Commit 7e3b92ec authored by Peter Maydell's avatar Peter Maydell Committed by Riku Voipio
Browse files

linux-user: Support F_GETPIPE_SZ and F_SETPIPE_SZ fcntls 



Support the F_GETPIPE_SZ and F_SETPIPE_SZ fcntl operations.

Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Reviewed-by: default avatarLaurent Vivier <laurent@vivier.eu>
Signed-off-by: default avatarRiku Voipio <riku.voipio@linaro.org>
parent 4debae6f

linux-user/strace.c

+7 −0
Original line number Diff line number Diff line
@@ -918,6 +918,13 @@ print_fcntl(const struct syscallname *name, 
    case TARGET_F_GETLEASE:

        gemu_log("F_GETLEASE");

        break;

    case TARGET_F_SETPIPE_SZ:

        gemu_log("F_SETPIPE_SZ,");

        print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);

        break;

    case TARGET_F_GETPIPE_SZ:

        gemu_log("F_GETPIPE_SZ");

        break;

    case TARGET_F_DUPFD_CLOEXEC:

        gemu_log("F_DUPFD_CLOEXEC,");

        print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);

linux-user/syscall.c

+6 −0
Original line number Diff line number Diff line
@@ -5585,6 +5585,10 @@ static int target_to_host_fcntl_cmd(int cmd) 
	case TARGET_F_SETOWN_EX:

	    return F_SETOWN_EX;

#endif

        case TARGET_F_SETPIPE_SZ:

            return F_SETPIPE_SZ;

        case TARGET_F_GETPIPE_SZ:

            return F_GETPIPE_SZ;

	default:

            return -TARGET_EINVAL;

    }
@@ -5822,6 +5826,8 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) 
    case TARGET_F_GETSIG:

    case TARGET_F_SETLEASE:

    case TARGET_F_GETLEASE:

    case TARGET_F_SETPIPE_SZ:

    case TARGET_F_GETPIPE_SZ:

        ret = get_errno(safe_fcntl(fd, host_cmd, arg));

        break;

linux-user/syscall_defs.h

+2 −0
Original line number Diff line number Diff line
@@ -2166,6 +2166,8 @@ struct target_statfs64 { 
#define TARGET_F_SETLEASE (TARGET_F_LINUX_SPECIFIC_BASE + 0)

#define TARGET_F_GETLEASE (TARGET_F_LINUX_SPECIFIC_BASE + 1)

#define TARGET_F_DUPFD_CLOEXEC (TARGET_F_LINUX_SPECIFIC_BASE + 6)

#define TARGET_F_SETPIPE_SZ (TARGET_F_LINUX_SPECIFIC_BASE + 7)

#define TARGET_F_GETPIPE_SZ (TARGET_F_LINUX_SPECIFIC_BASE + 8)

#define TARGET_F_NOTIFY  (TARGET_F_LINUX_SPECIFIC_BASE+2)



#if defined(TARGET_ALPHA)