| /fs/ |
| D | statfs.c | 49 static int statfs_by_dentry(struct dentry *dentry, struct kstatfs *buf) in statfs_by_dentry() argument
56 memset(buf, 0, sizeof(*buf)); in statfs_by_dentry()
60 retval = dentry->d_sb->s_op->statfs(dentry, buf); in statfs_by_dentry()
61 if (retval == 0 && buf->f_frsize == 0) in statfs_by_dentry()
62 buf->f_frsize = buf->f_bsize; in statfs_by_dentry()
66 int vfs_statfs(struct path *path, struct kstatfs *buf) in vfs_statfs() argument
70 error = statfs_by_dentry(path->dentry, buf); in vfs_statfs()
72 buf->f_flags = calculate_f_flags(path->mnt); in vfs_statfs()
108 struct statfs buf; in do_statfs_native() local
110 if (sizeof(buf) == sizeof(*st)) in do_statfs_native()
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| D | readdir.c | 80 struct readdir_callback *buf = (struct readdir_callback *) __buf; in fillonedir() local
84 if (buf->result) in fillonedir()
88 buf->result = -EOVERFLOW; in fillonedir()
91 buf->result++; in fillonedir()
92 dirent = buf->dirent; in fillonedir()
105 buf->result = -EFAULT; in fillonedir()
114 struct readdir_callback buf = { in SYSCALL_DEFINE3() local
122 error = iterate_dir(f.file, &buf.ctx); in SYSCALL_DEFINE3()
123 if (buf.result) in SYSCALL_DEFINE3()
124 error = buf.result; in SYSCALL_DEFINE3()
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| D | seq_file.c | 37 void *buf; in seq_buf_alloc() local
39 buf = kmalloc(size, GFP_KERNEL | __GFP_NOWARN); in seq_buf_alloc()
40 if (!buf && size > PAGE_SIZE) in seq_buf_alloc()
41 buf = vmalloc(size); in seq_buf_alloc()
42 return buf; in seq_buf_alloc()
110 if (!m->buf) { in traverse()
111 m->buf = seq_buf_alloc(m->size = PAGE_SIZE); in traverse()
112 if (!m->buf) in traverse()
150 kvfree(m->buf); in traverse()
152 m->buf = seq_buf_alloc(m->size <<= 1); in traverse()
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| D | pipe.c | 126 struct pipe_buffer *buf) in anon_pipe_buf_release() argument
128 struct page *page = buf->page; in anon_pipe_buf_release()
154 struct pipe_buffer *buf) in generic_pipe_buf_steal() argument
156 struct page *page = buf->page; in generic_pipe_buf_steal()
182 void generic_pipe_buf_get(struct pipe_inode_info *pipe, struct pipe_buffer *buf) in generic_pipe_buf_get() argument
184 page_cache_get(buf->page); in generic_pipe_buf_get()
198 struct pipe_buffer *buf) in generic_pipe_buf_confirm() argument
213 struct pipe_buffer *buf) in generic_pipe_buf_release() argument
215 page_cache_release(buf->page); in generic_pipe_buf_release()
255 struct pipe_buffer *buf = pipe->bufs + curbuf; in pipe_read() local
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| D | splice.c | 45 struct pipe_buffer *buf) in page_cache_pipe_buf_steal() argument
47 struct page *page = buf->page; in page_cache_pipe_buf_steal()
75 buf->flags |= PIPE_BUF_FLAG_LRU; in page_cache_pipe_buf_steal()
90 struct pipe_buffer *buf) in page_cache_pipe_buf_release() argument
92 page_cache_release(buf->page); in page_cache_pipe_buf_release()
93 buf->flags &= ~PIPE_BUF_FLAG_LRU; in page_cache_pipe_buf_release()
101 struct pipe_buffer *buf) in page_cache_pipe_buf_confirm() argument
103 struct page *page = buf->page; in page_cache_pipe_buf_confirm()
147 struct pipe_buffer *buf) in user_page_pipe_buf_steal() argument
149 if (!(buf->flags & PIPE_BUF_FLAG_GIFT)) in user_page_pipe_buf_steal()
