#include <linux/types.h>
#include <linux/slab.h>
#include <linux/highmem.h>
+#include <linux/quotaops.h>
#define MLOG_MASK_PREFIX ML_NAMEI
#include <cluster/masklog.h>
#include "sysfile.h"
#include "uptodate.h"
#include "xattr.h"
+#include "acl.h"
#include "buffer_head_io.h"
static int ocfs2_mknod_locked(struct ocfs2_super *osb,
struct inode *dir,
- struct dentry *dentry, int mode,
+ struct inode *inode,
+ struct dentry *dentry,
dev_t dev,
struct buffer_head **new_fe_bh,
struct buffer_head *parent_fe_bh,
handle_t *handle,
- struct inode **ret_inode,
struct ocfs2_alloc_context *inode_ac);
static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
return ret;
}
+static struct inode *ocfs2_get_init_inode(struct inode *dir, int mode)
+{
+ struct inode *inode;
+
+ inode = new_inode(dir->i_sb);
+ if (!inode) {
+ mlog(ML_ERROR, "new_inode failed!\n");
+ return NULL;
+ }
+
+ /* populate as many fields early on as possible - many of
+ * these are used by the support functions here and in
+ * callers. */
+ if (S_ISDIR(mode))
+ inode->i_nlink = 2;
+ else
+ inode->i_nlink = 1;
+ inode->i_uid = current_fsuid();
+ if (dir->i_mode & S_ISGID) {
+ inode->i_gid = dir->i_gid;
+ if (S_ISDIR(mode))
+ mode |= S_ISGID;
+ } else
+ inode->i_gid = current_fsgid();
+ inode->i_mode = mode;
+ vfs_dq_init(inode);
+ return inode;
+}
+
static int ocfs2_mknod(struct inode *dir,
struct dentry *dentry,
int mode,
struct inode *inode = NULL;
struct ocfs2_alloc_context *inode_ac = NULL;
struct ocfs2_alloc_context *data_ac = NULL;
+ struct ocfs2_alloc_context *xattr_ac = NULL;
+ int want_clusters = 0;
+ int xattr_credits = 0;
+ struct ocfs2_security_xattr_info si = {
+ .enable = 1,
+ };
+ int did_quota_inode = 0;
mlog_entry("(0x%p, 0x%p, %d, %lu, '%.*s')\n", dir, dentry, mode,
(unsigned long)dev, dentry->d_name.len,
goto leave;
}
- /* Reserve a cluster if creating an extent based directory. */
- if (S_ISDIR(mode) && !ocfs2_supports_inline_data(osb)) {
- status = ocfs2_reserve_clusters(osb, 1, &data_ac);
- if (status < 0) {
- if (status != -ENOSPC)
- mlog_errno(status);
+ inode = ocfs2_get_init_inode(dir, mode);
+ if (!inode) {
+ status = -ENOMEM;
+ mlog_errno(status);
+ goto leave;
+ }
+
+ /* get security xattr */
+ status = ocfs2_init_security_get(inode, dir, &si);
+ if (status) {
+ if (status == -EOPNOTSUPP)
+ si.enable = 0;
+ else {
+ mlog_errno(status);
goto leave;
}
}
- handle = ocfs2_start_trans(osb, OCFS2_MKNOD_CREDITS);
+ /* calculate meta data/clusters for setting security and acl xattr */
+ status = ocfs2_calc_xattr_init(dir, parent_fe_bh, mode,
+ &si, &want_clusters,
+ &xattr_credits, &xattr_ac);
+ if (status < 0) {
+ mlog_errno(status);
+ goto leave;
+ }
+
+ /* Reserve a cluster if creating an extent based directory. */
+ if (S_ISDIR(mode) && !ocfs2_supports_inline_data(osb))
+ want_clusters += 1;
+
+ status = ocfs2_reserve_clusters(osb, want_clusters, &data_ac);
+ if (status < 0) {
+ if (status != -ENOSPC)
