diff options
Diffstat (limited to 'eventpoll.h-fix-epoll-event-masks.patch')
| -rw-r--r-- | eventpoll.h-fix-epoll-event-masks.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/eventpoll.h-fix-epoll-event-masks.patch b/eventpoll.h-fix-epoll-event-masks.patch new file mode 100644 index 00000000000000..7858a5b149392a --- /dev/null +++ b/eventpoll.h-fix-epoll-event-masks.patch @@ -0,0 +1,45 @@ +From foo@baz Thu Feb 23 18:35:58 CET 2017 +Date: Thu, 23 Feb 2017 18:35:58 +0100 +To: Greg KH <gregkh@linuxfoundation.org> +From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +Subject: [PATCH 1/2] eventpoll.h: fix epoll event masks + +When userspace tries to use these defines, it complains that it needs to +be an unsigned 1 that is shifted, so libc implementations have to create +their own version. Fix this by defining it properly so that libcs can +just use the kernel uapi header. + +Reported-by: Elliott Hughes <enh@google.com> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + include/uapi/linux/eventpoll.h | 8 ++++---- + 1 file changed, 4 insertions(+), 4 deletions(-) + +--- a/include/uapi/linux/eventpoll.h ++++ b/include/uapi/linux/eventpoll.h +@@ -27,7 +27,7 @@ + #define EPOLL_CTL_MOD 3 + + /* Set exclusive wakeup mode for the target file descriptor */ +-#define EPOLLEXCLUSIVE (1 << 28) ++#define EPOLLEXCLUSIVE (1U << 28) + + /* + * Request the handling of system wakeup events so as to prevent system suspends +@@ -39,13 +39,13 @@ + * + * Requires CAP_BLOCK_SUSPEND + */ +-#define EPOLLWAKEUP (1 << 29) ++#define EPOLLWAKEUP (1U << 29) + + /* Set the One Shot behaviour for the target file descriptor */ +-#define EPOLLONESHOT (1 << 30) ++#define EPOLLONESHOT (1U << 30) + + /* Set the Edge Triggered behaviour for the target file descriptor */ +-#define EPOLLET (1 << 31) ++#define EPOLLET (1U << 31) + + /* + * On x86-64 make the 64bit structure have the same alignment as the |