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linux: remove the always curthread argument from lconvpath

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This commit is contained in:
Mateusz Guzik 2021-11-25 21:42:13 +00:00
parent b11e6fd75b
commit af4051d250
11 changed files with 72 additions and 73 deletions
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2
sys/amd64/linux/linux_machdep.c
View File

@ -111,7 +111,7 @@ linux_execve(struct thread *td, struct linux_execve_args *args)
error = exec_copyin_args(&eargs, args->path, UIO_USERSPACE, error = exec_copyin_args(&eargs, args->path, UIO_USERSPACE,
args->argp, args->envp); args->argp, args->envp);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = exec_copyin_args(&eargs, path, UIO_SYSSPACE, args->argp, error = exec_copyin_args(&eargs, path, UIO_SYSSPACE, args->argp,
args->envp); args->envp);
LFREEPATH(path); LFREEPATH(path);

2
sys/amd64/linux32/linux32_machdep.c
View File

@ -134,7 +134,7 @@ linux_execve(struct thread *td, struct linux_execve_args *args)
char *path; char *path;
int error; int error;
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = freebsd32_exec_copyin_args(&eargs, path, UIO_SYSSPACE, error = freebsd32_exec_copyin_args(&eargs, path, UIO_SYSSPACE,
args->argp, args->envp); args->argp, args->envp);

2
sys/arm64/linux/linux_machdep.c
View File

@ -74,7 +74,7 @@ linux_execve(struct thread *td, struct linux_execve_args *uap)
error = exec_copyin_args(&eargs, uap->path, UIO_USERSPACE, error = exec_copyin_args(&eargs, uap->path, UIO_USERSPACE,
uap->argp, uap->envp); uap->argp, uap->envp);
} else { } else {
LCONVPATHEXIST(td, uap->path, &path); LCONVPATHEXIST(uap->path, &path);
error = exec_copyin_args(&eargs, path, UIO_SYSSPACE, error = exec_copyin_args(&eargs, path, UIO_SYSSPACE,
uap->argp, uap->envp); uap->argp, uap->envp);
LFREEPATH(path); LFREEPATH(path);

5
sys/compat/linux/linux_emul.c
View File

@ -238,9 +238,8 @@ linux_exec_imgact_try(struct image_params *imgp)
* alternate path is found, use our stringspace to store it. * alternate path is found, use our stringspace to store it.
*/ */
if ((error = exec_shell_imgact(imgp)) == 0) { if ((error = exec_shell_imgact(imgp)) == 0) {
linux_emul_convpath(FIRST_THREAD_IN_PROC(imgp->proc), linux_emul_convpath(imgp->interpreter_name, UIO_SYSSPACE,
imgp->interpreter_name, UIO_SYSSPACE, &rpath, 0, &rpath, 0, AT_FDCWD);
AT_FDCWD);
if (rpath != NULL) if (rpath != NULL)
imgp->args->fname_buf = imgp->args->fname_buf =
imgp->interpreter_name = rpath; imgp->interpreter_name = rpath;