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| /fs/ocfs2/dlm/ |
| D | dlmdebug.c | 47 static int stringify_lockname(const char *lockname, int locklen, char *buf,
100 char buf[DLM_LOCKID_NAME_MAX]; in __dlm_print_one_lock_resource() local
105 buf, sizeof(buf)); in __dlm_print_one_lock_resource()
107 buf, res->owner, res->state); in __dlm_print_one_lock_resource()
251 static int stringify_lockname(const char *lockname, int locklen, char *buf, in stringify_lockname() argument
262 out += snprintf(buf + out, len - out, "%.*s%08x", in stringify_lockname()
266 out += snprintf(buf + out, len - out, "%.*s", in stringify_lockname()
272 char *buf, int len) in stringify_nodemap() argument
278 out += snprintf(buf + out, len - out, "%d ", i); in stringify_nodemap()
283 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 | 31 #define NILFS_SHOW_TIME(time_t_val, buf) ({ \ argument
37 count = scnprintf(buf, PAGE_SIZE, \
46 struct attribute *attr, char *buf) \
54 return a->show ? a->show(a, nilfs, buf) : 0; \
58 const char *buf, size_t len) \
66 return a->store ? a->store(a, nilfs, buf, len) : 0; \
120 struct nilfs_root *root, char *buf) in nilfs_snapshot_inodes_count_show() argument
122 return snprintf(buf, PAGE_SIZE, "%llu\n", in nilfs_snapshot_inodes_count_show()
128 struct nilfs_root *root, char *buf) in nilfs_snapshot_blocks_count_show() argument
130 return snprintf(buf, PAGE_SIZE, "%llu\n", in nilfs_snapshot_blocks_count_show()
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| /fs/nfsd/ |
| D | nfsctl.c | 59 static ssize_t write_filehandle(struct file *file, char *buf, size_t size);
60 static ssize_t write_unlock_ip(struct file *file, char *buf, size_t size);
61 static ssize_t write_unlock_fs(struct file *file, char *buf, size_t size);
62 static ssize_t write_threads(struct file *file, char *buf, size_t size);
63 static ssize_t write_pool_threads(struct file *file, char *buf, size_t size);
64 static ssize_t write_versions(struct file *file, char *buf, size_t size);
65 static ssize_t write_ports(struct file *file, char *buf, size_t size);
66 static ssize_t write_maxblksize(struct file *file, char *buf, size_t size);
67 static ssize_t write_maxconn(struct file *file, char *buf, size_t size);
69 static ssize_t write_leasetime(struct file *file, char *buf, size_t size);
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| /fs/squashfs/ |
| D | xz_wrapper.c | 39 struct xz_buf buf; member
139 void *buf = NULL; in squashfs_xz_uncompress() local
142 stream->buf.in_pos = 0; in squashfs_xz_uncompress()
143 stream->buf.in_size = 0; in squashfs_xz_uncompress()
144 stream->buf.out_pos = 0; in squashfs_xz_uncompress()
145 stream->buf.out_size = PAGE_SIZE; in squashfs_xz_uncompress()
146 stream->buf.out = squashfs_first_page(output); in squashfs_xz_uncompress()
149 if (stream->buf.in_pos == stream->buf.in_size && k < b) { in squashfs_xz_uncompress()
152 stream->buf.in = bh[k]->b_data + offset; in squashfs_xz_uncompress()
153 stream->buf.in_size = avail; in squashfs_xz_uncompress()
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| /fs/quota/ |
| D | quota_tree.c | 45 char *buf = kmalloc(size, GFP_NOFS); in getdqbuf() local
46 if (!buf) in getdqbuf()
49 return buf; in getdqbuf()
52 static ssize_t read_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf) in read_blk() argument
