf) in generic_pipe_buf_release() argument
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| D | splice.c | 48 struct pipe_buffer *buf) in page_cache_pipe_buf_steal() argument
50 struct page *page = buf->page; in page_cache_pipe_buf_steal()
78 buf->flags |= PIPE_BUF_FLAG_LRU; in page_cache_pipe_buf_steal()
93 struct pipe_buffer *buf) in page_cache_pipe_buf_release() argument
95 put_page(buf->page); in page_cache_pipe_buf_release()
96 buf->flags &= ~PIPE_BUF_FLAG_LRU; in page_cache_pipe_buf_release()
104 struct pipe_buffer *buf) in page_cache_pipe_buf_confirm() argument
106 struct page *page = buf->page; in page_cache_pipe_buf_confirm()
149 struct pipe_buffer *buf) in user_page_pipe_buf_steal() argument
151 if (!(buf->flags & PIPE_BUF_FLAG_GIFT)) in user_page_pipe_buf_steal()
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| D | d_path.c | 178 char *buf, int buflen) in __d_path() argument
180 char *res = buf + buflen; in __d_path()
194 char *buf, int buflen) in d_absolute_path() argument
197 char *res = buf + buflen; in d_absolute_path()
215 char **buf, int *buflen) in path_with_deleted() argument
217 prepend(buf, buflen, "\0", 1); in path_with_deleted()
219 int error = prepend(buf, buflen, " (deleted)", 10); in path_with_deleted()
224 return prepend_path(path, root, buf, buflen); in path_with_deleted()
258 char *d_path(const struct path *path, char *buf, int buflen) in d_path() argument
260 char *res = buf + buflen; in d_path()
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| /fs/ocfs2/dlm/ |
| D | dlmdebug.c | 32 static int stringify_lockname(const char *lockname, int locklen, char *buf,
85 char buf[DLM_LOCKID_NAME_MAX]; in __dlm_print_one_lock_resource() local
90 buf, sizeof(buf)); in __dlm_print_one_lock_resource()
92 buf, res->owner, res->state); in __dlm_print_one_lock_resource()
236 static int stringify_lockname(const char *lockname, int locklen, char *buf, in stringify_lockname() argument
247 out += snprintf(buf + out, len - out, "%.*s%08x", in stringify_lockname()
251 out += snprintf(buf + out, len - out, "%.*s", in stringify_lockname()
257 char *buf, int len) in stringify_nodemap() argument
263 out += snprintf(buf + out, len - out, "%d ", i); in stringify_nodemap()
268 static int dump_mle(struct dlm_master_list_entry *mle, char *buf, int len) in dump_mle() argument
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| /fs/nilfs2/ |
| D | sysfs.c | 22 #define NILFS_SHOW_TIME(time_t_val, buf) ({ \ argument
28 count = scnprintf(buf, PAGE_SIZE, \
37 struct attribute *attr, char *buf) \
45 return a->show ? a->show(a, nilfs, buf) : 0; \
49 const char *buf, size_t len) \
57 return a->store ? a->store(a, nilfs, buf, len) : 0; \
111 struct nilfs_root *root, char *buf) in nilfs_snapshot_inodes_count_show() argument
113 return snprintf(buf, PAGE_SIZE, "%llu\n", in nilfs_snapshot_inodes_count_show()
119 struct nilfs_root *root, char *buf) in nilfs_snapshot_blocks_count_show() argument
121 return snprintf(buf, PAGE_SIZE, "%llu\n", in nilfs_snapshot_blocks_count_show()
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| /fs/xfs/ |
| D | xfs_itable.c | 35 struct xfs_bulkstat *buf; member
64 struct xfs_bulkstat *buf = bc->buf; in xfs_bulkstat_one_int() local
87 buf->bs_projectid = xfs_get_projid(ip); in xfs_bulkstat_one_int()
88 buf->bs_ino = ino; in xfs_bulkstat_one_int()
89 buf->bs_uid = dic->di_uid; in xfs_bulkstat_one_int()
90 buf->bs_gid = dic->di_gid; in xfs_bulkstat_one_int()
91 buf->bs_size = dic->di_size; in xfs_bulkstat_one_int()
93 buf->bs_nlink = inode->i_nlink; in xfs_bulkstat_one_int()
94 buf->bs_atime = inode->i_atime.tv_sec; in xfs_bulkstat_one_int()
95 buf->bs_atime_nsec = inode->i_atime.tv_nsec; in xfs_bulkstat_one_int()
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| D | xfs_sysfs.c | 18 ssize_t (*show)(struct kobject *kobject, char *buf);
