From: Joseph Myers <joseph@codesourcery.com>
Date: Tue, 23 Jun 2020 14:42:45 +0000 (+0000)
Subject: Add MREMAP_DONTUNMAP from Linux 5.7
X-Git-Tag: glibc-2.32~186
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=8ec13b46395a7075d3f01e9d0a65b4bee0adbfca;p=glibc.git

Add MREMAP_DONTUNMAP from Linux 5.7

Add the new constant MREMAP_DONTUNMAP from Linux 5.7 to
bits/mman-shared.h.

Tested with build-many-glibcs.py.
---

diff --git a/sysdeps/unix/sysv/linux/bits/mman-shared.h b/sysdeps/unix/sysv/linux/bits/mman-shared.h
index d016086c7e..64f1d65117 100644
--- a/sysdeps/unix/sysv/linux/bits/mman-shared.h
+++ b/sysdeps/unix/sysv/linux/bits/mman-shared.h
@@ -24,6 +24,7 @@
 /* Flags for mremap.  */
 # define MREMAP_MAYMOVE	1
 # define MREMAP_FIXED	2
+# define MREMAP_DONTUNMAP 4
 
 /* Flags for memfd_create.  */
 # ifndef MFD_CLOEXEC