56 memset(buf, 0, info->dqi_usable_bs); in read_blk()
57 return sb->s_op->quota_read(sb, info->dqi_type, buf, in read_blk()
61 static ssize_t write_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf) in write_blk() argument
66 ret = sb->s_op->quota_write(sb, info->dqi_type, buf, in write_blk()
79 char *buf = getdqbuf(info->dqi_usable_bs); in get_free_dqblk() local
80 struct qt_disk_dqdbheader *dh = (struct qt_disk_dqdbheader *)buf; in get_free_dqblk()
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| /fs/ext3/ |
| D | hash.c | 17 static void TEA_transform(__u32 buf[4], __u32 const in[]) in TEA_transform()
20 __u32 b0 = buf[0], b1 = buf[1]; in TEA_transform()
30 buf[0] += b0; in TEA_transform()
31 buf[1] += b1; in TEA_transform()
68 static void str2hashbuf_signed(const char *msg, int len, __u32 *buf, int num) in str2hashbuf_signed() argument
85 *buf++ = val; in str2hashbuf_signed()
91 *buf++ = val; in str2hashbuf_signed()
93 *buf++ = pad; in str2hashbuf_signed()
96 static void str2hashbuf_unsigned(const char *msg, int len, __u32 *buf, int num) in str2hashbuf_unsigned() argument
113 *buf++ = val; in str2hashbuf_unsigned()
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| /fs/ext4/ |
| D | hash.c | 19 static void TEA_transform(__u32 buf[4], __u32 const in[]) in TEA_transform()
22 __u32 b0 = buf[0], b1 = buf[1]; in TEA_transform()
32 buf[0] += b0; in TEA_transform()
33 buf[1] += b1; in TEA_transform()
70 static void str2hashbuf_signed(const char *msg, int len, __u32 *buf, int num) in str2hashbuf_signed() argument
87 *buf++ = val; in str2hashbuf_signed()
93 *buf++ = val; in str2hashbuf_signed()
95 *buf++ = pad; in str2hashbuf_signed()
98 static void str2hashbuf_unsigned(const char *msg, int len, __u32 *buf, int num) in str2hashbuf_unsigned() argument
115 *buf++ = val; in str2hashbuf_unsigned()
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| /fs/gfs2/ |
| D | sys.c | 39 char *buf) in gfs2_attr_show() argument
43 return a->show ? a->show(sdp, buf) : 0; in gfs2_attr_show()
47 const char *buf, size_t len) in gfs2_attr_store() argument
51 return a->store ? a->store(sdp, buf, len) : len; in gfs2_attr_store()
62 static ssize_t id_show(struct gfs2_sbd *sdp, char *buf) in id_show() argument
64 return snprintf(buf, PAGE_SIZE, "%u:%u\n", in id_show()
68 static ssize_t fsname_show(struct gfs2_sbd *sdp, char *buf) in fsname_show() argument
70 return snprintf(buf, PAGE_SIZE, "%s\n", sdp->sd_fsname); in fsname_show()
84 static ssize_t uuid_show(struct gfs2_sbd *sdp, char *buf) in uuid_show() argument
88 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/f2fs/ |
| D | hash.c | 28 static void TEA_transform(unsigned int buf[4], unsigned int const in[]) in TEA_transform()
31 __u32 b0 = buf[0], b1 = buf[1]; in TEA_transform()
41 buf[0] += b0; in TEA_transform()
42 buf[1] += b1; in TEA_transform()
46 unsigned int *buf, int num) in str2hashbuf() argument
62 *buf++ = val; in str2hashbuf()
68 *buf++ = val; in str2hashbuf()
70 *buf++ = pad; in str2hashbuf()
79 __u32 in[8], buf[4]; in f2fs_dentry_hash() local
91 buf[0] = 0x67452301; in f2fs_dentry_hash()
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| /fs/xfs/ |
| D | xfs_sysfs.c | 27 ssize_t (*show)(char *buf, void *data);
28 ssize_t (*store)(const char *buf, size_t count, void *data);
59 const char *buf, in log_recovery_delay_store() argument
