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-rw-r--r--rt/shm_open.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/rt/shm_open.c b/rt/shm_open.c
index 48970bbc81..6c1f4d604f 100644
--- a/rt/shm_open.c
+++ b/rt/shm_open.c
@@ -23,6 +23,7 @@
#include <shlib-compat.h>
#include <shm-directory.h>
#include <unistd.h>
+#include <sys/mman.h>
/* Open shared memory object. */
int
@@ -36,6 +37,10 @@ __shm_open (const char *name, int oflag, mode_t mode)
}
oflag |= O_NOFOLLOW | O_CLOEXEC;
+#if defined (SHM_ANON) && defined (O_TMPFILE)
+ if (name == SHM_ANON)
+ oflag |= O_TMPFILE;
+#endif
int fd = __open64_nocancel (dirname.name, oflag, mode);
if (fd == -1 && __glibc_unlikely (errno == EISDIR))