19 ssize_t (*store)(struct kobject *kobject, const char *buf,
42 char *buf) in xfs_sysfs_object_show() argument
46 return xfs_attr->show ? xfs_attr->show(kobject, buf) : 0; in xfs_sysfs_object_show()
53 const char *buf, in xfs_sysfs_object_store() argument
58 return xfs_attr->store ? xfs_attr->store(kobject, buf, count) : 0; in xfs_sysfs_object_store()
82 const char *buf, in bug_on_assert_store() argument
88 ret = kstrtoint(buf, 0, &val); in bug_on_assert_store()
105 char *buf) in bug_on_assert_show() argument
107 return snprintf(buf, PAGE_SIZE, "%d\n", xfs_globals.bug_on_assert ? 1 : 0); in bug_on_assert_show()
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| /fs/quota/ |
| D | quota_tree.c | 52 char *buf = kmalloc(size, GFP_NOFS); in getdqbuf() local
53 if (!buf) in getdqbuf()
56 return buf; in getdqbuf()
59 static ssize_t read_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf) in read_blk() argument
63 memset(buf, 0, info->dqi_usable_bs); in read_blk()
64 return sb->s_op->quota_read(sb, info->dqi_type, buf, in read_blk()
68 static ssize_t write_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf) in write_blk() argument
73 ret = sb->s_op->quota_write(sb, info->dqi_type, buf, in write_blk()
86 char *buf = getdqbuf(info->dqi_usable_bs); in get_free_dqblk() local
87 struct qt_disk_dqdbheader *dh = (struct qt_disk_dqdbheader *)buf; in get_free_dqblk()
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| /fs/gfs2/ |
| D | sys.c | 37 char *buf) in gfs2_attr_show() argument
41 return a->show ? a->show(sdp, buf) : 0; in gfs2_attr_show()
45 const char *buf, size_t len) in gfs2_attr_store() argument
49 return a->store ? a->store(sdp, buf, len) : len; in gfs2_attr_store()
60 static ssize_t id_show(struct gfs2_sbd *sdp, char *buf) in id_show() argument
62 return snprintf(buf, PAGE_SIZE, "%u:%u\n", in id_show()
66 static ssize_t fsname_show(struct gfs2_sbd *sdp, char *buf) in fsname_show() argument
68 return snprintf(buf, PAGE_SIZE, "%s\n", sdp->sd_fsname); in fsname_show()
71 static ssize_t uuid_show(struct gfs2_sbd *sdp, char *buf) in uuid_show() argument
75 buf[0] = '\0'; in uuid_show()
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| /fs/hostfs/ |
| D | hostfs_user.c | 21 static void stat64_to_hostfs(const struct stat64 *buf, struct hostfs_stat *p) in stat64_to_hostfs() argument
23 p->ino = buf->st_ino; in stat64_to_hostfs()
24 p->mode = buf->st_mode; in stat64_to_hostfs()
25 p->nlink = buf->st_nlink; in stat64_to_hostfs()
26 p->uid = buf->st_uid; in stat64_to_hostfs()
27 p->gid = buf->st_gid; in stat64_to_hostfs()
28 p->size = buf->st_size; in stat64_to_hostfs()
29 p->atime.tv_sec = buf->st_atime; in stat64_to_hostfs()
31 p->ctime.tv_sec = buf->st_ctime; in stat64_to_hostfs()
33 p->mtime.tv_sec = buf->st_mtime; in stat64_to_hostfs()
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| /fs/nfsd/ |
| D | nfsctl.c | 64 static ssize_t write_filehandle(struct file *file, char *buf, size_t size);
65 static ssize_t write_unlock_ip(struct file *file, char *buf, size_t size);
66 static ssize_t write_unlock_fs(struct file *file, char *buf, size_t size);
67 static ssize_t write_threads(struct file *file, char *buf, size_t size);
68 static ssize_t write_pool_threads(struct file *file, char *buf, size_t size);
69 static ssize_t write_versions(struct file *file, char *buf, size_t size);
70 static ssize_t write_ports(struct file *file, char *buf, size_t size);
71 static ssize_t write_maxblksize(struct file *file, char *buf, size_t size);
72 static ssize_t write_maxconn(struct file *file, char *buf, size_t size);
74 static ssize_t write_leasetime(struct file *file, char *buf, size_t size);
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| /fs/ext4/ |
| D | hash.c | 16 static void TEA_transform(__u32 buf[4], __u32 const in[]) in TEA_transform()
