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[PULL,11/24] linux-user: Support F_GETPIPE_SZ and F_SETPIPE_SZ fcntls

Message ID bd8144fe9e197753d7c3bc6cb7254744fe5c1b0b.1466760944.git.riku.voipio@linaro.org
State New
Headers show

Commit Message

Riku Voipio June 24, 2016, 9:53 a.m. UTC 
From: Peter Maydell <peter.maydell@linaro.org>

Support the F_GETPIPE_SZ and F_SETPIPE_SZ fcntl operations.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
---
 linux-user/strace.c       | 7 +++++++
 linux-user/syscall.c      | 6 ++++++
 linux-user/syscall_defs.h | 2 ++
 3 files changed, 15 insertions(+)
diff mbox

Patch

diff --git a/linux-user/strace.c b/linux-user/strace.c
index 4046b81..6ef5d38 100644
--- a/linux-user/strace.c
+++ b/linux-user/strace.c
@@ -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);
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 686ebfb..b1ed57c 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -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;
 
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 6ee9251..420463b 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -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)