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path: root/fs/xfs/xfs_vnodeops.c
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Diffstat (limited to 'fs/xfs/xfs_vnodeops.c')
-rw-r--r--fs/xfs/xfs_vnodeops.c121
1 files changed, 52 insertions, 69 deletions
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index bc0a4707189..ca38fb9a993 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -1764,7 +1764,7 @@ xfs_inactive(
int
xfs_lookup(
xfs_inode_t *dp,
- bhv_vname_t *dentry,
+ struct xfs_name *name,
xfs_inode_t **ipp)
{
xfs_inode_t *ip;
@@ -1778,7 +1778,7 @@ xfs_lookup(
return XFS_ERROR(EIO);
lock_mode = xfs_ilock_map_shared(dp);
- error = xfs_dir_lookup_int(dp, lock_mode, dentry, &e_inum, &ip);
+ error = xfs_dir_lookup_int(dp, lock_mode, name, &e_inum, &ip);
if (!error) {
*ipp = ip;
xfs_itrace_ref(ip);
@@ -1790,17 +1790,16 @@ xfs_lookup(
int
xfs_create(
xfs_inode_t *dp,
- bhv_vname_t *dentry,
+ struct xfs_name *name,
mode_t mode,
xfs_dev_t rdev,
xfs_inode_t **ipp,
cred_t *credp)
{
- char *name = VNAME(dentry);
- xfs_mount_t *mp = dp->i_mount;
+ xfs_mount_t *mp = dp->i_mount;
xfs_inode_t *ip;
xfs_trans_t *tp;
- int error;
+ int error;
xfs_bmap_free_t free_list;
xfs_fsblock_t first_block;
boolean_t unlock_dp_on_error = B_FALSE;
@@ -1810,17 +1809,14 @@ xfs_create(
xfs_prid_t prid;
struct xfs_dquot *udqp, *gdqp;
uint resblks;
- int namelen;
ASSERT(!*ipp);
xfs_itrace_entry(dp);
- namelen = VNAMELEN(dentry);
-
if (DM_EVENT_ENABLED(dp, DM_EVENT_CREATE)) {
error = XFS_SEND_NAMESP(mp, DM_EVENT_CREATE,
dp, DM_RIGHT_NULL, NULL,
- DM_RIGHT_NULL, name, NULL,
+ DM_RIGHT_NULL, name->name, NULL,
mode, 0, 0);
if (error)
@@ -1852,7 +1848,7 @@ xfs_create(
tp = xfs_trans_alloc(mp, XFS_TRANS_CREATE);
cancel_flags = XFS_TRANS_RELEASE_LOG_RES;
- resblks = XFS_CREATE_SPACE_RES(mp, namelen);
+ resblks = XFS_CREATE_SPACE_RES(mp, name->len);
/*
* Initially assume that the file does not exist and
* reserve the resources for that case. If that is not
@@ -1885,7 +1881,8 @@ xfs_create(
if (error)
goto error_return;
- if (resblks == 0 && (error = xfs_dir_canenter(tp, dp, name, namelen)))
+ error = xfs_dir_canenter(tp, dp, name, resblks);
+ if (error)
goto error_return;
error = xfs_dir_ialloc(&tp, dp, mode, 1,
rdev, credp, prid, resblks > 0,
@@ -1915,7 +1912,7 @@ xfs_create(
xfs_trans_ijoin(tp, dp, XFS_ILOCK_EXCL);
unlock_dp_on_error = B_FALSE;
- error = xfs_dir_createname(tp, dp, name, namelen, ip->i_ino,
+ error = xfs_dir_createname(tp, dp, name, ip->i_ino,
&first_block, &free_list, resblks ?