70
sys/compat/linux/linux_file.c
View File

@ -115,7 +115,7 @@ linux_creat(struct thread *td, struct linux_creat_args *args)
return (kern_openat(td, AT_FDCWD, args->path, UIO_USERSPACE, return (kern_openat(td, AT_FDCWD, args->path, UIO_USERSPACE,
O_WRONLY | O_CREAT | O_TRUNC, args->mode)); O_WRONLY | O_CREAT | O_TRUNC, args->mode));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_openat(td, AT_FDCWD, path, UIO_SYSSPACE, error = kern_openat(td, AT_FDCWD, path, UIO_SYSSPACE,
O_WRONLY | O_CREAT | O_TRUNC, args->mode); O_WRONLY | O_CREAT | O_TRUNC, args->mode);
LFREEPATH(path); LFREEPATH(path);
@ -234,9 +234,9 @@ linux_openat(struct thread *td, struct linux_openat_args *args)
args->mode, UIO_USERSPACE)); args->mode, UIO_USERSPACE));
} }
if (args->flags & LINUX_O_CREAT) if (args->flags & LINUX_O_CREAT)
LCONVPATH_AT(td, args->filename, &path, 1, dfd); LCONVPATH_AT(args->filename, &path, 1, dfd);
else else
LCONVPATH_AT(td, args->filename, &path, 0, dfd); LCONVPATH_AT(args->filename, &path, 0, dfd);
error = linux_common_open(td, dfd, path, args->flags, args->mode, error = linux_common_open(td, dfd, path, args->flags, args->mode,
UIO_SYSSPACE); UIO_SYSSPACE);
@ -256,9 +256,9 @@ linux_open(struct thread *td, struct linux_open_args *args)
args->mode, UIO_USERSPACE)); args->mode, UIO_USERSPACE));
} }
if (args->flags & LINUX_O_CREAT) if (args->flags & LINUX_O_CREAT)
LCONVPATHCREAT(td, args->path, &path); LCONVPATHCREAT(args->path, &path);
else else
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = linux_common_open(td, AT_FDCWD, path, args->flags, args->mode, error = linux_common_open(td, AT_FDCWD, path, args->flags, args->mode,
UIO_SYSSPACE); UIO_SYSSPACE);
@ -299,7 +299,7 @@ linux_name_to_handle_at(struct thread *td,
} else { } else {
char *path; char *path;
LCONVPATH_AT(td, args->name, &path, 0, fd); LCONVPATH_AT(args->name, &path, 0, fd);
error = kern_getfhat(td, bsd_flags, fd, path, UIO_SYSSPACE, error = kern_getfhat(td, bsd_flags, fd, path, UIO_SYSSPACE,
&fh, UIO_SYSSPACE); &fh, UIO_SYSSPACE);
LFREEPATH(path); LFREEPATH(path);
@ -665,7 +665,7 @@ linux_access(struct thread *td, struct linux_access_args *args)
error = kern_accessat(td, AT_FDCWD, args->path, UIO_USERSPACE, 0, error = kern_accessat(td, AT_FDCWD, args->path, UIO_USERSPACE, 0,
args->amode); args->amode);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_accessat(td, AT_FDCWD, path, UIO_SYSSPACE, 0, error = kern_accessat(td, AT_FDCWD, path, UIO_SYSSPACE, 0,
args->amode); args->amode);
LFREEPATH(path); LFREEPATH(path);
@ -690,7 +690,7 @@ linux_do_accessat(struct thread *td, int ldfd, const char *filename,
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
error = kern_accessat(td, dfd, filename, UIO_USERSPACE, flags, amode); error = kern_accessat(td, dfd, filename, UIO_USERSPACE, flags, amode);
} else { } else {
LCONVPATHEXIST_AT(td, filename, &path, dfd); LCONVPATHEXIST_AT(filename, &path, dfd);
error = kern_accessat(td, dfd, path, UIO_SYSSPACE, flags, amode); error = kern_accessat(td, dfd, path, UIO_SYSSPACE, flags, amode);
LFREEPATH(path); LFREEPATH(path);
} }
@ -747,7 +747,7 @@ linux_unlink(struct thread *td, struct linux_unlink_args *args)
} }
} }
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_funlinkat(td, AT_FDCWD, path, FD_NONE, UIO_SYSSPACE, 0, 0); error = kern_funlinkat(td, AT_FDCWD, path, FD_NONE, UIO_SYSSPACE, 0, 0);
if (error == EPERM) { if (error == EPERM) {
/* Introduce POSIX noncompliant behaviour of Linux */ /* Introduce POSIX noncompliant behaviour of Linux */
@ -797,7 +797,7 @@ linux_unlinkat(struct thread *td, struct linux_unlinkat_args *args)
return (linux_unlinkat_impl(td, UIO_USERSPACE, args->pathname, return (linux_unlinkat_impl(td, UIO_USERSPACE, args->pathname,
dfd, args)); dfd, args));
} }
