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[Qemu-devel] [PATCH v2 018/108] linux-user: Split out chdir, mknod, mkno
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v2 018/108] linux-user: Split out chdir, mknod, mknodat, time, chmod |
Date: |
Sat, 9 Jun 2018 17:00:50 -1000 |
All targets define mknodat; remove the ifdef.
Signed-off-by: Richard Henderson <address@hidden>
---
linux-user/syscall.c | 121 ++++++++++++++++++++++++++++---------------
1 file changed, 79 insertions(+), 42 deletions(-)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index e1b3c7e827..d32034ce38 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -7876,6 +7876,34 @@ IMPL(brk)
return do_brk(arg1);
}
+IMPL(chdir)
+{
+ char *p = lock_user_string(arg1);
+ abi_long ret;
+
+ if (!p) {
+ return -TARGET_EFAULT;
+ }
+ ret = get_errno(chdir(p));
+ unlock_user(p, arg1, 0);
+ return ret;
+}
+
+#ifdef TARGET_NR_chmod
+IMPL(chmod)
+{
+ char *p = lock_user_string(arg1);
+ abi_long ret;
+
+ if (!p) {
+ return -TARGET_EFAULT;
+ }
+ ret = get_errno(chmod(p, arg2));
+ unlock_user(p, arg1, 0);
+ return ret;
+}
+#endif
+
IMPL(close)
{
fd_trans_unregister(arg1);
@@ -8082,6 +8110,34 @@ IMPL(linkat)
return ret;
}
+#ifdef TARGET_NR_mknod
+IMPL(mknod)
+{
+ char *p = lock_user_string(arg1);
+ abi_long ret;
+
+ if (!p) {
+ return -TARGET_EFAULT;
+ }
+ ret = get_errno(mknod(p, arg2, arg3));
+ unlock_user(p, arg1, 0);
+ return ret;
+}
+#endif
+
+IMPL(mknodat)
+{
+ char *p = lock_user_string(arg2);
+ abi_long ret;
+
+ if (!p) {
+ return -TARGET_EFAULT;
+ }
+ ret = get_errno(mknodat(arg1, p, arg3, arg4));
+ unlock_user(p, arg2, 0);
+ return ret;
+}
+
#ifdef CONFIG_OPEN_BY_HANDLE
IMPL(name_to_handle_at)
{
@@ -8227,6 +8283,18 @@ IMPL(read)
return ret;
}
+#ifdef TARGET_NR_time
+IMPL(time)
+{
+ time_t host_time;
+ abi_long ret = get_errno(time(&host_time));
+ if (!is_error(ret) && arg1 && put_user_sal(host_time, arg1)) {
+ return -TARGET_EFAULT;
+ }
+ return ret;
+}
+#endif
+
#ifdef TARGET_NR_unlink
IMPL(unlink)
{
@@ -8328,48 +8396,6 @@ static abi_long do_syscall1(void *cpu_env, unsigned num,
abi_long arg1,
void *p;
switch(num) {
- case TARGET_NR_chdir:
- if (!(p = lock_user_string(arg1)))
- return -TARGET_EFAULT;
- ret = get_errno(chdir(p));
- unlock_user(p, arg1, 0);
- return ret;
-#ifdef TARGET_NR_time
- case TARGET_NR_time:
- {
- time_t host_time;
- ret = get_errno(time(&host_time));
- if (!is_error(ret)
- && arg1
- && put_user_sal(host_time, arg1))
- return -TARGET_EFAULT;
- }
- return ret;
-#endif
-#ifdef TARGET_NR_mknod
- case TARGET_NR_mknod:
- if (!(p = lock_user_string(arg1)))
- return -TARGET_EFAULT;
- ret = get_errno(mknod(p, arg2, arg3));
- unlock_user(p, arg1, 0);
- return ret;
-#endif
-#if defined(TARGET_NR_mknodat)
- case TARGET_NR_mknodat:
- if (!(p = lock_user_string(arg2)))
- return -TARGET_EFAULT;
- ret = get_errno(mknodat(arg1, p, arg3, arg4));
- unlock_user(p, arg2, 0);
- return ret;
-#endif
-#ifdef TARGET_NR_chmod
- case TARGET_NR_chmod:
- if (!(p = lock_user_string(arg1)))
- return -TARGET_EFAULT;
- ret = get_errno(chmod(p, arg2));
- unlock_user(p, arg1, 0);
- return ret;
-#endif
case TARGET_NR_lseek:
return get_errno(lseek(arg1, arg2, arg3));
#if defined(TARGET_NR_getxpid) && defined(TARGET_ALPHA)
@@ -12508,6 +12534,10 @@ static impl_fn *syscall_table(unsigned num)
*/
SYSCALL(brk);
SYSCALL(close);
+ SYSCALL(chdir);
+#ifdef TARGET_NR_chmod
+ SYSCALL(chmod);
+#endif
#ifdef TARGET_NR_creat
SYSCALL(creat);
#endif
@@ -12520,6 +12550,10 @@ static impl_fn *syscall_table(unsigned num)
SYSCALL(link);
#endif
SYSCALL(linkat);
+#ifdef TARGET_NR_mknod
+ SYSCALL(mknod);
+#endif
+ SYSCALL(mknodat);
#ifdef CONFIG_OPEN_BY_HANDLE
SYSCALL(name_to_handle_at);
#endif
@@ -12531,6 +12565,9 @@ static impl_fn *syscall_table(unsigned num)
SYSCALL(open_by_handle_at);
#endif
SYSCALL(read);
+#ifdef TARGET_NR_time
+ SYSCALL(time);
+#endif
#ifdef TARGET_NR_unlink
SYSCALL(unlink);
#endif
--
2.17.1
- [Qemu-devel] [PATCH v2 009/108] linux-user: Set up infrastructure for table-izing syscalls, (continued)
- [Qemu-devel] [PATCH v2 009/108] linux-user: Set up infrastructure for table-izing syscalls, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 010/108] linux-user: Split out brk, close, exit, read, write, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 003/108] linux-user: Relax single exit from "break", Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 011/108] linux-user: Split out execve, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 012/108] linux-user: Split out open, openat, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 013/108] linux-user: Split out name_to_handle_at, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 014/108] linux-user: Split out open_to_handle_at, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 016/108] linux-user: Split out link, linkat, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 015/108] linux-user: Split out creat, fork, waitid, waitpid, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 017/108] linux-user: Split out unlink, unlinkat, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 018/108] linux-user: Split out chdir, mknod, mknodat, time, chmod,
Richard Henderson <=
- [Qemu-devel] [PATCH v2 019/108] linux-user: Split out getpid, getxpid, lseek, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 020/108] linux-user: Split out mount, umount, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 021/108] linux-user: Split out alarm, pause, stime, utime, utimes, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 022/108] linux-user: Split out access, faccessat, futimesat, kill, nice, sync, syncfs, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 023/108] linux-user: Split out rename, renameat, renameat2, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 024/108] linux-user: Split out dup, mkdir, mkdirat, rmdir, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 025/108] linux-user: Split out acct, pipe, pipe2, times, umount2, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 027/108] linux-user: Split out chroot, dup2, dup3, fcntl, setpgid, umask, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 026/108] linux-user: Split out ioctl, Richard Henderson, 2018/06/09
- [Qemu-devel] [PATCH v2 028/108] linux-user: Split out getpgrp, getppid, setsid, Richard Henderson, 2018/06/09