resblks - XFS_IALLOC_SPACE_RES(mp) : 0);
if (error) {
@@ -1976,7 +1973,7 @@ std_return:
(void) XFS_SEND_NAMESP(mp, DM_EVENT_POSTCREATE,
dp, DM_RIGHT_NULL,
*ipp ? ip : NULL,
- DM_RIGHT_NULL, name, NULL,
+ DM_RIGHT_NULL, name->name, NULL,
mode, error, 0);
}
return error;
@@ -2268,12 +2265,10 @@ int remove_which_error_return = 0;
int
xfs_remove(
xfs_inode_t *dp,
- bhv_vname_t *dentry)
+ struct xfs_name *name,
+ xfs_inode_t *ip)
{
- char *name = VNAME(dentry);
xfs_mount_t *mp = dp->i_mount;
- xfs_inode_t *ip = VNAME_TO_INODE(dentry);
- int namelen = VNAMELEN(dentry);
xfs_trans_t *tp = NULL;
int error = 0;
xfs_bmap_free_t free_list;
@@ -2289,9 +2284,9 @@ xfs_remove(
return XFS_ERROR(EIO);
if (DM_EVENT_ENABLED(dp, DM_EVENT_REMOVE)) {
- error = XFS_SEND_NAMESP(mp, DM_EVENT_REMOVE, dp,
- DM_RIGHT_NULL, NULL, DM_RIGHT_NULL,
- name, NULL, ip->i_d.di_mode, 0, 0);
+ error = XFS_SEND_NAMESP(mp, DM_EVENT_REMOVE, dp, DM_RIGHT_NULL,
+ NULL, DM_RIGHT_NULL, name->name, NULL,
+ ip->i_d.di_mode, 0, 0);
if (error)
return error;
}
@@ -2376,7 +2371,7 @@ xfs_remove(
* Entry must exist since we did a lookup in xfs_lock_dir_and_entry.
*/
XFS_BMAP_INIT(&free_list, &first_block);
- error = xfs_dir_removename(tp, dp, name, namelen, ip->i_ino,
+ error = xfs_dir_removename(tp, dp, name, ip->i_ino,
&first_block, &free_list, 0);
if (error) {
ASSERT(error != ENOENT);
@@ -2444,7 +2439,7 @@ xfs_remove(
(void) XFS_SEND_NAMESP(mp, DM_EVENT_POSTREMOVE,
dp, DM_RIGHT_NULL,
NULL, DM_RIGHT_NULL,
- name, NULL, ip->i_d.di_mode, error, 0);
+ name->name, NULL, ip->i_d.di_mode, error, 0);
}
return error;
@@ -2474,7 +2469,7 @@ int
xfs_link(
xfs_inode_t *tdp,
xfs_inode_t *sip,
- bhv_vname_t *dentry)
+ struct xfs_name *target_name)
{
xfs_mount_t *mp = tdp->i_mount;
xfs_trans_t *tp;
@@ -2485,13 +2480,10 @@ xfs_link(
int cancel_flags;
int committed;
int resblks;
- char *target_name = VNAME(dentry);
- int target_namelen;
xfs_itrace_entry(tdp);
xfs_itrace_entry(sip);
- target_namelen = VNAMELEN(dentry);
ASSERT(!S_ISDIR(sip->i_d.di_mode));
if (XFS_FORCED_SHUTDOWN(mp))
@@ -2501,7 +2493,7 @@ xfs_link(
error = XFS_SEND_NAMESP(mp, DM_EVENT_LINK,
tdp, DM_RIGHT_NULL,
sip, DM_RIGHT_NULL,
- target_name, NULL, 0, 0, 0);
+ target_name->name, NULL, 0, 0, 0);
if (error)
return error;
}
@@ -2516,7 +2508,7 @@ xfs_link(
tp = xfs_trans_alloc(mp, XFS_TRANS_LINK);
cancel_flags = XFS_TRANS_RELEASE_LOG_RES;
- resblks = XFS_LINK_SPACE_RES(mp, target_namelen);
+ resblks = XFS_LINK_SPACE_RES(mp, target_name->len);
error = xfs_trans_reserve(tp, resblks, XFS_LINK_LOG_RES(mp), 0,
XFS_TRANS_PERM_LOG_RES, XFS_LINK_LOG_COUNT);
if (error == ENOSPC) {
@@ -2568,15 +2560,14 @@ xfs_link(
goto error_return;
}
- if (resblks == 0 &&
- (error = xfs_dir_canenter(tp, tdp, target_name, target_namelen)))
+ error = xfs_dir_canenter(tp, tdp, target_name, resblks);
+ if (error)
goto error_return;
XFS_BMAP_INIT(&free_list, &first_block);
- error = xfs_dir_createname(tp, tdp, target_name, target_namelen,
