Commit 2d92c682 authored by Andreas Schwab's avatar Andreas Schwab Committed by Laurent Vivier
Browse files

linux-user: implement OFD locks 



Signed-off-by: default avatarAndreas Schwab <schwab@suse.de>
Reviewed-by: default avatarLaurent Vivier <laurent@vivier.eu>
Message-Id: <mvm7dx0cun3.fsf@suse.de>
Signed-off-by: default avatarLaurent Vivier <laurent@vivier.eu>
parent 257a7e21

linux-user/generic/fcntl.h

+4 −0
Original line number Diff line number Diff line
@@ -99,6 +99,10 @@ 
#define TARGET_F_SETLKW64      14

#endif



#define TARGET_F_OFD_GETLK     36

#define TARGET_F_OFD_SETLK     37

#define TARGET_F_OFD_SETLKW    38



#ifndef TARGET_F_SETOWN_EX

#define TARGET_F_SETOWN_EX     15

#define TARGET_F_GETOWN_EX     16

linux-user/syscall.c

+6 −0
Original line number Diff line number Diff line
@@ -6098,6 +6098,9 @@ static int target_to_host_fcntl_cmd(int cmd) 
    case TARGET_F_SETFD:

    case TARGET_F_GETFL:

    case TARGET_F_SETFL:

    case TARGET_F_OFD_GETLK:

    case TARGET_F_OFD_SETLK:

    case TARGET_F_OFD_SETLKW:

        ret = cmd;

        break;

    case TARGET_F_GETLK:
@@ -6383,6 +6386,7 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) 
        break;



    case TARGET_F_GETLK64:

    case TARGET_F_OFD_GETLK:

        ret = copy_from_user_flock64(&fl64, arg);

        if (ret) {

            return ret;
@@ -6394,6 +6398,8 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) 
        break;

    case TARGET_F_SETLK64:

    case TARGET_F_SETLKW64:

    case TARGET_F_OFD_SETLK:

    case TARGET_F_OFD_SETLKW:

        ret = copy_from_user_flock64(&fl64, arg);

        if (ret) {

            return ret;