19 __u32 b0 = buf[0], b1 = buf[1]; in TEA_transform()
29 buf[0] += b0; in TEA_transform()
30 buf[1] += b1; in TEA_transform()
53 static __u32 half_md4_transform(__u32 buf[4], __u32 const in[8]) in half_md4_transform()
55 __u32 a = buf[0], b = buf[1], c = buf[2], d = buf[3]; in half_md4_transform()
87 buf[0] += a; in half_md4_transform()
88 buf[1] += b; in half_md4_transform()
89 buf[2] += c; in half_md4_transform()
90 buf[3] += d; in half_md4_transform()
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| D | sysfs.c | 55 static ssize_t session_write_kbytes_show(struct ext4_sb_info *sbi, char *buf) in session_write_kbytes_show() argument
60 return snprintf(buf, PAGE_SIZE, "0\n"); in session_write_kbytes_show()
61 return snprintf(buf, PAGE_SIZE, "%lu\n", in session_write_kbytes_show()
67 static ssize_t lifetime_write_kbytes_show(struct ext4_sb_info *sbi, char *buf) in lifetime_write_kbytes_show() argument
72 return snprintf(buf, PAGE_SIZE, "0\n"); in lifetime_write_kbytes_show()
73 return snprintf(buf, PAGE_SIZE, "%llu\n", in lifetime_write_kbytes_show()
81 const char *buf, size_t count) in inode_readahead_blks_store() argument
86 ret = kstrtoul(skip_spaces(buf), 0, &t); in inode_readahead_blks_store()
98 const char *buf, size_t count) in reserved_clusters_store() argument
105 ret = kstrtoull(skip_spaces(buf), 0, &val); in reserved_clusters_store()
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| /fs/squashfs/ |
| D | xz_wrapper.c | 26 struct xz_buf buf; member
128 stream->buf.in_pos = 0; in squashfs_xz_uncompress()
129 stream->buf.in_size = 0; in squashfs_xz_uncompress()
130 stream->buf.out_pos = 0; in squashfs_xz_uncompress()
131 stream->buf.out_size = PAGE_SIZE; in squashfs_xz_uncompress()
132 stream->buf.out = squashfs_first_page(output); in squashfs_xz_uncompress()
135 if (stream->buf.in_pos == stream->buf.in_size && k < b) { in squashfs_xz_uncompress()
138 stream->buf.in = bh[k]->b_data + offset; in squashfs_xz_uncompress()
139 stream->buf.in_size = avail; in squashfs_xz_uncompress()
140 stream->buf.in_pos = 0; in squashfs_xz_uncompress()
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| /fs/ubifs/ |
| D | scan.c | 28 static int scan_padding_bytes(void *buf, int len) in scan_padding_bytes() argument
31 uint8_t *p = buf; in scan_padding_bytes()
57 int ubifs_scan_a_node(const struct ubifs_info *c, void *buf, int len, int lnum, in ubifs_scan_a_node() argument
60 struct ubifs_ch *ch = buf; in ubifs_scan_a_node()
71 return scan_padding_bytes(buf, len); in ubifs_scan_a_node()
79 if (ubifs_check_node(c, buf, lnum, offs, quiet, 1)) in ubifs_scan_a_node()
83 struct ubifs_pad_node *pad = buf; in ubifs_scan_a_node()
139 sleb->buf = sbuf; in ubifs_start_scan()
182 void *buf, int offs) in ubifs_add_snod() argument
184 struct ubifs_ch *ch = buf; in ubifs_add_snod()
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| D | io.c | 87 int ubifs_leb_read(const struct ubifs_info *c, int lnum, void *buf, int offs, in ubifs_leb_read() argument
92 err = ubi_read(c->ubi, lnum, buf, offs, len); in ubifs_leb_read()
105 int ubifs_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs, in ubifs_leb_write() argument
114 err = ubi_leb_write(c->ubi, lnum, buf, offs, len); in ubifs_leb_write()
116 err = dbg_leb_write(c, lnum, buf, offs, len); in ubifs_leb_write()
126 int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len) in ubifs_leb_change() argument
134 err = ubi_leb_change(c->ubi, lnum, buf, len); in ubifs_leb_change()
136 err = dbg_leb_change(c, lnum, buf, len); in ubifs_leb_change()
225 int ubifs_check_node(const struct ubifs_info *c, const void *buf, int lnum, in ubifs_check_node() argument
230 const struct ubifs_ch *ch = buf; in ubifs_check_node()
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| D | recovery.c | 50 static int is_empty(void *buf, int len) in is_empty() argument