- sip->i_ino, &first_block, &free_list,
- resblks);
+ error = xfs_dir_createname(tp, tdp, target_name, sip->i_ino,
+ &first_block, &free_list, resblks);
if (error)
goto abort_return;
xfs_ichgtime(tdp, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG);
@@ -2612,7 +2603,7 @@ std_return:
(void) XFS_SEND_NAMESP(mp, DM_EVENT_POSTLINK,
tdp, DM_RIGHT_NULL,
sip, DM_RIGHT_NULL,
- target_name, NULL, 0, error, 0);
+ target_name->name, NULL, 0, error, 0);
}
return error;
@@ -2629,13 +2620,11 @@ std_return:
int
xfs_mkdir(
xfs_inode_t *dp,
- bhv_vname_t *dentry,
+ struct xfs_name *dir_name,
mode_t mode,
xfs_inode_t **ipp,
cred_t *credp)
{
- char *dir_name = VNAME(dentry);
- int dir_namelen = VNAMELEN(dentry);
xfs_mount_t *mp = dp->i_mount;
xfs_inode_t *cdp; /* inode of created dir */
xfs_trans_t *tp;
@@ -2659,7 +2648,7 @@ xfs_mkdir(
if (DM_EVENT_ENABLED(dp, DM_EVENT_CREATE)) {
error = XFS_SEND_NAMESP(mp, DM_EVENT_CREATE,
dp, DM_RIGHT_NULL, NULL,
- DM_RIGHT_NULL, dir_name, NULL,
+ DM_RIGHT_NULL, dir_name->name, NULL,
mode, 0, 0);
if (error)
return error;
@@ -2688,7 +2677,7 @@ xfs_mkdir(
tp = xfs_trans_alloc(mp, XFS_TRANS_MKDIR);
cancel_flags = XFS_TRANS_RELEASE_LOG_RES;
- resblks = XFS_MKDIR_SPACE_RES(mp, dir_namelen);
+ resblks = XFS_MKDIR_SPACE_RES(mp, dir_name->len);
error = xfs_trans_reserve(tp, resblks, XFS_MKDIR_LOG_RES(mp), 0,
XFS_TRANS_PERM_LOG_RES, XFS_MKDIR_LOG_COUNT);
if (error == ENOSPC) {
@@ -2720,8 +2709,8 @@ xfs_mkdir(
if (error)
goto error_return;
- if (resblks == 0 &&
- (error = xfs_dir_canenter(tp, dp, dir_name, dir_namelen)))
+ error = xfs_dir_canenter(tp, dp, dir_name, resblks);
+ if (error)
goto error_return;
/*
* create the directory inode.
@@ -2750,9 +2739,9 @@ xfs_mkdir(
XFS_BMAP_INIT(&free_list, &first_block);
- error = xfs_dir_createname(tp, dp, dir_name, dir_namelen, cdp->i_ino,
- &first_block, &free_list, resblks ?
- resblks - XFS_IALLOC_SPACE_RES(mp) : 0);
+ error = xfs_dir_createname(tp, dp, dir_name, cdp->i_ino,
+ &first_block, &free_list, resblks ?
+ resblks - XFS_IALLOC_SPACE_RES(mp) : 0);
if (error) {
ASSERT(error != ENOSPC);
goto error1;
@@ -2817,7 +2806,7 @@ std_return:
dp, DM_RIGHT_NULL,
created ? cdp : NULL,
DM_RIGHT_NULL,
- dir_name, NULL,
+ dir_name->name, NULL,
mode, error, 0);
}
return error;
@@ -2841,13 +2830,11 @@ std_return:
int
xfs_rmdir(
xfs_inode_t *dp,
- bhv_vname_t *dentry)
+ struct xfs_name *name,
+ xfs_inode_t *cdp)
{
bhv_vnode_t *dir_vp = XFS_ITOV(dp);
- char *name = VNAME(dentry);
- int namelen = VNAMELEN(dentry);
xfs_mount_t *mp = dp->i_mount;
- xfs_inode_t *cdp = VNAME_TO_INODE(dentry);
xfs_trans_t *tp;
int error;
xfs_bmap_free_t free_list;
@@ -2865,8 +2852,8 @@ xfs_rmdir(
if (DM_EVENT_ENABLED(dp, DM_EVENT_REMOVE)) {
error = XFS_SEND_NAMESP(mp, DM_EVENT_REMOVE,
dp, DM_RIGHT_NULL,
- NULL, DM_RIGHT_NULL,
- name, NULL, cdp->i_d.di_mode, 0, 0);
+ NULL, DM_RIGHT_NULL, name->name,
+ NULL, cdp->i_d.di_mode, 0, 0);
if (error)
return XFS_ERROR(error);
}
@@ -2960,7 +2947,7 @@ xfs_rmdir(
goto error_return;
}
- error = xfs_dir_removename(tp, dp, name, namelen, cdp->i_ino,
+ error = xfs_dir_removename(tp, dp, name, cdp->i_ino,
&first_block, &free_list, resblks);
if (error)
goto error1;
@@ -3040,7 +3027,7 @@ xfs_rmdir(
(void) XFS_SEND_NAMESP(mp, DM_EVENT_POSTREMOVE,
dp, DM_RIGHT_NULL,
NULL, DM_RIGHT_NULL,
- name, NULL, cdp->i_d.di_mode,
+ name->name, NULL, cdp->i_d.di_mode,
error, 0);
}
return error;
@@ -3058,8 +3045,8 @@ xfs_rmdir(
int
xfs_symlink(
xfs_inode_t *dp,
- bhv_vname_t *dentry,
- char *target_path,
+ struct xfs_name *link_name,
+ const char *target_path,
mode_t mode,
xfs_inode_t **ipp,
cred_t *credp)
@@ -3079,15 +3066,13 @@ xfs_symlink(
int nmaps;
xfs_bmbt_irec_t mval[SYMLINK_MAPS];
xfs_daddr_t d;
- char *cur_chunk;
+ const char *cur_chunk;
int byte_cnt;
int n;
xfs_buf_t *bp;
xfs_prid_t prid;
struct xfs_dquot *udqp, *gdqp;
uint resblks;
- char *link_name = VNAME(dentry);
- int link_namelen;
*ipp = NULL;
error = 0;
@@ -3099,8 +3084,6 @@ xfs_symlink(
if (XFS_FORCED_SHUTDOWN(mp))
return XFS_ERROR(EIO);
- link_namelen = VNAMELEN(dentry);
-
/*
* Check component lengths of the target path name.
*/
@@ -3111,7 +3094,7 @@ xfs_symlink(
if (DM_EVENT_ENABLED(dp, DM_EVENT_SYMLINK)) {
error = XFS_SEND_NAMESP(mp, DM_EVENT_SYMLINK, dp,
DM_RIGHT_NULL, NULL, DM_RIGHT_NULL,
- link_name, target_path, 0, 0, 0);
+ link_name->name, target_path, 0, 0, 0);
if (error)
return error;
}
@@ -3143,7 +3126,7 @@ xfs_symlink(
fs_blocks = 0;
else
fs_blocks = XFS_B_TO_FSB(mp, pathlen);
- resblks = XFS_SYMLINK_SPACE_RES(mp, link_namelen, fs_blocks);
+ resblks = XFS_SYMLINK_SPACE_RES(mp, link_name->len, fs_blocks);
error = xfs_trans_reserve(tp, resblks, XFS_SYMLINK_LOG_RES(mp), 0,
XFS_TRANS_PERM_LOG_RES, XFS_SYMLINK_LOG_COUNT);
if (error == ENOSPC && fs_blocks == 0) {
@@ -3177,8 +3160,8 @@ xfs_symlink(
/*
* Check for ability to enter directory entry, if no space reserved.
*/
- if (resblks == 0 &&
- (error = xfs_dir_canenter(tp, dp, link_name, link_namelen)))
+ error = xfs_dir_canenter(tp, dp, link_name, resblks);
+ if (error)
goto error_return;
/*
* Initialize the bmap freelist prior to calling either
@@ -3270,8 +3253,8 @@ xfs_symlink(
/*
* Create the directory entry for the symlink.
*/
- error = xfs_dir_createname(tp, dp, link_name, link_namelen, ip->i_ino,
- &first_block, &free_list, resblks);
+ error = xfs_dir_createname(tp, dp, link_name, ip->i_ino,
+ &first_block, &free_list, resblks);
if (error)
goto error1;
xfs_ichgtime(dp, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG);
@@ -3315,8 +3298,8 @@ std_return:
(void) XFS_SEND_NAMESP(mp, DM_EVENT_POSTSYMLINK,
dp, DM_RIGHT_NULL,
error ? NULL : ip,
- DM_RIGHT_NULL, link_name, target_path,
- 0, error, 0);
+ DM_RIGHT_NULL, link_name->name,
+ target_path, 0, error, 0);
}
if (!error)
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-24 04:29:46 +0000