LCONVPATHEXIST_AT(td, args->pathname, &path, dfd); LCONVPATHEXIST_AT(args->pathname, &path, dfd);
error = linux_unlinkat_impl(td, UIO_SYSSPACE, path, dfd, args); error = linux_unlinkat_impl(td, UIO_SYSSPACE, path, dfd, args);
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -811,7 +811,7 @@ linux_chdir(struct thread *td, struct linux_chdir_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
return (kern_chdir(td, args->path, UIO_USERSPACE)); return (kern_chdir(td, args->path, UIO_USERSPACE));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_chdir(td, path, UIO_SYSSPACE); error = kern_chdir(td, path, UIO_SYSSPACE);
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -828,7 +828,7 @@ linux_chmod(struct thread *td, struct linux_chmod_args *args)
return (kern_fchmodat(td, AT_FDCWD, args->path, UIO_USERSPACE, return (kern_fchmodat(td, AT_FDCWD, args->path, UIO_USERSPACE,
args->mode, 0)); args->mode, 0));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_fchmodat(td, AT_FDCWD, path, UIO_SYSSPACE, args->mode, 0); error = kern_fchmodat(td, AT_FDCWD, path, UIO_SYSSPACE, args->mode, 0);
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -846,7 +846,7 @@ linux_fchmodat(struct thread *td, struct linux_fchmodat_args *args)
return (kern_fchmodat(td, dfd, args->filename, UIO_USERSPACE, return (kern_fchmodat(td, dfd, args->filename, UIO_USERSPACE,
args->mode, 0)); args->mode, 0));
} }
LCONVPATHEXIST_AT(td, args->filename, &path, dfd); LCONVPATHEXIST_AT(args->filename, &path, dfd);
error = kern_fchmodat(td, dfd, path, UIO_SYSSPACE, args->mode, 0); error = kern_fchmodat(td, dfd, path, UIO_SYSSPACE, args->mode, 0);
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -862,7 +862,7 @@ linux_mkdir(struct thread *td, struct linux_mkdir_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
return (kern_mkdirat(td, AT_FDCWD, args->path, UIO_USERSPACE, args->mode)); return (kern_mkdirat(td, AT_FDCWD, args->path, UIO_USERSPACE, args->mode));
} }
LCONVPATHCREAT(td, args->path, &path); LCONVPATHCREAT(args->path, &path);
error = kern_mkdirat(td, AT_FDCWD, path, UIO_SYSSPACE, args->mode); error = kern_mkdirat(td, AT_FDCWD, path, UIO_SYSSPACE, args->mode);
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -879,7 +879,7 @@ linux_mkdirat(struct thread *td, struct linux_mkdirat_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
return (kern_mkdirat(td, dfd, args->pathname, UIO_USERSPACE, args->mode)); return (kern_mkdirat(td, dfd, args->pathname, UIO_USERSPACE, args->mode));
} }
LCONVPATHCREAT_AT(td, args->pathname, &path, dfd); LCONVPATHCREAT_AT(args->pathname, &path, dfd);
error = kern_mkdirat(td, dfd, path, UIO_SYSSPACE, args->mode); error = kern_mkdirat(td, dfd, path, UIO_SYSSPACE, args->mode);
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -896,7 +896,7 @@ linux_rmdir(struct thread *td, struct linux_rmdir_args *args)
return (kern_frmdirat(td, AT_FDCWD, args->path, FD_NONE, return (kern_frmdirat(td, AT_FDCWD, args->path, FD_NONE,
UIO_USERSPACE, 0)); UIO_USERSPACE, 0));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_frmdirat(td, AT_FDCWD, path, FD_NONE, UIO_SYSSPACE, 0); error = kern_frmdirat(td, AT_FDCWD, path, FD_NONE, UIO_SYSSPACE, 0);
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -912,9 +912,9 @@ linux_rename(struct thread *td, struct linux_rename_args *args)
return (kern_renameat(td, AT_FDCWD, args->from, AT_FDCWD, return (kern_renameat(td, AT_FDCWD, args->from, AT_FDCWD,
args->to, UIO_USERSPACE)); args->to, UIO_USERSPACE));
} }
LCONVPATHEXIST(td, args->from, &from); LCONVPATHEXIST(args->from, &from);
/* Expand LCONVPATHCREATE so that `from' can be freed on errors */ /* Expand LCONVPATHCREATE so that `from' can be freed on errors */
error = linux_emul_convpath(td, args->to, UIO_USERSPACE, &to, 1, AT_FDCWD); error = linux_emul_convpath(args->to, UIO_USERSPACE, &to, 1, AT_FDCWD);