52 uint8_t *p = buf; in is_empty()
69 static int first_non_ff(void *buf, int len) in first_non_ff() argument
71 uint8_t *p = buf; in first_non_ff()
102 void *sbuf, *buf; in get_master_node() local
114 buf = sbuf; in get_master_node()
117 struct ubifs_ch *ch = buf; in get_master_node()
122 buf += sz; in get_master_node()
130 buf -= sz; in get_master_node()
132 ret = ubifs_scan_a_node(c, buf, len, lnum, offs, 1); in get_master_node()
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| /fs/romfs/ |
| D | storage.c | 24 void *buf, size_t buflen) in romfs_mtd_read() argument
29 ret = ROMFS_MTD_READ(sb, pos, buflen, &rlen, buf); in romfs_mtd_read()
41 u_char buf[16], *p; in romfs_mtd_strnlen() local
48 ret = ROMFS_MTD_READ(sb, pos, segment, &len, buf); in romfs_mtd_strnlen()
51 p = memchr(buf, 0, len); in romfs_mtd_strnlen()
53 return n + (p - buf); in romfs_mtd_strnlen()
69 u_char buf[17]; in romfs_mtd_strcmp() local
75 buf[0] = 0xff; in romfs_mtd_strcmp()
79 ret = ROMFS_MTD_READ(sb, pos, segment, &len, buf); in romfs_mtd_strcmp()
83 if (memcmp(buf, str, len) != 0) in romfs_mtd_strcmp()
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| /fs/f2fs/ |
| D | hash.c | 26 static void TEA_transform(unsigned int buf[4], unsigned int const in[]) in TEA_transform()
29 __u32 b0 = buf[0], b1 = buf[1]; in TEA_transform()
39 buf[0] += b0; in TEA_transform()
40 buf[1] += b1; in TEA_transform()
44 unsigned int *buf, int num) in str2hashbuf() argument
60 *buf++ = val; in str2hashbuf()
66 *buf++ = val; in str2hashbuf()
68 *buf++ = pad; in str2hashbuf()
77 __u32 in[8], buf[4]; in __f2fs_dentry_hash() local
89 buf[0] = 0x67452301; in __f2fs_dentry_hash()
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| D | sysfs.c | 66 struct f2fs_sb_info *sbi, char *buf) in dirty_segments_show() argument
68 return snprintf(buf, PAGE_SIZE, "%llu\n", in dirty_segments_show()
73 struct f2fs_sb_info *sbi, char *buf) in unusable_show() argument
81 return snprintf(buf, PAGE_SIZE, "%llu\n", in unusable_show()
86 struct f2fs_sb_info *sbi, char *buf) in encoding_show() argument
90 return snprintf(buf, PAGE_SIZE, "%s (%d.%d.%d)\n", in encoding_show()
96 return snprintf(buf, PAGE_SIZE, "(none)"); in encoding_show()
100 struct f2fs_sb_info *sbi, char *buf) in lifetime_write_kbytes_show() argument
105 return snprintf(buf, PAGE_SIZE, "0\n"); in lifetime_write_kbytes_show()
107 return snprintf(buf, PAGE_SIZE, "%llu\n", in lifetime_write_kbytes_show()
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| /fs/cifs/ |
| D | smb2file.c | 39 __u32 *oplock, FILE_ALL_INFO *buf) in smb2_open_file() argument
90 if (buf) { in smb2_open_file()
106 move_smb2_info_to_cifs(buf, smb2_data); in smb2_open_file()
122 struct smb2_lock_element *buf, *cur; in smb2_unlock_range() local
142 buf = kcalloc(max_num, sizeof(struct smb2_lock_element), GFP_KERNEL); in smb2_unlock_range()
143 if (!buf) in smb2_unlock_range()
146 cur = buf; in smb2_unlock_range()
178 current->tgid, num, buf); in smb2_unlock_range()
194 cur = buf; in smb2_unlock_range()
202 num, buf); in smb2_unlock_range()
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| /fs/pstore/ |
| D | platform.c | 291 char *buf; in allocate_buf_for_compression() local
313 buf = kmalloc(size, GFP_KERNEL); in allocate_buf_for_compression()
314 if (!buf) { in allocate_buf_for_compression()
322 kfree(buf); in allocate_buf_for_compression()
331 big_oops_buf = buf; in allocate_buf_for_compression()
363 memcpy(psinfo->buf, big_oops_buf, hsize); in copy_kmsg_to_buffer()
364 memcpy(psinfo->buf + hsize, big_oops_buf + diff, in copy_kmsg_to_buffer()
368 memcpy(psinfo->buf, big_oops_buf, total_len); in copy_kmsg_to_buffer()
425 record.buf = psinfo->buf; in pstore_dump()
431 dst = psinfo->buf; in pstore_dump()
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