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authorBlue Swirl <blauwirbel@gmail.com>2013-01-19 09:54:31 +0000
committerBlue Swirl <blauwirbel@gmail.com>2013-01-19 09:54:31 +0000
commit48b8599c991715eeae74f0cb650fc4284cb69227 (patch)
tree3be5e5e66100111d093a29a553bbe93bbd6ae9c8
parentddc01bf16e9f04b3e72c1b946b0b8efeb7a545d2 (diff)
parent9468a5d4904223af2c47131f32e3a0555142e4e3 (diff)
downloadqemu-arm-48b8599c991715eeae74f0cb650fc4284cb69227.tar.gz
Merge branch 'axp-next' of git://github.com/rth7680/qemu
* 'axp-next' of git://github.com/rth7680/qemu: alpha-linux-user: Correct select alpha-linux-user: Translate fcntl l_type
-rw-r--r--linux-user/syscall.c40
-rw-r--r--linux-user/syscall_defs.h18
2 files changed, 46 insertions, 12 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 3167a87549..693e66fc4f 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -4512,6 +4512,16 @@ static int target_to_host_fcntl_cmd(int cmd)
return -TARGET_EINVAL;
}
+#define TRANSTBL_CONVERT(a) { -1, TARGET_##a, -1, a }
+static const bitmask_transtbl flock_tbl[] = {
+ TRANSTBL_CONVERT(F_RDLCK),
+ TRANSTBL_CONVERT(F_WRLCK),
+ TRANSTBL_CONVERT(F_UNLCK),
+ TRANSTBL_CONVERT(F_EXLCK),
+ TRANSTBL_CONVERT(F_SHLCK),
+ { 0, 0, 0, 0 }
+};
+
static abi_long do_fcntl(int fd, int cmd, abi_ulong arg)
{
struct flock fl;
@@ -4528,7 +4538,8 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg)
case TARGET_F_GETLK:
if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1))
return -TARGET_EFAULT;
- fl.l_type = tswap16(target_fl->l_type);
+ fl.l_type =
+ target_to_host_bitmask(tswap16(target_fl->l_type), flock_tbl);
fl.l_whence = tswap16(target_fl->l_whence);
fl.l_start = tswapal(target_fl->l_start);
fl.l_len = tswapal(target_fl->l_len);
@@ -4538,7 +4549,8 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg)
if (ret == 0) {
if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0))
return -TARGET_EFAULT;
- target_fl->l_type = tswap16(fl.l_type);
+ target_fl->l_type =
+ host_to_target_bitmask(tswap16(fl.l_type), flock_tbl);
target_fl->l_whence = tswap16(fl.l_whence);
target_fl->l_start = tswapal(fl.l_start);
target_fl->l_len = tswapal(fl.l_len);
@@ -4551,7 +4563,8 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg)
case TARGET_F_SETLKW:
if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1))
return -TARGET_EFAULT;
- fl.l_type = tswap16(target_fl->l_type);
+ fl.l_type =
+ target_to_host_bitmask(tswap16(target_fl->l_type), flock_tbl);
fl.l_whence = tswap16(target_fl->l_whence);
fl.l_start = tswapal(target_fl->l_start);
fl.l_len = tswapal(target_fl->l_len);
@@ -4563,7 +4576,8 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg)
case TARGET_F_GETLK64:
if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1))
return -TARGET_EFAULT;
- fl64.l_type = tswap16(target_fl64->l_type) >> 1;
+ fl64.l_type =
+ target_to_host_bitmask(tswap16(target_fl64->l_type), flock_tbl) >> 1;
fl64.l_whence = tswap16(target_fl64->l_whence);
fl64.l_start = tswap64(target_fl64->l_start);
fl64.l_len = tswap64(target_fl64->l_len);
@@ -4573,7 +4587,8 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg)
if (ret == 0) {
if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0))
return -TARGET_EFAULT;
- target_fl64->l_type = tswap16(fl64.l_type) >> 1;
+ target_fl64->l_type =
+ host_to_target_bitmask(tswap16(fl64.l_type), flock_tbl) >> 1;
target_fl64->l_whence = tswap16(fl64.l_whence);
target_fl64->l_start = tswap64(fl64.l_start);
target_fl64->l_len = tswap64(fl64.l_len);
@@ -4585,7 +4600,8 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg)
case TARGET_F_SETLKW64:
if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1))
return -TARGET_EFAULT;
- fl64.l_type = tswap16(target_fl64->l_type) >> 1;
+ fl64.l_type =
+ target_to_host_bitmask(tswap16(target_fl64->l_type), flock_tbl) >> 1;
fl64.l_whence = tswap16(target_fl64->l_whence);
fl64.l_start = tswap64(target_fl64->l_start);
fl64.l_len = tswap64(target_fl64->l_len);
@@ -6211,8 +6227,11 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
ret = get_errno(settimeofday(&tv, NULL));
}
break;
-#if defined(TARGET_NR_select) && !defined(TARGET_S390X) && !defined(TARGET_S390)
+#if defined(TARGET_NR_select)
case TARGET_NR_select:
+#if defined(TARGET_S390X) || defined(TARGET_ALPHA)
+ ret = do_select(arg1, arg2, arg3, arg4, arg5);
+#else
{
struct target_sel_arg_struct *sel;
abi_ulong inp, outp, exp, tvp;
@@ -6228,6 +6247,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
unlock_user_struct(sel, arg1, 0);
ret = do_select(nsel, inp, outp, exp, tvp);
}
+#endif
break;
#endif
#ifdef TARGET_NR_pselect6
@@ -7151,12 +7171,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
}
break;
#endif /* TARGET_NR_getdents64 */
-#if defined(TARGET_NR__newselect) || defined(TARGET_S390X)
-#ifdef TARGET_S390X
- case TARGET_NR_select:
-#else
+#if defined(TARGET_NR__newselect)
case TARGET_NR__newselect:
-#endif
ret = do_select(arg1, arg2, arg3, arg4, arg5);
break;
#endif
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index f8f553915d..92c01a9603 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -2017,6 +2017,12 @@ struct target_statfs64 {
#define TARGET_F_SETLKW 9
#define TARGET_F_SETOWN 5 /* for sockets. */
#define TARGET_F_GETOWN 6 /* for sockets. */
+
+#define TARGET_F_RDLCK 1
+#define TARGET_F_WRLCK 2
+#define TARGET_F_UNLCK 8
+#define TARGET_F_EXLCK 16
+#define TARGET_F_SHLCK 32
#elif defined(TARGET_MIPS)
#define TARGET_F_GETLK 14
#define TARGET_F_SETLK 6
@@ -2031,6 +2037,18 @@ struct target_statfs64 {
#define TARGET_F_GETOWN 9 /* for sockets. */
#endif
+#ifndef TARGET_F_RDLCK
+#define TARGET_F_RDLCK 0
+#define TARGET_F_WRLCK 1
+#define TARGET_F_UNLCK 2
+#endif
+
+#ifndef TARGET_F_EXLCK
+#define TARGET_F_EXLCK 4
+#define TARGET_F_SHLCK 8
+#endif
+
+
#define TARGET_F_SETSIG 10 /* for sockets. */
#define TARGET_F_GETSIG 11 /* for sockets. */