if (to == NULL) { if (to == NULL) {
LFREEPATH(from); LFREEPATH(from);
return (error); return (error);
@ -973,9 +973,9 @@ linux_renameat2(struct thread *td, struct linux_renameat2_args *args)
return (kern_renameat(td, olddfd, args->oldname, newdfd, return (kern_renameat(td, olddfd, args->oldname, newdfd,
args->newname, UIO_USERSPACE)); args->newname, UIO_USERSPACE));
} }
LCONVPATHEXIST_AT(td, args->oldname, &from, olddfd); LCONVPATHEXIST_AT(args->oldname, &from, olddfd);
/* Expand LCONVPATHCREATE so that `from' can be freed on errors */ /* Expand LCONVPATHCREATE so that `from' can be freed on errors */
error = linux_emul_convpath(td, args->newname, UIO_USERSPACE, &to, 1, newdfd); error = linux_emul_convpath(args->newname, UIO_USERSPACE, &to, 1, newdfd);
if (to == NULL) { if (to == NULL) {
LFREEPATH(from); LFREEPATH(from);
return (error); return (error);
@ -997,9 +997,9 @@ linux_symlink(struct thread *td, struct linux_symlink_args *args)
return (kern_symlinkat(td, args->path, AT_FDCWD, args->to, return (kern_symlinkat(td, args->path, AT_FDCWD, args->to,
UIO_USERSPACE)); UIO_USERSPACE));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
/* Expand LCONVPATHCREATE so that `path' can be freed on errors */ /* Expand LCONVPATHCREATE so that `path' can be freed on errors */
error = linux_emul_convpath(td, args->to, UIO_USERSPACE, &to, 1, AT_FDCWD); error = linux_emul_convpath(args->to, UIO_USERSPACE, &to, 1, AT_FDCWD);
if (to == NULL) { if (to == NULL) {
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -1022,9 +1022,9 @@ linux_symlinkat(struct thread *td, struct linux_symlinkat_args *args)
return (kern_symlinkat(td, args->oldname, dfd, args->newname, return (kern_symlinkat(td, args->oldname, dfd, args->newname,
UIO_USERSPACE)); UIO_USERSPACE));
} }
LCONVPATHEXIST(td, args->oldname, &path); LCONVPATHEXIST(args->oldname, &path);
/* Expand LCONVPATHCREATE so that `path' can be freed on errors */ /* Expand LCONVPATHCREATE so that `path' can be freed on errors */
error = linux_emul_convpath(td, args->newname, UIO_USERSPACE, &to, 1, dfd); error = linux_emul_convpath(args->newname, UIO_USERSPACE, &to, 1, dfd);
if (to == NULL) { if (to == NULL) {
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -1046,7 +1046,7 @@ linux_readlink(struct thread *td, struct linux_readlink_args *args)
return (kern_readlinkat(td, AT_FDCWD, args->name, UIO_USERSPACE, return (kern_readlinkat(td, AT_FDCWD, args->name, UIO_USERSPACE,
args->buf, UIO_USERSPACE, args->count)); args->buf, UIO_USERSPACE, args->count));
} }
LCONVPATHEXIST(td, args->name, &name); LCONVPATHEXIST(args->name, &name);
error = kern_readlinkat(td, AT_FDCWD, name, UIO_SYSSPACE, error = kern_readlinkat(td, AT_FDCWD, name, UIO_SYSSPACE,
args->buf, UIO_USERSPACE, args->count); args->buf, UIO_USERSPACE, args->count);
LFREEPATH(name); LFREEPATH(name);
@ -1065,7 +1065,7 @@ linux_readlinkat(struct thread *td, struct linux_readlinkat_args *args)
return (kern_readlinkat(td, dfd, args->path, UIO_USERSPACE, return (kern_readlinkat(td, dfd, args->path, UIO_USERSPACE,
args->buf, UIO_USERSPACE, args->bufsiz)); args->buf, UIO_USERSPACE, args->bufsiz));
} }
LCONVPATHEXIST_AT(td, args->path, &name, dfd); LCONVPATHEXIST_AT(args->path, &name, dfd);
error = kern_readlinkat(td, dfd, name, UIO_SYSSPACE, args->buf, error = kern_readlinkat(td, dfd, name, UIO_SYSSPACE, args->buf,
UIO_USERSPACE, args->bufsiz); UIO_USERSPACE, args->bufsiz);
LFREEPATH(name); LFREEPATH(name);
@ -1081,7 +1081,7 @@ linux_truncate(struct thread *td, struct linux_truncate_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
return (kern_truncate(td, args->path, UIO_USERSPACE, args->length)); return (kern_truncate(td, args->path, UIO_USERSPACE, args->length));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_truncate(td, path, UIO_SYSSPACE, args->length); error = kern_truncate(td, path, UIO_SYSSPACE, args->length);
