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linux-user: implement OFD locks 

Signed-off-by: Andreas Schwab <schwab@suse.de>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <mvm7dx0cun3.fsf@suse.de>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Andreas Schwab 2020-05-25 09:59:28 +02:00 committed by Laurent Vivier
parent 257a7e212d
commit 2d92c6827c
2 changed files with 10 additions and 0 deletions
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4
linux-user/generic/fcntl.h
View File

@ -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

6
linux-user/syscall.c
View File

@ -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;