+ mlog_errno(status);
+ goto leave;
+ }
+
+ handle = ocfs2_start_trans(osb, ocfs2_mknod_credits(osb->sb) +
+ xattr_credits);
if (IS_ERR(handle)) {
status = PTR_ERR(handle);
handle = NULL;
goto leave;
}
+ /* We don't use standard VFS wrapper because we don't want vfs_dq_init
+ * to be called. */
+ if (sb_any_quota_active(osb->sb) &&
+ osb->sb->dq_op->alloc_inode(inode, 1) == NO_QUOTA) {
+ status = -EDQUOT;
+ goto leave;
+ }
+ did_quota_inode = 1;
+
/* do the real work now. */
- status = ocfs2_mknod_locked(osb, dir, dentry, mode, dev,
+ status = ocfs2_mknod_locked(osb, dir, inode, dentry, dev,
&new_fe_bh, parent_fe_bh, handle,
- &inode, inode_ac);
+ inode_ac);
if (status < 0) {
mlog_errno(status);
goto leave;
goto leave;
}
- status = ocfs2_journal_access(handle, dir, parent_fe_bh,
- OCFS2_JOURNAL_ACCESS_WRITE);
+ status = ocfs2_journal_access_di(handle, dir, parent_fe_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
if (status < 0) {
mlog_errno(status);
goto leave;
inc_nlink(dir);
}
+ status = ocfs2_init_acl(handle, inode, dir, new_fe_bh, parent_fe_bh,
+ xattr_ac, data_ac);
+ if (status < 0) {
+ mlog_errno(status);
+ goto leave;
+ }
+
+ if (si.enable) {
+ status = ocfs2_init_security_set(handle, inode, new_fe_bh, &si,
+ xattr_ac, data_ac);
+ if (status < 0) {
+ mlog_errno(status);
+ goto leave;
+ }
+ }
+
status = ocfs2_add_entry(handle, dentry, inode,
OCFS2_I(inode)->ip_blkno, parent_fe_bh,
de_bh);
d_instantiate(dentry, inode);
status = 0;
leave:
+ if (status < 0 && did_quota_inode)
+ vfs_dq_free_inode(inode);
if (handle)
ocfs2_commit_trans(osb, handle);
brelse(new_fe_bh);
brelse(de_bh);
brelse(parent_fe_bh);
+ kfree(si.name);
+ kfree(si.value);
- if ((status < 0) && inode)
+ if ((status < 0) && inode) {
+ clear_nlink(inode);
iput(inode);
+ }
if (inode_ac)
ocfs2_free_alloc_context(inode_ac);
if (data_ac)
ocfs2_free_alloc_context(data_ac);
+ if (xattr_ac)
+ ocfs2_free_alloc_context(xattr_ac);
+
mlog_exit(status);
return status;
static int ocfs2_mknod_locked(struct ocfs2_super *osb,
struct inode *dir,
- struct dentry *dentry, int mode,
+ struct inode *inode,
+ struct dentry *dentry,
dev_t dev,
struct buffer_head **new_fe_bh,
struct buffer_head *parent_fe_bh,
handle_t *handle,
- struct inode **ret_inode,
struct ocfs2_alloc_context *inode_ac)
{
int status = 0;
struct ocfs2_extent_list *fel;
u64 fe_blkno = 0;
u16 suballoc_bit;
- struct inode *inode = NULL;
- mlog_entry("(0x%p, 0x%p, %d, %lu, '%.*s')\n", dir, dentry, mode,
- (unsigned long)dev, dentry->d_name.len,
+ mlog_entry("(0x%p, 0x%p, %d, %lu, '%.*s')\n", dir, dentry,
+ inode->i_mode, (unsigned long)dev, dentry->d_name.len,
dentry->d_name.name);
*new_fe_bh = NULL;
- *ret_inode = NULL;
status = ocfs2_claim_new_inode(osb, handle, inode_ac, &suballoc_bit,
&fe_blkno);
goto leave;
}
- inode = new_inode(dir->i_sb);
- if (IS_ERR(inode)) {
- status = PTR_ERR(inode);
- mlog(ML_ERROR, "new_inode failed!\n");
- goto leave;
- }
-