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -1104,7 +1104,7 @@ linux_truncate64(struct thread *td, struct linux_truncate64_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
return (kern_truncate(td, args->path, UIO_USERSPACE, length)); return (kern_truncate(td, args->path, UIO_USERSPACE, length));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_truncate(td, path, UIO_SYSSPACE, length); error = kern_truncate(td, path, UIO_SYSSPACE, length);
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -1145,9 +1145,9 @@ linux_link(struct thread *td, struct linux_link_args *args)
return (kern_linkat(td, AT_FDCWD, AT_FDCWD, args->path, args->to, return (kern_linkat(td, AT_FDCWD, AT_FDCWD, args->path, args->to,
UIO_USERSPACE, AT_SYMLINK_FOLLOW)); UIO_USERSPACE, AT_SYMLINK_FOLLOW));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
/* Expand LCONVPATHCREATE so that `path' can be freed on errors */ /* Expand LCONVPATHCREATE so that `path' can be freed on errors */
error = linux_emul_convpath(td, args->to, UIO_USERSPACE, &to, 1, AT_FDCWD); error = linux_emul_convpath(args->to, UIO_USERSPACE, &to, 1, AT_FDCWD);
if (to == NULL) { if (to == NULL) {
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -1179,9 +1179,9 @@ linux_linkat(struct thread *td, struct linux_linkat_args *args)
return (kern_linkat(td, olddfd, newdfd, args->oldname, return (kern_linkat(td, olddfd, newdfd, args->oldname,
args->newname, UIO_USERSPACE, flag)); args->newname, UIO_USERSPACE, flag));
} }
LCONVPATHEXIST_AT(td, args->oldname, &path, olddfd); LCONVPATHEXIST_AT(args->oldname, &path, olddfd);
/* Expand LCONVPATHCREATE so that `path' can be freed on errors */ /* Expand LCONVPATHCREATE so that `path' can be freed on errors */
error = linux_emul_convpath(td, args->newname, UIO_USERSPACE, &to, 1, newdfd); error = linux_emul_convpath(args->newname, UIO_USERSPACE, &to, 1, newdfd);
if (to == NULL) { if (to == NULL) {
LFREEPATH(path); LFREEPATH(path);
return (error); return (error);
@ -1775,7 +1775,7 @@ linux_chown(struct thread *td, struct linux_chown_args *args)
return (kern_fchownat(td, AT_FDCWD, args->path, UIO_USERSPACE, return (kern_fchownat(td, AT_FDCWD, args->path, UIO_USERSPACE,
args->uid, args->gid, 0)); args->uid, args->gid, 0));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_fchownat(td, AT_FDCWD, path, UIO_SYSSPACE, args->uid, error = kern_fchownat(td, AT_FDCWD, path, UIO_SYSSPACE, args->uid,
args->gid, 0); args->gid, 0);
LFREEPATH(path); LFREEPATH(path);
@ -1805,7 +1805,7 @@ linux_fchownat(struct thread *td, struct linux_fchownat_args *args)
return (kern_fchownat(td, dfd, args->filename, UIO_USERSPACE, return (kern_fchownat(td, dfd, args->filename, UIO_USERSPACE,
args->uid, args->gid, flag)); args->uid, args->gid, flag));
} }
LCONVPATHEXIST_AT(td, args->filename, &path, dfd); LCONVPATHEXIST_AT(args->filename, &path, dfd);
error = kern_fchownat(td, dfd, path, UIO_SYSSPACE, args->uid, args->gid, error = kern_fchownat(td, dfd, path, UIO_SYSSPACE, args->uid, args->gid,
flag); flag);
LFREEPATH(path); LFREEPATH(path);
@ -1823,7 +1823,7 @@ linux_lchown(struct thread *td, struct linux_lchown_args *args)
return (kern_fchownat(td, AT_FDCWD, args->path, UIO_USERSPACE, args->uid, return (kern_fchownat(td, AT_FDCWD, args->path, UIO_USERSPACE, args->uid,
args->gid, AT_SYMLINK_NOFOLLOW)); args->gid, AT_SYMLINK_NOFOLLOW));
} }
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = kern_fchownat(td, AT_FDCWD, path, UIO_SYSSPACE, args->uid, args->gid, error = kern_fchownat(td, AT_FDCWD, path, UIO_SYSSPACE, args->uid, args->gid,
AT_SYMLINK_NOFOLLOW); AT_SYMLINK_NOFOLLOW);
LFREEPATH(path); LFREEPATH(path);

