summaryrefslogtreecommitdiffstats
path: root/fs/xfs/xfs_ioctl.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/xfs/xfs_ioctl.c')
-rw-r--r--fs/xfs/xfs_ioctl.c306
1 files changed, 132 insertions, 174 deletions
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 33ad9a77791f..3799695b9249 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -112,15 +112,11 @@ xfs_find_handle(
memset(&handle.ha_fid, 0, sizeof(handle.ha_fid));
hsize = sizeof(xfs_fsid_t);
} else {
- int lock_mode;
-
- lock_mode = xfs_ilock_map_shared(ip);
handle.ha_fid.fid_len = sizeof(xfs_fid_t) -
sizeof(handle.ha_fid.fid_len);
handle.ha_fid.fid_pad = 0;
handle.ha_fid.fid_gen = ip->i_d.di_gen;
handle.ha_fid.fid_ino = ip->i_ino;
- xfs_iunlock_map_shared(ip, lock_mode);
hsize = XFS_HSIZE(handle);
}
@@ -211,7 +207,7 @@ xfs_open_by_handle(
struct path path;
if (!capable(CAP_SYS_ADMIN))
- return -XFS_ERROR(EPERM);
+ return -EPERM;
dentry = xfs_handlereq_to_dentry(parfilp, hreq);
if (IS_ERR(dentry))
@@ -220,7 +216,7 @@ xfs_open_by_handle(
/* Restrict xfs_open_by_handle to directories & regular files. */
if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode))) {
- error = -XFS_ERROR(EPERM);
+ error = -EPERM;
goto out_dput;
}
@@ -232,18 +228,18 @@ xfs_open_by_handle(
fmode = OPEN_FMODE(permflag);
if ((!(permflag & O_APPEND) || (permflag & O_TRUNC)) &&
(fmode & FMODE_WRITE) && IS_APPEND(inode)) {
- error = -XFS_ERROR(EPERM);
+ error = -EPERM;
goto out_dput;
}
if ((fmode & FMODE_WRITE) && IS_IMMUTABLE(inode)) {
- error = -XFS_ERROR(EACCES);
+ error = -EACCES;
goto out_dput;
}
/* Can't write directories. */
if (S_ISDIR(inode->i_mode) && (fmode & FMODE_WRITE)) {
- error = -XFS_ERROR(EISDIR);
+ error = -EISDIR;
goto out_dput;
}
@@ -275,32 +271,6 @@ xfs_open_by_handle(
return error;
}
-/*
- * This is a copy from fs/namei.c:vfs_readlink(), except for removing it's
- * unused first argument.
- */
-STATIC int
-do_readlink(
- char __user *buffer,
- int buflen,
- const char *link)
-{
- int len;
-
- len = PTR_ERR(link);
- if (IS_ERR(link))
- goto out;
-
- len = strlen(link);
- if (len > (unsigned) buflen)
- len = buflen;
- if (copy_to_user(buffer, link, len))
- len = -EFAULT;
- out:
- return len;
-}
-
-
int
xfs_readlink_by_handle(
struct file *parfilp,
@@ -312,7 +282,7 @@ xfs_readlink_by_handle(
int error;
if (!capable(CAP_SYS_ADMIN))
- return -XFS_ERROR(EPERM);
+ return -EPERM;
dentry = xfs_handlereq_to_dentry(parfilp, hreq);
if (IS_ERR(dentry))
@@ -320,25 +290,25 @@ xfs_readlink_by_handle(
/* Restrict this handle operation to symlinks only. */
if (!S_ISLNK(dentry->d_inode->i_mode)) {
- error = -XFS_ERROR(EINVAL);
+ error = -EINVAL;
goto out_dput;
}
if (copy_from_user(&olen, hreq->ohandlen, sizeof(__u32))) {
- error = -XFS_ERROR(EFAULT);
+ error = -EFAULT;
goto out_dput;
}
