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-rw-r--r--erts/emulator/sys/unix/sys.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index 6459fa064b..0c0acbf90c 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -275,6 +275,18 @@ erts_sys_schedule_interrupt_timed(int set, ErtsMonotonicTime timeout_time)
}
#endif
+UWord
+erts_sys_get_page_size(void)
+{
+#if defined(_SC_PAGESIZE)
+ return (UWord) sysconf(_SC_PAGESIZE);
+#elif defined(HAVE_GETPAGESIZE)
+ return (UWord) getpagesize();
+#else
+ return (UWord) 4*1024; /* Guess 4 KB */
+#endif
+}
+
Uint
erts_sys_misc_mem_sz(void)
{