/* populate as many fields early on as possible - many of
* these are used by the support functions here and in
* callers. */
inode->i_ino = ino_from_blkno(osb->sb, fe_blkno);
OCFS2_I(inode)->ip_blkno = fe_blkno;
- if (S_ISDIR(mode))
- inode->i_nlink = 2;
- else
- inode->i_nlink = 1;
- inode->i_mode = mode;
spin_lock(&osb->osb_lock);
inode->i_generation = osb->s_next_generation++;
spin_unlock(&osb->osb_lock);
}
ocfs2_set_new_buffer_uptodate(inode, *new_fe_bh);
- status = ocfs2_journal_access(handle, inode, *new_fe_bh,
- OCFS2_JOURNAL_ACCESS_CREATE);
+ status = ocfs2_journal_access_di(handle, inode, *new_fe_bh,
+ OCFS2_JOURNAL_ACCESS_CREATE);
if (status < 0) {
mlog_errno(status);
goto leave;
fe->i_blkno = cpu_to_le64(fe_blkno);
fe->i_suballoc_bit = cpu_to_le16(suballoc_bit);
fe->i_suballoc_slot = cpu_to_le16(inode_ac->ac_alloc_slot);
- fe->i_uid = cpu_to_le32(current->fsuid);
- if (dir->i_mode & S_ISGID) {
- fe->i_gid = cpu_to_le32(dir->i_gid);
- if (S_ISDIR(mode))
- mode |= S_ISGID;
- } else
- fe->i_gid = cpu_to_le32(current->fsgid);
- fe->i_mode = cpu_to_le16(mode);
- if (S_ISCHR(mode) || S_ISBLK(mode))
+ fe->i_uid = cpu_to_le32(inode->i_uid);
+ fe->i_gid = cpu_to_le32(inode->i_gid);
+ fe->i_mode = cpu_to_le16(inode->i_mode);
+ if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode))
fe->id1.dev1.i_rdev = cpu_to_le64(huge_encode_dev(dev));
-
fe->i_links_count = cpu_to_le16(inode->i_nlink);
fe->i_last_eb_blk = 0;
/*
* If supported, directories start with inline data.
*/
- if (S_ISDIR(mode) && ocfs2_supports_inline_data(osb)) {
+ if (S_ISDIR(inode->i_mode) && ocfs2_supports_inline_data(osb)) {
u16 feat = le16_to_cpu(fe->i_dyn_features);
fe->i_dyn_features = cpu_to_le16(feat | OCFS2_INLINE_DATA_FL);
goto leave;
}
- if (ocfs2_populate_inode(inode, fe, 1) < 0) {
- mlog(ML_ERROR, "populate inode failed! bh->b_blocknr=%llu, "
- "i_blkno=%llu, i_ino=%lu\n",
- (unsigned long long)(*new_fe_bh)->b_blocknr,
- (unsigned long long)le64_to_cpu(fe->i_blkno),
- inode->i_ino);
- BUG();
- }
-
+ ocfs2_populate_inode(inode, fe, 1);
ocfs2_inode_set_new(osb, inode);
if (!ocfs2_mount_local(osb)) {
status = ocfs2_create_new_inode_locks(inode);
status = 0; /* error in ocfs2_create_new_inode_locks is not
* critical */
- *ret_inode = inode;
leave:
if (status < 0) {
if (*new_fe_bh) {
brelse(*new_fe_bh);
*new_fe_bh = NULL;
}
- if (inode)
- iput(inode);
}
mlog_exit(status);
goto out_unlock_inode;
}
- handle = ocfs2_start_trans(osb, OCFS2_LINK_CREDITS);
+ handle = ocfs2_start_trans(osb, ocfs2_link_credits(osb->sb));
if (IS_ERR(handle)) {
err = PTR_ERR(handle);
handle = NULL;
goto out_unlock_inode;
}
- err = ocfs2_journal_access(handle, inode, fe_bh,
- OCFS2_JOURNAL_ACCESS_WRITE);
+ err = ocfs2_journal_access_di(handle, inode, fe_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
if (err < 0) {
mlog_errno(err);
goto out_commit;
}
}
- handle = ocfs2_start_trans(osb, OCFS2_UNLINK_CREDITS);
+ handle = ocfs2_start_trans(osb, ocfs2_unlink_credits(osb->sb));
