diff options
Diffstat (limited to 'linux-user/syscall.c')
| -rw-r--r-- | linux-user/syscall.c | 49 |
1 files changed, 47 insertions, 2 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 3de792a..5521258 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -3914,7 +3914,8 @@ static inline abi_ulong do_shmat(CPUArchState *cpu_env, else { abi_ulong mmap_start; - mmap_start = mmap_find_vma(0, shm_info.shm_segsz); + /* In order to use the host shmat, we need to honor host SHMLBA. */ + mmap_start = mmap_find_vma(0, shm_info.shm_segsz, MAX(SHMLBA, shmlba)); if (mmap_start == -1) { errno = ENOMEM; @@ -6412,6 +6413,11 @@ static inline abi_long host_to_target_stat64(void *cpu_env, __put_user(host_st->st_atime, &target_st->target_st_atime); __put_user(host_st->st_mtime, &target_st->target_st_mtime); __put_user(host_st->st_ctime, &target_st->target_st_ctime); +#if _POSIX_C_SOURCE >= 200809L || _XOPEN_SOURCE >= 700 + __put_user(host_st->st_atim.tv_nsec, &target_st->target_st_atime_nsec); + __put_user(host_st->st_mtim.tv_nsec, &target_st->target_st_mtime_nsec); + __put_user(host_st->st_ctim.tv_nsec, &target_st->target_st_ctime_nsec); +#endif unlock_user_struct(target_st, target_addr, 1); } else #endif @@ -6442,6 +6448,11 @@ static inline abi_long host_to_target_stat64(void *cpu_env, __put_user(host_st->st_atime, &target_st->target_st_atime); __put_user(host_st->st_mtime, &target_st->target_st_mtime); __put_user(host_st->st_ctime, &target_st->target_st_ctime); +#if _POSIX_C_SOURCE >= 200809L || _XOPEN_SOURCE >= 700 + __put_user(host_st->st_atim.tv_nsec, &target_st->target_st_atime_nsec); + __put_user(host_st->st_mtim.tv_nsec, &target_st->target_st_mtime_nsec); + __put_user(host_st->st_ctim.tv_nsec, &target_st->target_st_ctime_nsec); +#endif unlock_user_struct(target_st, target_addr, 1); } @@ -6790,12 +6801,15 @@ static int is_proc_myself(const char *filename, const char *entry) return 0; } -#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN) +#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN) || \ + defined(TARGET_SPARC) || defined(TARGET_M68K) static int is_proc(const char *filename, const char *entry) { return strcmp(filename, entry) == 0; } +#endif +#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN) static int open_net_route(void *cpu_env, int fd) { FILE *fp; @@ -6840,6 +6854,22 @@ static int open_net_route(void *cpu_env, int fd) } #endif +#if defined(TARGET_SPARC) +static int open_cpuinfo(void *cpu_env, int fd) +{ + dprintf(fd, "type\t\t: sun4u\n"); + return 0; +} +#endif + +#if defined(TARGET_M68K) +static int open_hardware(void *cpu_env, int fd) +{ + dprintf(fd, "Model:\t\tqemu-m68k\n"); + return 0; +} +#endif + static int do_openat(void *cpu_env, int dirfd, const char *pathname, int flags, mode_t mode) { struct fake_open { @@ -6856,6 +6886,12 @@ static int do_openat(void *cpu_env, int dirfd, const char *pathname, int flags, #if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN) { "/proc/net/route", open_net_route, is_proc }, #endif +#if defined(TARGET_SPARC) + { "/proc/cpuinfo", open_cpuinfo, is_proc }, +#endif +#if defined(TARGET_M68K) + { "/proc/hardware", open_hardware, is_proc }, +#endif { NULL, NULL, NULL } }; @@ -8870,6 +8906,15 @@ static abi_long do_syscall1(void *cpu_env, int num, abi_long arg1, __put_user(st.st_atime, &target_st->target_st_atime); __put_user(st.st_mtime, &target_st->target_st_mtime); __put_user(st.st_ctime, &target_st->target_st_ctime); +#if (_POSIX_C_SOURCE >= 200809L || _XOPEN_SOURCE >= 700) && \ + defined(TARGET_STAT_HAVE_NSEC) + __put_user(st.st_atim.tv_nsec, + &target_st->target_st_atime_nsec); + __put_user(st.st_mtim.tv_nsec, + &target_st->target_st_mtime_nsec); + __put_user(st.st_ctim.tv_nsec, + &target_st->target_st_ctime_nsec); +#endif unlock_user_struct(target_st, arg2, 1); } } |