diff options
Diffstat (limited to 'linux-user')
| -rw-r--r-- | linux-user/syscall.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 36eb9f5b53..fdf74e12f9 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -6865,6 +6865,46 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, break; #endif +#ifdef CONFIG_SPLICE +#ifdef TARGET_NR_tee + case TARGET_NR_tee: + { + ret = get_errno(tee(arg1,arg2,arg3,arg4)); + } + break; +#endif +#ifdef TARGET_NR_splice + case TARGET_NR_splice: + { + loff_t loff_in, loff_out; + loff_t *ploff_in = NULL, *ploff_out = NULL; + if(arg2) { + get_user_u64(loff_in, arg2); + ploff_in = &loff_in; + } + if(arg4) { + get_user_u64(loff_out, arg2); + ploff_out = &loff_out; + } + ret = get_errno(splice(arg1, ploff_in, arg3, ploff_out, arg5, arg6)); + } + break; +#endif +#ifdef TARGET_NR_vmsplice + case TARGET_NR_vmsplice: + { + int count = arg3; + struct iovec *vec; + + vec = alloca(count * sizeof(struct iovec)); + if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) + goto efault; + ret = get_errno(vmsplice(arg1, vec, count, arg4)); + unlock_iovec(vec, arg2, count, 0); + } + break; +#endif +#endif /* CONFIG_SPLICE */ default: unimplemented: gemu_log("qemu: Unsupported syscall: %d\n", num); |