if (IS_ERR(handle)) {
status = PTR_ERR(handle);
handle = NULL;
goto leave;
}
- status = ocfs2_journal_access(handle, inode, fe_bh,
- OCFS2_JOURNAL_ACCESS_WRITE);
+ status = ocfs2_journal_access_di(handle, inode, fe_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
if (status < 0) {
mlog_errno(status);
goto leave;
}
}
- handle = ocfs2_start_trans(osb, OCFS2_RENAME_CREDITS);
+ handle = ocfs2_start_trans(osb, ocfs2_rename_credits(osb->sb));
if (IS_ERR(handle)) {
status = PTR_ERR(handle);
handle = NULL;
goto bail;
}
}
- status = ocfs2_journal_access(handle, new_inode, newfe_bh,
- OCFS2_JOURNAL_ACCESS_WRITE);
+ status = ocfs2_journal_access_di(handle, new_inode, newfe_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
if (status < 0) {
mlog_errno(status);
goto bail;
old_inode->i_ctime = CURRENT_TIME;
mark_inode_dirty(old_inode);
- status = ocfs2_journal_access(handle, old_inode, old_inode_bh,
- OCFS2_JOURNAL_ACCESS_WRITE);
+ status = ocfs2_journal_access_di(handle, old_inode, old_inode_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
if (status >= 0) {
old_di = (struct ocfs2_dinode *) old_inode_bh->b_data;
(int)old_dir_nlink, old_dir->i_nlink);
} else {
struct ocfs2_dinode *fe;
- status = ocfs2_journal_access(handle, old_dir,
- old_dir_bh,
- OCFS2_JOURNAL_ACCESS_WRITE);
+ status = ocfs2_journal_access_di(handle, old_dir,
+ old_dir_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
fe = (struct ocfs2_dinode *) old_dir_bh->b_data;
fe->i_links_count = cpu_to_le16(old_dir->i_nlink);
status = ocfs2_journal_dirty(handle, old_dir_bh);
handle_t *handle = NULL;
struct ocfs2_alloc_context *inode_ac = NULL;
struct ocfs2_alloc_context *data_ac = NULL;
+ struct ocfs2_alloc_context *xattr_ac = NULL;
+ int want_clusters = 0;
+ int xattr_credits = 0;
+ struct ocfs2_security_xattr_info si = {
+ .enable = 1,
+ };
+ int did_quota = 0, did_quota_inode = 0;
mlog_entry("(0x%p, 0x%p, symname='%s' actual='%.*s')\n", dir,
dentry, symname, dentry->d_name.len, dentry->d_name.name);
goto bail;
}
- /* don't reserve bitmap space for fast symlinks. */
- if (l > ocfs2_fast_symlink_chars(sb)) {
- status = ocfs2_reserve_clusters(osb, 1, &data_ac);
+ inode = ocfs2_get_init_inode(dir, S_IFLNK | S_IRWXUGO);
+ if (!inode) {
+ status = -ENOMEM;
+ mlog_errno(status);
+ goto bail;
+ }
+
+ /* get security xattr */
+ status = ocfs2_init_security_get(inode, dir, &si);
+ if (status) {
+ if (status == -EOPNOTSUPP)
+ si.enable = 0;
+ else {
+ mlog_errno(status);
+ goto bail;
+ }
+ }
+
+ /* calculate meta data/clusters for setting security xattr */
+ if (si.enable) {
+ status = ocfs2_calc_security_init(dir, &si, &want_clusters,
+ &xattr_credits, &xattr_ac);
if (status < 0) {
- if (status != -ENOSPC)
- mlog_errno(status);
+ mlog_errno(status);
goto bail;
}
}
- handle = ocfs2_start_trans(osb, credits);
+ /* don't reserve bitmap space for fast symlinks. */
+ if (l > ocfs2_fast_symlink_chars(sb))
+ want_clusters += 1;