14
sys/compat/linux/linux_misc.c
View File

@ -279,7 +279,7 @@ linux_uselib(struct thread *td, struct linux_uselib_args *args)
UIO_USERSPACE, args->library, td); UIO_USERSPACE, args->library, td);
error = namei(&ni); error = namei(&ni);
} else { } else {
LCONVPATHEXIST(td, args->library, &library); LCONVPATHEXIST(args->library, &library);
NDINIT(&ni, LOOKUP, ISOPEN | FOLLOW | LOCKLEAF | AUDITVNODE1, NDINIT(&ni, LOOKUP, ISOPEN | FOLLOW | LOCKLEAF | AUDITVNODE1,
UIO_SYSSPACE, library, td); UIO_SYSSPACE, library, td);
error = namei(&ni); error = namei(&ni);
@ -759,7 +759,7 @@ linux_utime(struct thread *td, struct linux_utime_args *args)
error = kern_utimesat(td, AT_FDCWD, args->fname, UIO_USERSPACE, error = kern_utimesat(td, AT_FDCWD, args->fname, UIO_USERSPACE,
tvp, UIO_SYSSPACE); tvp, UIO_SYSSPACE);
} else { } else {
LCONVPATHEXIST(td, args->fname, &fname); LCONVPATHEXIST(args->fname, &fname);
error = kern_utimesat(td, AT_FDCWD, fname, UIO_SYSSPACE, tvp, error = kern_utimesat(td, AT_FDCWD, fname, UIO_SYSSPACE, tvp,
UIO_SYSSPACE); UIO_SYSSPACE);
LFREEPATH(fname); LFREEPATH(fname);
@ -791,7 +791,7 @@ linux_utimes(struct thread *td, struct linux_utimes_args *args)
error = kern_utimesat(td, AT_FDCWD, args->fname, UIO_USERSPACE, error = kern_utimesat(td, AT_FDCWD, args->fname, UIO_USERSPACE,
tvp, UIO_SYSSPACE); tvp, UIO_SYSSPACE);
} else { } else {
LCONVPATHEXIST(td, args->fname, &fname); LCONVPATHEXIST(args->fname, &fname);
error = kern_utimesat(td, AT_FDCWD, fname, UIO_SYSSPACE, error = kern_utimesat(td, AT_FDCWD, fname, UIO_SYSSPACE,
tvp, UIO_SYSSPACE); tvp, UIO_SYSSPACE);
LFREEPATH(fname); LFREEPATH(fname);
@ -859,7 +859,7 @@ linux_common_utimensat(struct thread *td, int ldfd, const char *pathname,
} }
if (pathname != NULL) if (pathname != NULL)
LCONVPATHEXIST_AT(td, pathname, &path, dfd); LCONVPATHEXIST_AT(pathname, &path, dfd);
else if (lflags != 0) else if (lflags != 0)
return (EINVAL); return (EINVAL);
@ -978,7 +978,7 @@ linux_futimesat(struct thread *td, struct linux_futimesat_args *args)
error = kern_utimesat(td, dfd, args->filename, UIO_USERSPACE, error = kern_utimesat(td, dfd, args->filename, UIO_USERSPACE,
tvp, UIO_SYSSPACE); tvp, UIO_SYSSPACE);
} else { } else {
LCONVPATHEXIST_AT(td, args->filename, &fname, dfd); LCONVPATHEXIST_AT(args->filename, &fname, dfd);
error = kern_utimesat(td, dfd, fname, UIO_SYSSPACE, error = kern_utimesat(td, dfd, fname, UIO_SYSSPACE,
tvp, UIO_SYSSPACE); tvp, UIO_SYSSPACE);
LFREEPATH(fname); LFREEPATH(fname);
@ -1152,7 +1152,7 @@ linux_mknod(struct thread *td, struct linux_mknod_args *args)
path = args->path; path = args->path;
seg = UIO_USERSPACE; seg = UIO_USERSPACE;
} else { } else {
LCONVPATHCREAT(td, args->path, &path); LCONVPATHCREAT(args->path, &path);
seg = UIO_SYSSPACE; seg = UIO_SYSSPACE;
} }
@ -1208,7 +1208,7 @@ linux_mknodat(struct thread *td, struct linux_mknodat_args *args)
path = __DECONST(char *, args->filename); path = __DECONST(char *, args->filename);
seg = UIO_USERSPACE; seg = UIO_USERSPACE;
} else { } else {
LCONVPATHCREAT_AT(td, args->filename, &path, dfd); LCONVPATHCREAT_AT(args->filename, &path, dfd);
seg = UIO_SYSSPACE; seg = UIO_SYSSPACE;
} }