link = kmalloc(MAXPATHLEN+1, GFP_KERNEL);
if (!link) {
- error = -XFS_ERROR(ENOMEM);
+ error = -ENOMEM;
goto out_dput;
}
- error = -xfs_readlink(XFS_I(dentry->d_inode), link);
+ error = xfs_readlink(XFS_I(dentry->d_inode), link);
if (error)
goto out_kfree;
- error = do_readlink(hreq->ohandle, olen, link);
+ error = readlink_copy(hreq->ohandle, olen, link);
if (error)
goto out_kfree;
@@ -360,10 +330,10 @@ xfs_set_dmattrs(
int error;
if (!capable(CAP_SYS_ADMIN))
- return XFS_ERROR(EPERM);
+ return -EPERM;
if (XFS_FORCED_SHUTDOWN(mp))
- return XFS_ERROR(EIO);
+ return -EIO;
tp = xfs_trans_alloc(mp, XFS_TRANS_SET_DMATTRS);
error = xfs_trans_reserve(tp, &M_RES(mp)->tr_ichange, 0, 0);
@@ -394,9 +364,9 @@ xfs_fssetdm_by_handle(
struct dentry *dentry;
if (!capable(CAP_MKNOD))
- return -XFS_ERROR(EPERM);
+ return -EPERM;
if (copy_from_user(&dmhreq, arg, sizeof(xfs_fsop_setdm_handlereq_t)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
error = mnt_want_write_file(parfilp);
if (error)
@@ -409,16 +379,16 @@ xfs_fssetdm_by_handle(
}
if (IS_IMMUTABLE(dentry->d_inode) || IS_APPEND(dentry->d_inode)) {
- error = -XFS_ERROR(EPERM);
+ error = -EPERM;
goto out;
}
if (copy_from_user(&fsd, dmhreq.data, sizeof(fsd))) {
- error = -XFS_ERROR(EFAULT);
+ error = -EFAULT;
goto out;
}
- error = -xfs_set_dmattrs(XFS_I(dentry->d_inode), fsd.fsd_dmevmask,
+ error = xfs_set_dmattrs(XFS_I(dentry->d_inode), fsd.fsd_dmevmask,
fsd.fsd_dmstate);
out:
@@ -439,18 +409,18 @@ xfs_attrlist_by_handle(
char *kbuf;
if (!capable(CAP_SYS_ADMIN))
- return -XFS_ERROR(EPERM);
+ return -EPERM;
if (copy_from_user(&al_hreq, arg, sizeof(xfs_fsop_attrlist_handlereq_t)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
if (al_hreq.buflen < sizeof(struct attrlist) ||
al_hreq.buflen > XATTR_LIST_MAX)
- return -XFS_ERROR(EINVAL);
+ return -EINVAL;
/*
* Reject flags, only allow namespaces.
*/
if (al_hreq.flags & ~(ATTR_ROOT | ATTR_SECURE))
- return -XFS_ERROR(EINVAL);
+ return -EINVAL;
dentry = xfs_handlereq_to_dentry(parfilp, &al_hreq.hreq);
if (IS_ERR(dentry))
@@ -461,7 +431,7 @@ xfs_attrlist_by_handle(
goto out_dput;
cursor = (attrlist_cursor_kern_t *)&al_hreq.pos;
- error = -xfs_attr_list(XFS_I(dentry->d_inode), kbuf, al_hreq.buflen,
+ error = xfs_attr_list(XFS_I(dentry->d_inode), kbuf, al_hreq.buflen,
al_hreq.flags, cursor);
if (error)
goto out_kfree;
@@ -485,20 +455,20 @@ xfs_attrmulti_attr_get(
__uint32_t flags)
{
unsigned char *kbuf;
- int error = EFAULT;
+ int error = -EFAULT;
if (*len > XATTR_SIZE_MAX)
- return EINVAL;
+ return -EINVAL;
kbuf = kmem_zalloc_large(*len, KM_SLEEP);
if (!kbuf)
- return ENOMEM;
+ return -ENOMEM;
error = xfs_attr_get(XFS_I(inode), name, kbuf, (int *)len, flags);
if (error)
goto out_kfree;
if (copy_to_user(ubuf, kbuf, *len))
- error = EFAULT;
+ error = -EFAULT;
out_kfree:
kmem_free(kbuf);
@@ -514,20 +484,17 @@ xfs_attrmulti_attr_set(
__uint32_t flags)
{
unsigned char *kbuf;
- int error = EFAULT;
if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
- return EPERM;
+ return -EPERM;
if (len > XATTR_SIZE_MAX)
- return EINVAL;
+ return -EINVAL;
kbuf = memdup_user(ubuf, len);
if (IS_ERR(kbuf))
return PTR_ERR(kbuf);
- error = xfs_attr_set(XFS_I(inode), name, kbuf, len, flags);
-
- return error;
+ return xfs_attr_set(XFS_I(inode), name, kbuf, len, flags);
}
int
@@ -537,7 +504,7 @@ xfs_attrmulti_attr_remove(
__uint32_t flags)
{
if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
- return EPERM;
+ return -EPERM;
return xfs_attr_remove(XFS_I(inode), name, flags);
}
@@ -554,9 +521,9 @@ xfs_attrmulti_by_handle(
unsigned char *attr_name;
if (!capable(CAP_SYS_ADMIN))
- return -XFS_ERROR(EPERM);
+ return -EPERM;
if (copy_from_user(&am_hreq, arg, sizeof(xfs_fsop_attrmulti_handlereq_t)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
/* overflow check */
if (am_hreq.opcount >= INT_MAX / sizeof(xfs_attr_multiop_t))
@@ -566,7 +533,7 @@ xfs_attrmulti_by_handle(
if (IS_ERR(dentry))
return PTR_ERR(dentry);
- error = E2BIG;
+ error = -E2BIG;
size = am_hreq.opcount * sizeof(xfs_attr_multiop_t);
if (!size || size > 16 * PAGE_SIZE)
goto out_dput;
@@ -577,6 +544,7 @@ xfs_attrmulti_by_handle(
goto out_dput;
}
+ error = -ENOMEM;
attr_name = kmalloc(MAXNAMELEN, GFP_KERNEL);
if (!attr_name)
goto out_kfree_ops;
@@ -617,19 +585,19 @@ xfs_attrmulti_by_handle(
mnt_drop_write_file(parfilp);
break;
default:
- ops[i].am_error = EINVAL;
+ ops[i].am_error = -EINVAL;
}
}
if (copy_to_user(am_hreq.ops, ops, size))
- error = XFS_ERROR(EFAULT);
+ error = -EFAULT;
kfree(attr_name);
out_kfree_ops:
kfree(ops);
out_dput:
dput(dentry);
- return -error;
+ return error;
}
int
@@ -654,16 +622,16 @@ xfs_ioc_space(
*/
if (!xfs_sb_version_hasextflgbit(&ip->i_mount->m_sb) &&
!capable(CAP_SYS_ADMIN))
- return -XFS_ERROR(EPERM);
+ return -EPERM;
if (inode->i_flags & (S_IMMUTABLE|S_APPEND))
- return -XFS_ERROR(EPERM);
+ return -EPERM;
if (!(filp->f_mode & FMODE_WRITE))
- return -XFS_ERROR(EBADF);
+ return -EBADF;
if (!S_ISREG(inode->i_mode))
- return -XFS_ERROR(EINVAL);
+ return -EINVAL;
error = mnt_want_write_file(filp);
if (error)
@@ -681,7 +649,7 @@ xfs_ioc_space(
bf->l_start += XFS_ISIZE(ip);
break;
default:
- error = XFS_ERROR(EINVAL);
+ error = -EINVAL;
goto out_unlock;
}
@@ -698,7 +666,7 @@ xfs_ioc_space(
case XFS_IOC_UNRESVSP:
case XFS_IOC_UNRESVSP64:
if (bf->l_len <= 0) {
- error = XFS_ERROR(EINVAL);
+ error = -EINVAL;
goto out_unlock;
}
break;
@@ -711,7 +679,7 @@ xfs_ioc_space(
bf->l_start > mp->m_super->s_maxbytes ||
bf->l_start + bf->l_len < 0 ||
bf->l_start + bf->l_len >= mp->m_super->s_maxbytes) {
- error = XFS_ERROR(EINVAL);
+ error = -EINVAL;
goto out_unlock;
}
@@ -752,7 +720,7 @@ xfs_ioc_space(
break;
default:
ASSERT(0);
- error = XFS_ERROR(EINVAL);
+ error = -EINVAL;
}
if (error)
@@ -768,7 +736,7 @@ xfs_ioc_space(
xfs_ilock(ip, XFS_ILOCK_EXCL);
xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL);
- if (!(ioflags & IO_INVIS)) {
+ if (!(ioflags & XFS_IO_INVIS)) {
ip->i_d.di_mode &= ~S_ISUID;
if (ip->i_d.di_mode & S_IXGRP)
ip->i_d.di_mode &= ~S_ISGID;
@@ -788,7 +756,7 @@ xfs_ioc_space(
out_unlock:
xfs_iunlock(ip, XFS_IOLOCK_EXCL);
mnt_drop_write_file(filp);
- return -error;
+ return error;
}
STATIC int
@@ -810,41 +778,41 @@ xfs_ioc_bulkstat(
return -EPERM;
if (XFS_FORCED_SHUTDOWN(mp))
- return -XFS_ERROR(EIO);
+ return -EIO;
if (copy_from_user(&bulkreq, arg, sizeof(xfs_fsop_bulkreq_t)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
if (copy_from_user(&inlast, bulkreq.lastip, sizeof(__s64)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
if ((count = bulkreq.icount) <= 0)
- return -XFS_ERROR(EINVAL);
+ return -EINVAL;
if (bulkreq.ubuffer == NULL)
- return -XFS_ERROR(EINVAL);
+ return -EINVAL;
if (cmd == XFS_IOC_FSINUMBERS)
error = xfs_inumbers(mp, &inlast, &count,
bulkreq.ubuffer, xfs_inumbers_fmt);
else if (cmd == XFS_IOC_FSBULKSTAT_SINGLE)
- error = xfs_bulkstat_single(mp, &inlast,
- bulkreq.ubuffer, &done);
+ error = xfs_bulkstat_one(mp, inlast, bulkreq.ubuffer,
+ sizeof(xfs_bstat_t), NULL, &done);
else /* XFS_IOC_FSBULKSTAT */
error = xfs_bulkstat(mp, &inlast, &count, xfs_bulkstat_one,
sizeof(xfs_bstat_t), bulkreq.ubuffer,
&done);
if (error)
- return -error;
+ return error;
if (bulkreq.ocount != NULL) {
if (copy_to_user(bulkreq.lastip, &inlast,
sizeof(xfs_ino_t)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
if (copy_to_user(bulkreq.ocount, &count, sizeof(count)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
}
return 0;
@@ -860,7 +828,7 @@ xfs_ioc_fsgeometry_v1(
error = xfs_fs_geometry(mp, &fsgeo, 3);
if (error)
- return -error;
+ return error;
/*
* Caller should have passed an argument of type
@@ -868,7 +836,7 @@ xfs_ioc_fsgeometry_v1(
* xfs_fsop_geom_t that xfs_fs_geometry() fills in.
*/
if (copy_to_user(arg, &fsgeo, sizeof(xfs_fsop_geom_v1_t)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return 0;
}
@@ -882,10 +850,10 @@ xfs_ioc_fsgeometry(
error = xfs_fs_geometry(mp, &fsgeo, 4);
if (error)
- return -error;
+ return error;
if (copy_to_user(arg, &fsgeo, sizeof(fsgeo)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return 0;
}
@@ -1070,16 +1038,16 @@ xfs_ioctl_setattr(
trace_xfs_ioctl_setattr(ip);
if (mp->m_flags & XFS_MOUNT_RDONLY)
- return XFS_ERROR(EROFS);
+ return -EROFS;
if (XFS_FORCED_SHUTDOWN(mp))
- return XFS_ERROR(EIO);
+ return -EIO;
/*
* Disallow 32bit project ids when projid32bit feature is not enabled.
*/
if ((mask & FSX_PROJID) && (fa->fsx_projid > (__uint16_t)-1) &&
!xfs_sb_version_hasprojid32bit(&ip->i_mount->m_sb))
- return XFS_ERROR(EINVAL);
+ return -EINVAL;
/*
* If disk quotas is on, we make sure that the dquots do exist on disk,
@@ -1117,7 +1085,7 @@ xfs_ioctl_setattr(
* CAP_FSETID capability is applicable.
*/
if (!inode_owner_or_capable(VFS_I(ip))) {
- code = XFS_ERROR(EPERM);
+ code = -EPERM;
goto error_return;
}
@@ -1128,7 +1096,7 @@ xfs_ioctl_setattr(
*/
if (mask & FSX_PROJID) {
if (current_user_ns() != &init_user_ns) {
- code = XFS_ERROR(EINVAL);
+ code = -EINVAL;
goto error_return;
}
@@ -1151,7 +1119,7 @@ xfs_ioctl_setattr(
if (ip->i_d.di_nextents &&
((ip->i_d.di_extsize << mp->m_sb.sb_blocklog) !=
fa->fsx_extsize)) {
- code = XFS_ERROR(EINVAL); /* EFBIG? */
+ code = -EINVAL; /* EFBIG? */
goto error_return;
}
@@ -1170,7 +1138,7 @@ xfs_ioctl_setattr(
extsize_fsb = XFS_B_TO_FSB(mp, fa->fsx_extsize);
if (extsize_fsb > MAXEXTLEN) {
- code = XFS_ERROR(EINVAL);
+ code = -EINVAL;
goto error_return;
}
@@ -1182,13 +1150,13 @@ xfs_ioctl_setattr(
} else {
size = mp->m_sb.sb_blocksize;
if (extsize_fsb > mp->m_sb.sb_agblocks / 2) {
- code = XFS_ERROR(EINVAL);
+ code = -EINVAL;
goto error_return;
}
}
if (fa->fsx_extsize % size) {
- code = XFS_ERROR(EINVAL);
+ code = -EINVAL;
goto error_return;
}
}
@@ -1202,7 +1170,7 @@ xfs_ioctl_setattr(
if ((ip->i_d.di_nextents || ip->i_delayed_blks) &&
(XFS_IS_REALTIME_INODE(ip)) !=
(fa->fsx_xflags & XFS_XFLAG_REALTIME)) {
- code = XFS_ERROR(EINVAL); /* EFBIG? */
+ code = -EINVAL; /* EFBIG? */
goto error_return;
}
@@ -1213,7 +1181,7 @@ xfs_ioctl_setattr(
if ((mp->m_sb.sb_rblocks == 0) ||
(mp->m_sb.sb_rextsize == 0) ||
(ip->i_d.di_extsize % mp->m_sb.sb_rextsize)) {
- code = XFS_ERROR(EINVAL);
+ code = -EINVAL;
goto error_return;
}
}
@@ -1227,7 +1195,7 @@ xfs_ioctl_setattr(
(fa->fsx_xflags &
(XFS_XFLAG_IMMUTABLE | XFS_XFLAG_APPEND))) &&
!capable(CAP_LINUX_IMMUTABLE)) {
- code = XFS_ERROR(EPERM);
+ code = -EPERM;
goto error_return;
}
}
@@ -1245,7 +1213,7 @@ xfs_ioctl_setattr(
* cleared upon successful return from chown()
*/
if ((ip->i_d.di_mode & (S_ISUID|S_ISGID)) &&
- !inode_capable(VFS_I(ip), CAP_FSETID))
+ !capable_wrt_inode_uidgid(VFS_I(ip), CAP_FSETID))
ip->i_d.di_mode &= ~(S_ISUID|S_ISGID);
/*
@@ -1257,15 +1225,8 @@ xfs_ioctl_setattr(
olddquot = xfs_qm_vop_chown(tp, ip,
&ip->i_pdquot, pdqp);
}
+ ASSERT(ip->i_d.di_version > 1);
xfs_set_projid(ip, fa->fsx_projid);
-
- /*
- * We may have to rev the inode as well as
- * the superblock version number since projids didn't
- * exist before DINODE_VERSION_2 and SB_VERSION_NLINK.
- */
- if (ip->i_d.di_version == 1)
- xfs_bump_ino_vers2(tp, ip);
}
}
@@ -1337,7 +1298,7 @@ xfs_ioc_fssetxattr(
return error;
error = xfs_ioctl_setattr(ip, &fa, mask);
mnt_drop_write_file(filp);
- return -error;
+ return error;
}
STATIC int
@@ -1382,7 +1343,7 @@ xfs_ioc_setxflags(
return error;
error = xfs_ioctl_setattr(ip, &fa, mask);
mnt_drop_write_file(filp);
- return -error;
+ return error;
}
STATIC int
@@ -1392,7 +1353,7 @@ xfs_getbmap_format(void **ap, struct getbmapx *bmv, int *full)
/* copy only getbmap portion (not getbmapx) */
if (copy_to_user(base, bmv, sizeof(struct getbmap)))
- return XFS_ERROR(EFAULT);
+ return -EFAULT;
*ap += sizeof(struct getbmap);
return 0;
@@ -1409,23 +1370,23 @@ xfs_ioc_getbmap(
int error;
if (copy_from_user(&bmx, arg, sizeof(struct getbmapx)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
if (bmx.bmv_count < 2)
- return -XFS_ERROR(EINVAL);
+ return -EINVAL;
bmx.bmv_iflags = (cmd == XFS_IOC_GETBMAPA ? BMV_IF_ATTRFORK : 0);
- if (ioflags & IO_INVIS)
+ if (ioflags & XFS_IO_INVIS)
bmx.bmv_iflags |= BMV_IF_NO_DMAPI_READ;
error = xfs_getbmap(ip, &bmx, xfs_getbmap_format,
(struct getbmap *)arg+1);
if (error)
- return -error;
+ return error;
/* copy back header - only size of getbmap */
if (copy_to_user(arg, &bmx, sizeof(struct getbmap)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return 0;
}
@@ -1435,7 +1396,7 @@ xfs_getbmapx_format(void **ap, struct getbmapx *bmv, int *full)
struct getbmapx __user *base = *ap;
if (copy_to_user(base, bmv, sizeof(struct getbmapx)))
- return XFS_ERROR(EFAULT);
+ return -EFAULT;
*ap += sizeof(struct getbmapx);
return 0;
@@ -1450,22 +1411,22 @@ xfs_ioc_getbmapx(
int error;
if (copy_from_user(&bmx, arg, sizeof(bmx)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
if (bmx.bmv_count < 2)
- return -XFS_ERROR(EINVAL);
+ return -EINVAL;
if (bmx.bmv_iflags & (~BMV_IF_VALID))
- return -XFS_ERROR(EINVAL);
+ return -EINVAL;
error = xfs_getbmap(ip, &bmx, xfs_getbmapx_format,
(struct getbmapx *)arg+1);
if (error)
- return -error;
+ return error;
/* copy back header */
if (copy_to_user(arg, &bmx, sizeof(struct getbmapx)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return 0;
}
@@ -1481,33 +1442,33 @@ xfs_ioc_swapext(
/* Pull information for the target fd */
f = fdget((int)sxp->sx_fdtarget);
if (!f.file) {
- error = XFS_ERROR(EINVAL);
+ error = -EINVAL;
goto out;
}
if (!(f.file->f_mode & FMODE_WRITE) ||
!(f.file->f_mode & FMODE_READ) ||
(f.file->f_flags & O_APPEND)) {
- error = XFS_ERROR(EBADF);
+ error = -EBADF;
goto out_put_file;
}
tmp = fdget((int)sxp->sx_fdtmp);
if (!tmp.file) {
- error = XFS_ERROR(EINVAL);
+ error = -EINVAL;
goto out_put_file;
}
if (!(tmp.file->f_mode & FMODE_WRITE) ||
!(tmp.file->f_mode & FMODE_READ) ||
(tmp.file->f_flags & O_APPEND)) {
- error = XFS_ERROR(EBADF);
+ error = -EBADF;
goto out_put_tmp_file;
}
if (IS_SWAPFILE(file_inode(f.file)) ||
IS_SWAPFILE(file_inode(tmp.file))) {
- error = XFS_ERROR(EINVAL);
+ error = -EINVAL;
goto out_put_tmp_file;
}
@@ -1515,17 +1476,17 @@ xfs_ioc_swapext(
tip = XFS_I(file_inode(tmp.file));
if (ip->i_mount != tip->i_mount) {
- error = XFS_ERROR(EINVAL);
+ error = -EINVAL;
goto out_put_tmp_file;
}
if (ip->i_ino == tip->i_ino) {
- error = XFS_ERROR(EINVAL);
+ error = -EINVAL;
goto out_put_tmp_file;
}
if (XFS_FORCED_SHUTDOWN(ip->i_mount)) {
- error = XFS_ERROR(EIO);
+ error = -EIO;
goto out_put_tmp_file;
}
@@ -1559,7 +1520,7 @@ xfs_file_ioctl(
int error;
if (filp->f_mode & FMODE_NOCMTIME)
- ioflags |= IO_INVIS;
+ ioflags |= XFS_IO_INVIS;
trace_xfs_file_ioctl(ip);
@@ -1578,7 +1539,7 @@ xfs_file_ioctl(
xfs_flock64_t bf;
if (copy_from_user(&bf, arg, sizeof(bf)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return xfs_ioc_space(ip, inode, filp, ioflags, cmd, &bf);
}
case XFS_IOC_DIOINFO: {
@@ -1587,11 +1548,11 @@ xfs_file_ioctl(
XFS_IS_REALTIME_INODE(ip) ?
mp->m_rtdev_targp : mp->m_ddev_targp;
- da.d_mem = da.d_miniosz = 1 << target->bt_sshift;
+ da.d_mem = da.d_miniosz = target->bt_logical_sectorsize;
da.d_maxiosz = INT_MAX & ~(da.d_miniosz - 1);
if (copy_to_user(arg, &da, sizeof(da)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return 0;
}
@@ -1624,7 +1585,7 @@ xfs_file_ioctl(
struct fsdmidata dmi;
if (copy_from_user(&dmi, arg, sizeof(dmi)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
error = mnt_want_write_file(filp);
if (error)
@@ -1633,7 +1594,7 @@ xfs_file_ioctl(
error = xfs_set_dmattrs(ip, dmi.fsd_dmevmask,
dmi.fsd_dmstate);
mnt_drop_write_file(filp);
- return -error;
+ return error;
}
case XFS_IOC_GETBMAP:
@@ -1649,14 +1610,14 @@ xfs_file_ioctl(
xfs_fsop_handlereq_t hreq;
if (copy_from_user(&hreq, arg, sizeof(hreq)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return xfs_find_handle(cmd, &hreq);
}
case XFS_IOC_OPEN_BY_HANDLE: {
xfs_fsop_handlereq_t hreq;
if (copy_from_user(&hreq, arg, sizeof(xfs_fsop_handlereq_t)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return xfs_open_by_handle(filp, &hreq);
}
case XFS_IOC_FSSETDM_BY_HANDLE:
@@ -1666,7 +1627,7 @@ xfs_file_ioctl(
xfs_fsop_handlereq_t hreq;
if (copy_from_user(&hreq, arg, sizeof(xfs_fsop_handlereq_t)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return xfs_readlink_by_handle(filp, &hreq);
}
case XFS_IOC_ATTRLIST_BY_HANDLE:
@@ -1679,13 +1640,13 @@ xfs_file_ioctl(
struct xfs_swapext sxp;
if (copy_from_user(&sxp, arg, sizeof(xfs_swapext_t)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
error = mnt_want_write_file(filp);
if (error)
return error;
error = xfs_ioc_swapext(&sxp);
mnt_drop_write_file(filp);
- return -error;
+ return error;
}
case XFS_IOC_FSCOUNTS: {
@@ -1693,10 +1654,10 @@ xfs_file_ioctl(
error = xfs_fs_counts(mp, &out);
if (error)
- return -error;
+ return error;
if (copy_to_user(arg, &out, sizeof(out)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return 0;
}
@@ -1708,10 +1669,10 @@ xfs_file_ioctl(
return -EPERM;
if (mp->m_flags & XFS_MOUNT_RDONLY)
- return -XFS_ERROR(EROFS);
+ return -EROFS;
if (copy_from_user(&inout, arg, sizeof(inout)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
error = mnt_want_write_file(filp);
if (error)
@@ -1722,10 +1683,10 @@ xfs_file_ioctl(
error = xfs_reserve_blocks(mp, &in, &inout);
mnt_drop_write_file(filp);
if (error)
- return -error;
+ return error;
if (copy_to_user(arg, &inout, sizeof(inout)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return 0;
}
@@ -1737,10 +1698,10 @@ xfs_file_ioctl(
error = xfs_reserve_blocks(mp, NULL, &out);
if (error)
- return -error;
+ return error;
if (copy_to_user(arg, &out, sizeof(out)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
return 0;
}
@@ -1749,42 +1710,42 @@ xfs_file_ioctl(
xfs_growfs_data_t in;
if (copy_from_user(&in, arg, sizeof(in)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
error = mnt_want_write_file(filp);
if (error)
return error;
error = xfs_growfs_data(mp, &in);
mnt_drop_write_file(filp);
- return -error;
+ return error;
}
case XFS_IOC_FSGROWFSLOG: {
xfs_growfs_log_t in;
if (copy_from_user(&in, arg, sizeof(in)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
error = mnt_want_write_file(filp);
if (error)
return error;
error = xfs_growfs_log(mp, &in);
mnt_drop_write_file(filp);
- return -error;
+ return error;
}
case XFS_IOC_FSGROWFSRT: {
xfs_growfs_rt_t in;
if (copy_from_user(&in, arg, sizeof(in)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
error = mnt_want_write_file(filp);
if (error)
return error;
error = xfs_growfs_rt(mp, &in);
mnt_drop_write_file(filp);
- return -error;
+ return error;
}
case XFS_IOC_GOINGDOWN: {
@@ -1794,10 +1755,9 @@ xfs_file_ioctl(
return -EPERM;
if (get_user(in, (__uint32_t __user *)arg))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
- error = xfs_fs_goingdown(mp, in);
- return -error;
+ return xfs_fs_goingdown(mp, in);
}
case XFS_IOC_ERROR_INJECTION: {
@@ -1807,18 +1767,16 @@ xfs_file_ioctl(
return -EPERM;
if (copy_from_user(&in, arg, sizeof(in)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
- error = xfs_errortag_add(in.errtag, mp);
- return -error;
+ return xfs_errortag_add(in.errtag, mp);
}
case XFS_IOC_ERROR_CLEARALL:
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- error = xfs_errortag_clearall(mp, 1);
- return -error;
+ return xfs_errortag_clearall(mp, 1);
case XFS_IOC_FREE_EOFBLOCKS: {
struct xfs_fs_eofblocks eofb;
@@ -1828,16 +1786,16 @@ xfs_file_ioctl(
return -EPERM;
if (mp->m_flags & XFS_MOUNT_RDONLY)
- return -XFS_ERROR(EROFS);
+ return -EROFS;
if (copy_from_user(&eofb, arg, sizeof(eofb)))
- return -XFS_ERROR(EFAULT);
+ return -EFAULT;
error = xfs_fs_eofblocks_from_user(&eofb, &keofb);
if (error)
- return -error;
+ return error;
- return -xfs_icache_free_eofblocks(mp, &keofb);
+ return xfs_icache_free_eofblocks(mp, &keofb);
}
default:
OpenPOWER on IntegriCloud