+
+ status = ocfs2_reserve_clusters(osb, want_clusters, &data_ac);
+ if (status < 0) {
+ if (status != -ENOSPC)
+ mlog_errno(status);
+ goto bail;
+ }
+
+ handle = ocfs2_start_trans(osb, credits + xattr_credits);
if (IS_ERR(handle)) {
status = PTR_ERR(handle);
handle = NULL;
goto bail;
}
- status = ocfs2_mknod_locked(osb, dir, dentry,
- S_IFLNK | S_IRWXUGO, 0,
- &new_fe_bh, parent_fe_bh, handle,
- &inode, inode_ac);
+ /* We don't use standard VFS wrapper because we don't want vfs_dq_init
+ * to be called. */
+ if (sb_any_quota_active(osb->sb) &&
+ osb->sb->dq_op->alloc_inode(inode, 1) == NO_QUOTA) {
+ status = -EDQUOT;
+ goto bail;
+ }
+ did_quota_inode = 1;
+
+ status = ocfs2_mknod_locked(osb, dir, inode, dentry,
+ 0, &new_fe_bh, parent_fe_bh, handle,
+ inode_ac);
if (status < 0) {
mlog_errno(status);
goto bail;
u32 offset = 0;
inode->i_op = &ocfs2_symlink_inode_operations;
+ if (vfs_dq_alloc_space_nodirty(inode,
+ ocfs2_clusters_to_bytes(osb->sb, 1))) {
+ status = -EDQUOT;
+ goto bail;
+ }
+ did_quota = 1;
status = ocfs2_add_inode_data(osb, inode, &offset, 1, 0,
new_fe_bh,
handle, data_ac, NULL,
}
}
+ if (si.enable) {
+ status = ocfs2_init_security_set(handle, inode, new_fe_bh, &si,
+ xattr_ac, data_ac);
+ if (status < 0) {
+ mlog_errno(status);
+ goto bail;
+ }
+ }
+
status = ocfs2_add_entry(handle, dentry, inode,
le64_to_cpu(fe->i_blkno), parent_fe_bh,
de_bh);
dentry->d_op = &ocfs2_dentry_ops;
d_instantiate(dentry, inode);
bail:
+ if (status < 0 && did_quota)
+ vfs_dq_free_space_nodirty(inode,
+ ocfs2_clusters_to_bytes(osb->sb, 1));
+ if (status < 0 && did_quota_inode)
+ vfs_dq_free_inode(inode);
if (handle)
ocfs2_commit_trans(osb, handle);
brelse(new_fe_bh);
brelse(parent_fe_bh);
brelse(de_bh);
+ kfree(si.name);
+ kfree(si.value);
if (inode_ac)
ocfs2_free_alloc_context(inode_ac);
if (data_ac)
ocfs2_free_alloc_context(data_ac);
- if ((status < 0) && inode)
+ if (xattr_ac)
+ ocfs2_free_alloc_context(xattr_ac);
+ if ((status < 0) && inode) {
+ clear_nlink(inode);
iput(inode);
+ }
mlog_exit(status);
mlog_entry("(inode->i_ino = %lu)\n", inode->i_ino);
- status = ocfs2_read_block(orphan_dir_inode,
- OCFS2_I(orphan_dir_inode)->ip_blkno,
- &orphan_dir_bh, OCFS2_BH_CACHED);
+ status = ocfs2_read_inode_block(orphan_dir_inode, &orphan_dir_bh);
if (status < 0) {
mlog_errno(status);
goto leave;
}
- status = ocfs2_journal_access(handle, orphan_dir_inode, orphan_dir_bh,
- OCFS2_JOURNAL_ACCESS_WRITE);
+ status = ocfs2_journal_access_di(handle, orphan_dir_inode, orphan_dir_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
if (status < 0) {
mlog_errno(status);
goto leave;
goto leave;
}
- status = ocfs2_journal_access(handle,orphan_dir_inode, orphan_dir_bh,
- OCFS2_JOURNAL_ACCESS_WRITE);
+ status = ocfs2_journal_access_di(handle,orphan_dir_inode, orphan_dir_bh,
+ OCFS2_JOURNAL_ACCESS_WRITE);
if (status < 0) {
mlog_errno(status);
goto leave;
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff