diff options
Diffstat (limited to 'linux-user/syscall.c')
| -rw-r--r-- | linux-user/syscall.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 329fb0f3a3..4a4a4f7cbe 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -958,6 +958,18 @@ StructEntry struct_termios_def = { .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, }; +static bitmask_transtbl mmap_flags_tbl[] = { + { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, + { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, + { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, + { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, + { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, + { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, + { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, + { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, + { 0, 0, 0, 0 } +}; + #ifdef TARGET_I386 /* NOTE: there is really one LDT for all the threads */ @@ -1744,7 +1756,9 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, v4 = tswap32(vptr[3]); v5 = tswap32(vptr[4]); v6 = tswap32(vptr[5]); - ret = get_errno(target_mmap(v1, v2, v3, v4, v5, v6)); + ret = get_errno(target_mmap(v1, v2, v3, + target_to_host_bitmask(v4, mmap_flags_tbl), + v5, v6)); } break; #endif @@ -1753,7 +1767,9 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, #else case TARGET_NR_mmap: #endif - ret = get_errno(target_mmap(arg1, arg2, arg3, arg4, arg5, + ret = get_errno(target_mmap(arg1, arg2, arg3, + target_to_host_bitmask(arg4, mmap_flags_tbl), + arg5, arg6 << TARGET_PAGE_BITS)); break; case TARGET_NR_munmap: |