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| author |   Marco Varlese <marco.varlese@suse.com> | 2018-03-06 08:09:04 +0100 |
|---|---|---|
| committer |   Marco Varlese <marco.varlese@suse.de> | 2018-03-28 08:20:29 +0000 |
| commit | 213831192dc3cc8785c98c97482a3ec46df6dd47 (patch) | |
| tree | 21b239bff668dc57b4d4ff672fcefd15b4ce0c95 | |
| parent | ae33579befd24b4126e6b9a3ea8538d1c5a30a7b (diff) | |
glibc 2.27 fix
With glibc 2.27 the memfd_create has been added to the devel libraries.
That's causing the internally defined static function to clash with the
system wide one. This patch addresses that issue on systems with latest
glibc libraries.
Change-Id: I788bf49b23d5b5f1cb1c0374e243d8a429178a71
Signed-off-by: Marco Varlese <marco.varlese@suse.com>
(cherry picked from commit 3f6ede3ab3df9624ba3682d5bc82c4f2aa2e0506)
| -rw-r--r-- | src/configure.ac | 1 | ||||
| -rw-r--r-- | src/vppinfra/linux/syscall.h | 2 |
2 files changed, 3 insertions, 0 deletions
diff --git a/src/configure.ac b/src/configure.ac index db6484f5141..dafb962c7b1 100644 --- a/src/configure.ac +++ b/src/configure.ac @@ -227,6 +227,7 @@ PLUGIN_ENABLED(l2e) ############################################################################### # Dependency checks ############################################################################### +AC_CHECK_FUNC([memfd_create], [AC_DEFINE([HAVE_MEMFD_CREATE], [1], [Define if memfd exists])]) AM_COND_IF([ENABLE_DPDK_SHARED], [ diff --git a/src/vppinfra/linux/syscall.h b/src/vppinfra/linux/syscall.h index f8ec5919f3f..4511b85ac1d 100644 --- a/src/vppinfra/linux/syscall.h +++ b/src/vppinfra/linux/syscall.h @@ -39,11 +39,13 @@ move_pages (int pid, unsigned long count, void **pages, const int *nodes, return syscall (__NR_move_pages, pid, count, pages, nodes, status, flags); } +#ifndef HAVE_MEMFD_CREATE static inline int memfd_create (const char *name, unsigned int flags) { return syscall (__NR_memfd_create, name, flags); } +#endif #endif /* included_linux_syscall_h */ |