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[Qemu-devel] [PATCH 3/3] linux-user: Support F_GETPIPE_SZ and F_SETPIPE_
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PATCH 3/3] linux-user: Support F_GETPIPE_SZ and F_SETPIPE_SZ fcntls |
Date: |
Mon, 20 Jun 2016 15:50:37 +0100 |
Support the F_GETPIPE_SZ and F_SETPIPE_SZ fcntl operations.
Signed-off-by: Peter Maydell <address@hidden>
---
linux-user/strace.c | 7 +++++++
linux-user/syscall.c | 6 ++++++
linux-user/syscall_defs.h | 2 ++
3 files changed, 15 insertions(+)
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 8065284..719ca20 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)
--
1.9.1