66 ret = kstrtoint(buf, 0, &val); in log_recovery_delay_store()
80 char *buf, in log_recovery_delay_show() argument
83 return snprintf(buf, PAGE_SIZE, "%d\n", xfs_globals.log_recovery_delay); in log_recovery_delay_show()
96 char *buf) in xfs_dbg_show() argument
100 return xfs_attr->show ? xfs_attr->show(buf, NULL) : 0; in xfs_dbg_show()
107 const char *buf, in xfs_dbg_store() argument
112 return xfs_attr->store ? xfs_attr->store(buf, count, NULL) : 0; in xfs_dbg_store()
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| D | xfs_itable.c | 64 struct xfs_bstat *buf; /* return buffer */ in xfs_bulkstat_one_int() local
72 buf = kmem_alloc(sizeof(*buf), KM_SLEEP | KM_MAYFAIL); in xfs_bulkstat_one_int()
73 if (!buf) in xfs_bulkstat_one_int()
90 buf->bs_nlink = dic->di_nlink; in xfs_bulkstat_one_int()
91 buf->bs_projid_lo = dic->di_projid_lo; in xfs_bulkstat_one_int()
92 buf->bs_projid_hi = dic->di_projid_hi; in xfs_bulkstat_one_int()
93 buf->bs_ino = ino; in xfs_bulkstat_one_int()
94 buf->bs_mode = dic->di_mode; in xfs_bulkstat_one_int()
95 buf->bs_uid = dic->di_uid; in xfs_bulkstat_one_int()
96 buf->bs_gid = dic->di_gid; in xfs_bulkstat_one_int()
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| /fs/ubifs/ |
| D | scan.c | 40 static int scan_padding_bytes(void *buf, int len) in scan_padding_bytes() argument
43 uint8_t *p = buf; in scan_padding_bytes()
69 int ubifs_scan_a_node(const struct ubifs_info *c, void *buf, int len, int lnum, in ubifs_scan_a_node() argument
72 struct ubifs_ch *ch = buf; in ubifs_scan_a_node()
83 return scan_padding_bytes(buf, len); in ubifs_scan_a_node()
91 if (ubifs_check_node(c, buf, lnum, offs, quiet, 1)) in ubifs_scan_a_node()
95 struct ubifs_pad_node *pad = buf; in ubifs_scan_a_node()
151 sleb->buf = sbuf; in ubifs_start_scan()
195 void *buf, int offs) in ubifs_add_snod() argument
197 struct ubifs_ch *ch = buf; in ubifs_add_snod()
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| D | recovery.c | 62 static int is_empty(void *buf, int len) in is_empty() argument
64 uint8_t *p = buf; in is_empty()
81 static int first_non_ff(void *buf, int len) in first_non_ff() argument
83 uint8_t *p = buf; in first_non_ff()
114 void *sbuf, *buf; in get_master_node() local
126 buf = sbuf; in get_master_node()
129 struct ubifs_ch *ch = buf; in get_master_node()
134 buf += sz; in get_master_node()
142 buf -= sz; in get_master_node()
144 ret = ubifs_scan_a_node(c, buf, len, lnum, offs, 1); in get_master_node()
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| D | io.c | 99 int ubifs_leb_read(const struct ubifs_info *c, int lnum, void *buf, int offs, in ubifs_leb_read() argument
104 err = ubi_read(c->ubi, lnum, buf, offs, len); in ubifs_leb_read()
117 int ubifs_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs, in ubifs_leb_write() argument
126 err = ubi_leb_write(c->ubi, lnum, buf, offs, len); in ubifs_leb_write()
128 err = dbg_leb_write(c, lnum, buf, offs, len); in ubifs_leb_write()
138 int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len) in ubifs_leb_change() argument
146 err = ubi_leb_change(c->ubi, lnum, buf, len); in ubifs_leb_change()
148 err = dbg_leb_change(c, lnum, buf, len); in ubifs_leb_change()
237 int ubifs_check_node(const struct ubifs_info *c, const void *buf, int lnum, in ubifs_check_node() argument
242 const struct ubifs_ch *ch = buf; in ubifs_check_node()
