1 From 7810e4f8027b5c4c8ceec6fefec4eb779362ebb5 Mon Sep 17 00:00:00 2001
2 From: Khem Raj <raj.khem@gmail.com>
3 Date: Sun, 10 Jun 2012 09:36:23 -0700
4 Subject: [PATCH] eventfd: Implement eventfd2 and fix eventfd
6 eventfd: evntfd assumes to take two arguments instead it
7 should be one evntfd expects two therefore implement both syscalls with
10 Thanks Eugene Rudoy for reporting it and also providing the patch
12 Signed-off-by: Khem Raj <raj.khem@gmail.com>
14 libc/sysdeps/linux/common/eventfd.c | 16 ++++++++++++++--
15 libc/sysdeps/linux/common/stubs.c | 2 +-
16 2 files changed, 15 insertions(+), 3 deletions(-)
18 diff --git a/libc/sysdeps/linux/common/eventfd.c b/libc/sysdeps/linux/common/eventfd.c
19 index cc3f3f0..96597ab 100644
20 --- a/libc/sysdeps/linux/common/eventfd.c
21 +++ b/libc/sysdeps/linux/common/eventfd.c
23 * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
27 #include <sys/syscall.h>
28 #include <sys/eventfd.h>
34 -_syscall2(int, eventfd, int, count, int, flags)
35 +#if defined __NR_eventfd || defined __NR_eventfd2
36 +int eventfd (int count, int flags)
38 +#if defined __NR_eventfd2
39 + return INLINE_SYSCALL (eventfd2, 2, count, flags);
40 +#elif defined __NR_eventfd
42 + __set_errno (EINVAL);
45 + return INLINE_SYSCALL (eventfd, 1, count);
49 diff --git a/libc/sysdeps/linux/common/stubs.c b/libc/sysdeps/linux/common/stubs.c
50 index 4d1e26c..7af14c1 100644
51 --- a/libc/sysdeps/linux/common/stubs.c
52 +++ b/libc/sysdeps/linux/common/stubs.c
53 @@ -93,7 +93,7 @@ make_stub(epoll_ctl)
57 -#if !defined __NR_eventfd && defined __UCLIBC_LINUX_SPECIFIC__
58 +#if !defined __NR_eventfd && !defined __NR_eventfd2 && defined __UCLIBC_LINUX_SPECIFIC__