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[PATCH] linux-user: implement OFD locks


From: Andreas Schwab
Subject: [PATCH] linux-user: implement OFD locks
Date: Mon, 25 May 2020 09:59:28 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.91 (gnu/linux)

Signed-off-by: Andreas Schwab <address@hidden>
---
 linux-user/generic/fcntl.h | 4 ++++
 linux-user/syscall.c       | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/linux-user/generic/fcntl.h b/linux-user/generic/fcntl.h
index 9f727d4df2..c85c5b9fed 100644
--- a/linux-user/generic/fcntl.h
+++ b/linux-user/generic/fcntl.h
@@ -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
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 7eac6b7d47..492450e77d 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -6097,6 +6097,9 @@ 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:
@@ -6382,6 +6385,7 @@ 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;
@@ -6393,6 +6397,8 @@ 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;
-- 
2.26.2


-- 
Andreas Schwab, SUSE Labs, address@hidden
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."



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