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| /fs/romfs/ |
| D | storage.c | 28 void *buf, size_t buflen) in romfs_mtd_read() argument
33 ret = ROMFS_MTD_READ(sb, pos, buflen, &rlen, buf); in romfs_mtd_read()
45 u_char buf[16], *p; in romfs_mtd_strnlen() local
52 ret = ROMFS_MTD_READ(sb, pos, segment, &len, buf); in romfs_mtd_strnlen()
55 p = memchr(buf, 0, len); in romfs_mtd_strnlen()
57 return n + (p - buf); in romfs_mtd_strnlen()
73 u_char buf[17]; in romfs_mtd_strcmp() local
79 buf[0] = 0xff; in romfs_mtd_strcmp()
83 ret = ROMFS_MTD_READ(sb, pos, segment, &len, buf); in romfs_mtd_strcmp()
87 if (memcmp(buf, str, len) != 0) in romfs_mtd_strcmp()
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| /fs/dlm/ |
| D | config.c | 65 char *buf);
68 const char *buf, size_t len);
70 char *buf);
72 const char *buf, size_t len);
74 char *buf);
76 const char *buf, size_t len);
78 static ssize_t comm_nodeid_read(struct dlm_comm *cm, char *buf);
79 static ssize_t comm_nodeid_write(struct dlm_comm *cm, const char *buf,
81 static ssize_t comm_local_read(struct dlm_comm *cm, char *buf);
82 static ssize_t comm_local_write(struct dlm_comm *cm, const char *buf,
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| /fs/cifs/ |
| D | smb2file.c | 39 __u32 *oplock, FILE_ALL_INFO *buf) in smb2_open_file() argument
70 if (buf) { in smb2_open_file()
80 move_smb2_info_to_cifs(buf, smb2_data); in smb2_open_file()
96 struct smb2_lock_element *buf, *cur; in smb2_unlock_range() local
114 buf = kzalloc(max_num * sizeof(struct smb2_lock_element), GFP_KERNEL); in smb2_unlock_range()
115 if (!buf) in smb2_unlock_range()
118 cur = buf; in smb2_unlock_range()
150 current->tgid, num, buf); in smb2_unlock_range()
166 cur = buf; in smb2_unlock_range()
174 num, buf); in smb2_unlock_range()
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| /fs/ncpfs/ |
| D | ncpsign_kernel.c | 23 #define BVAL(buf,pos) (((const __u8 *)(buf))[pos]) argument
24 #define PVAL(buf,pos) ((unsigned)BVAL(buf,pos)) argument
25 #define BSET(buf,pos,val) (((__u8 *)(buf))[pos] = (val)) argument
28 WVAL_LH(const __u8 * buf, int pos) in WVAL_LH() argument
30 return PVAL(buf, pos) | PVAL(buf, pos + 1) << 8; in WVAL_LH()
33 DVAL_LH(const __u8 * buf, int pos) in DVAL_LH() argument
35 return WVAL_LH(buf, pos) | WVAL_LH(buf, pos + 2) << 16; in DVAL_LH()
38 WSET_LH(__u8 * buf, int pos, __u16 val) in WSET_LH() argument
40 BSET(buf, pos, val & 0xff); in WSET_LH()
41 BSET(buf, pos + 1, val >> 8); in WSET_LH()
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| /fs/btrfs/ |
| D | lzo.c | 34 void *buf; /* where decompressed data goes */ member
43 vfree(workspace->buf); in lzo_free_workspace()
58 workspace->buf = vmalloc(lzo1x_worst_compress(PAGE_CACHE_SIZE)); in lzo_alloc_workspace()
60 if (!workspace->mem || !workspace->buf || !workspace->cbuf) in lzo_alloc_workspace()
71 static inline void write_compress_length(char *buf, size_t len) in write_compress_length() argument
76 memcpy(buf, &dlen, LZO_LEN); in write_compress_length()
79 static inline size_t read_compress_length(char *buf) in read_compress_length() argument
83 memcpy(&dlen, buf, LZO_LEN); in read_compress_length()
108 char *buf; in lzo_compress_pages() local
160 buf = workspace->cbuf; in lzo_compress_pages()
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