22
sys/compat/linux/linux_stats.c
View File

@ -241,7 +241,7 @@ linux_newstat(struct thread *td, struct linux_newstat_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
error = linux_kern_stat(td, args->path, UIO_USERSPACE, &buf); error = linux_kern_stat(td, args->path, UIO_USERSPACE, &buf);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = linux_kern_stat(td, path, UIO_SYSSPACE, &buf); error = linux_kern_stat(td, path, UIO_SYSSPACE, &buf);
LFREEPATH(path); LFREEPATH(path);
} }
@ -260,7 +260,7 @@ linux_newlstat(struct thread *td, struct linux_newlstat_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
error = linux_kern_lstat(td, args->path, UIO_USERSPACE, &sb); error = linux_kern_lstat(td, args->path, UIO_USERSPACE, &sb);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = linux_kern_lstat(td, path, UIO_SYSSPACE, &sb); error = linux_kern_lstat(td, path, UIO_SYSSPACE, &sb);
LFREEPATH(path); LFREEPATH(path);
} }
@ -323,7 +323,7 @@ linux_stat(struct thread *td, struct linux_stat_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
error = linux_kern_stat(td, args->path, UIO_USERSPACE, &buf); error = linux_kern_stat(td, args->path, UIO_USERSPACE, &buf);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = linux_kern_stat(td, path, UIO_SYSSPACE, &buf); error = linux_kern_stat(td, path, UIO_SYSSPACE, &buf);
LFREEPATH(path); LFREEPATH(path);
} }
@ -343,7 +343,7 @@ linux_lstat(struct thread *td, struct linux_lstat_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
error = linux_kern_lstat(td, args->path, UIO_USERSPACE, &buf); error = linux_kern_lstat(td, args->path, UIO_USERSPACE, &buf);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
error = linux_kern_lstat(td, path, UIO_SYSSPACE, &buf); error = linux_kern_lstat(td, path, UIO_SYSSPACE, &buf);
LFREEPATH(path); LFREEPATH(path);
} }
@ -455,7 +455,7 @@ linux_statfs(struct thread *td, struct linux_statfs_args *args)
bsd_statfs = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK); bsd_statfs = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
error = kern_statfs(td, args->path, UIO_USERSPACE, bsd_statfs); error = kern_statfs(td, args->path, UIO_USERSPACE, bsd_statfs);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
bsd_statfs = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK); bsd_statfs = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
error = kern_statfs(td, path, UIO_SYSSPACE, bsd_statfs); error = kern_statfs(td, path, UIO_SYSSPACE, bsd_statfs);
LFREEPATH(path); LFREEPATH(path);
@ -503,7 +503,7 @@ linux_statfs64(struct thread *td, struct linux_statfs64_args *args)
bsd_statfs = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK); bsd_statfs = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
error = kern_statfs(td, args->path, UIO_USERSPACE, bsd_statfs); error = kern_statfs(td, args->path, UIO_USERSPACE, bsd_statfs);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
bsd_statfs = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK); bsd_statfs = malloc(sizeof(struct statfs), M_STATFS, M_WAITOK);
error = kern_statfs(td, path, UIO_SYSSPACE, bsd_statfs); error = kern_statfs(td, path, UIO_SYSSPACE, bsd_statfs);
LFREEPATH(path); LFREEPATH(path);
@ -617,7 +617,7 @@ linux_stat64(struct thread *td, struct linux_stat64_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
error = linux_kern_stat(td, args->filename, UIO_USERSPACE, &buf); error = linux_kern_stat(td, args->filename, UIO_USERSPACE, &buf);
} else { } else {
LCONVPATHEXIST(td, args->filename, &filename); LCONVPATHEXIST(args->filename, &filename);
error = linux_kern_stat(td, filename, UIO_SYSSPACE, &buf); error = linux_kern_stat(td, filename, UIO_SYSSPACE, &buf);
LFREEPATH(filename); LFREEPATH(filename);
} }
@ -636,7 +636,7 @@ linux_lstat64(struct thread *td, struct linux_lstat64_args *args)
if (!LUSECONVPATH(td)) { if (!LUSECONVPATH(td)) {
error = linux_kern_lstat(td, args->filename, UIO_USERSPACE, &sb); error = linux_kern_lstat(td, args->filename, UIO_USERSPACE, &sb);
} else { } else {
LCONVPATHEXIST(td, args->filename, &filename); LCONVPATHEXIST(args->filename, &filename);
error = linux_kern_lstat(td, filename, UIO_SYSSPACE, &sb); error = linux_kern_lstat(td, filename, UIO_SYSSPACE, &sb);
LFREEPATH(filename); LFREEPATH(filename);
} }
@ -681,7 +681,7 @@ linux_fstatat64(struct thread *td, struct linux_fstatat64_args *args)
error = linux_kern_statat(td, flag, dfd, args->pathname, error = linux_kern_statat(td, flag, dfd, args->pathname,
UIO_USERSPACE, &buf); UIO_USERSPACE, &buf);
} else { } else {
LCONVPATHEXIST_AT(td, args->pathname, &path, dfd); LCONVPATHEXIST_AT(args->pathname, &path, dfd);
error = linux_kern_statat(td, flag, dfd, path, UIO_SYSSPACE, &buf); error = linux_kern_statat(td, flag, dfd, path, UIO_SYSSPACE, &buf);
LFREEPATH(path); LFREEPATH(path);
} }
@ -716,7 +716,7 @@ linux_newfstatat(struct thread *td, struct linux_newfstatat_args *args)
error = linux_kern_statat(td, flag, dfd, args->pathname, error = linux_kern_statat(td, flag, dfd, args->pathname,
UIO_USERSPACE, &buf); UIO_USERSPACE, &buf);
} else { } else {
LCONVPATHEXIST_AT(td, args->pathname, &path, dfd); LCONVPATHEXIST_AT(args->pathname, &path, dfd);
error = linux_kern_statat(td, flag, dfd, path, UIO_SYSSPACE, &buf); error = linux_kern_statat(td, flag, dfd, path, UIO_SYSSPACE, &buf);
LFREEPATH(path); LFREEPATH(path);
} }
@ -790,7 +790,7 @@ linux_statx(struct thread *td, struct linux_statx_args *args)
error = linux_kern_statat(td, flags, dirfd, args->pathname, error = linux_kern_statat(td, flags, dirfd, args->pathname,
UIO_USERSPACE, &buf); UIO_USERSPACE, &buf);
} else { } else {
LCONVPATHEXIST_AT(td, args->pathname, &path, dirfd); LCONVPATHEXIST_AT(args->pathname, &path, dirfd);
error = linux_kern_statat(td, flags, dirfd, path, UIO_SYSSPACE, &buf); error = linux_kern_statat(td, flags, dirfd, path, UIO_SYSSPACE, &buf);
LFREEPATH(path); LFREEPATH(path);
} }

4
sys/compat/linux/linux_uid16.c
View File

@ -84,7 +84,7 @@ linux_chown16(struct thread *td, struct linux_chown16_args *args)
error = kern_fchownat(td, AT_FDCWD, args->path, UIO_USERSPACE, error = kern_fchownat(td, AT_FDCWD, args->path, UIO_USERSPACE,
CAST_NOCHG(args->uid), CAST_NOCHG(args->gid), 0); CAST_NOCHG(args->uid), CAST_NOCHG(args->gid), 0);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
/* /*
* The DTrace probes have to be after the LCONVPATHEXIST, as * The DTrace probes have to be after the LCONVPATHEXIST, as
* LCONVPATHEXIST may return on its own and we do not want to * LCONVPATHEXIST may return on its own and we do not want to
@ -109,7 +109,7 @@ linux_lchown16(struct thread *td, struct linux_lchown16_args *args)
error = kern_fchownat(td, AT_FDCWD, args->path, UIO_USERSPACE, error = kern_fchownat(td, AT_FDCWD, args->path, UIO_USERSPACE,
CAST_NOCHG(args->uid), CAST_NOCHG(args->gid), AT_SYMLINK_NOFOLLOW); CAST_NOCHG(args->uid), CAST_NOCHG(args->gid), AT_SYMLINK_NOFOLLOW);
} else { } else {
LCONVPATHEXIST(td, args->path, &path); LCONVPATHEXIST(args->path, &path);
/* /*
* The DTrace probes have to be after the LCONVPATHEXIST, as * The DTrace probes have to be after the LCONVPATHEXIST, as

4
sys/compat/linux/linux_util.c
View File

@ -90,12 +90,12 @@ SYSCTL_STRING(_compat_linux, OID_AUTO, emul_path, CTLFLAG_RWTUN,
* named file, i.e. we check if the directory it should be in exists. * named file, i.e. we check if the directory it should be in exists.
*/ */
int int
linux_emul_convpath(struct thread *td, const char *path, enum uio_seg pathseg, linux_emul_convpath(const char *path, enum uio_seg pathseg,
char **pbuf, int cflag, int dfd) char **pbuf, int cflag, int dfd)
{ {
int retval; int retval;
retval = kern_alternate_path(td, linux_emul_path, path, pathseg, pbuf, retval = kern_alternate_path(curthread, linux_emul_path, path, pathseg, pbuf,
cflag, dfd); cflag, dfd);
return (retval); return (retval);

18
sys/compat/linux/linux_util.h
View File

@ -51,27 +51,27 @@ MALLOC_DECLARE(M_EPOLL);
extern char linux_emul_path[]; extern char linux_emul_path[];
extern int linux_use_emul_path; extern int linux_use_emul_path;
int linux_emul_convpath(struct thread *, const char *, enum uio_seg, char **, int, int); int linux_emul_convpath(const char *, enum uio_seg, char **, int, int);
#define LUSECONVPATH(td) atomic_load_int(&linux_use_emul_path) #define LUSECONVPATH(td) atomic_load_int(&linux_use_emul_path)
#define LCONVPATH_AT(td, upath, pathp, i, dfd) \ #define LCONVPATH_AT(upath, pathp, i, dfd) \
do { \ do { \
int _error; \ int _error; \
\ \
_error = linux_emul_convpath(td, upath, UIO_USERSPACE, \ _error = linux_emul_convpath(upath, UIO_USERSPACE, \
pathp, i, dfd); \ pathp, i, dfd); \
if (*(pathp) == NULL) \ if (*(pathp) == NULL) \
return (_error); \ return (_error); \
} while (0) } while (0)
#define LCONVPATH(td, upath, pathp, i) \ #define LCONVPATH(upath, pathp, i) \
LCONVPATH_AT(td, upath, pathp, i, AT_FDCWD) LCONVPATH_AT(upath, pathp, i, AT_FDCWD)
#define LCONVPATHEXIST(td, upath, pathp) LCONVPATH(td, upath, pathp, 0) #define LCONVPATHEXIST(upath, pathp) LCONVPATH(upath, pathp, 0)
#define LCONVPATHEXIST_AT(td, upath, pathp, dfd) LCONVPATH_AT(td, upath, pathp, 0, dfd) #define LCONVPATHEXIST_AT(upath, pathp, dfd) LCONVPATH_AT(upath, pathp, 0, dfd)
#define LCONVPATHCREAT(td, upath, pathp) LCONVPATH(td, upath, pathp, 1) #define LCONVPATHCREAT(upath, pathp) LCONVPATH(upath, pathp, 1)
#define LCONVPATHCREAT_AT(td, upath, pathp, dfd) LCONVPATH_AT(td, upath, pathp, 1, dfd) #define LCONVPATHCREAT_AT(upath, pathp, dfd) LCONVPATH_AT(upath, pathp, 1, dfd)
#define LFREEPATH(path) free(path, M_TEMP) #define LFREEPATH(path) free(path, M_TEMP)
#define DUMMY(s) \ #define DUMMY(s) \

2
sys/i386/linux/linux_machdep.c
View File

@ -108,7 +108,7 @@ linux_execve(struct thread *td, struct linux_execve_args *args)
error = exec_copyin_args(&eargs, args->path, UIO_USERSPACE, error = exec_copyin_args(&eargs, args->path, UIO_USERSPACE,
args->argp, args->envp); args->argp, args->envp);
} else { } else {
LCONVPATHEXIST(td, args->path, &newpath); LCONVPATHEXIST(args->path, &newpath);
error = exec_copyin_args(&eargs, newpath, UIO_SYSSPACE, error = exec_copyin_args(&eargs, newpath, UIO_SYSSPACE,
args->argp, args->envp); args->argp, args->envp);
LFREEPATH(newpath); LFREEPATH(newpath);