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scst: Suppress a recently introduced compiler warning

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Avoid that the following compiler warning appears when building against
a stable kernel with version number >= v3.18 and < v4.12:

      warning: "EPOLLERR" redefined [enabled by default]



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7826 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2018-11-22 19:40:39 +00:00
parent 0c1ca90007
commit 4ce95041e3
1 changed files with 4 additions and 1 deletions
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5
scst/include/backport.h
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@@ -25,6 +25,7 @@
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0)
#include <linux/bsg-lib.h> /* struct bsg_job */
#endif
#include <linux/eventpoll.h>
#include <linux/scatterlist.h> /* struct scatterlist */
#include <linux/slab.h> /* kmalloc() */
#include <linux/stddef.h> /* sizeof_field() */
@@ -309,9 +310,11 @@ typedef unsigned int __poll_t;
#define EPOLLNVAL POLLNVAL
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0)
#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0) && !defined(EPOLLIN)
/*
* See also commit 7e040726850a ("eventpoll.h: add missing epoll event masks").
* Note: this commit got backported to multiple stable kernels, including
* v3.18.93.
*/
#define EPOLLIN POLLIN
#define EPOLLPRI POLLPRI