From: OpenJDK Team <openjdk-21@packages.debian.org>
Date: Wed, 19 Aug 2026 17:55:58 +0000 (+0200)
Subject: zero-alpha-workaround
X-Git-Tag: archive/raspbian/25.0.5_7ea-1+rpi1~2^2~4
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=75222efe74f08a07a0c460b5b5934ef1d34e29dd;p=openjdk-25.git

zero-alpha-workaround


Gbp-Pq: Name zero-alpha-workaround.diff
---

diff --git a/src/hotspot/os/linux/os_linux.cpp b/src/hotspot/os/linux/os_linux.cpp
index a163b8648..da1250785 100644
--- a/src/hotspot/os/linux/os_linux.cpp
+++ b/src/hotspot/os/linux/os_linux.cpp
@@ -2901,6 +2901,10 @@ void os::pd_commit_memory_or_exit(char* addr, size_t size, bool exec,
 // Note that the value for MAP_FIXED_NOREPLACE differs between architectures, but all architectures
 // supported by OpenJDK share the same flag value.
 #define MAP_FIXED_NOREPLACE_value 0x100000
+// on ALPHA, that triggers with 0x1000000 == 0x100000. why?
+#if defined(ALPHA) && defined(MAP_FIXED_NOREPLACE)
+#undef MAP_FIXED_NOREPLACE
+#endif
 #ifndef MAP_FIXED_NOREPLACE
   #define MAP_FIXED_NOREPLACE MAP_FIXED_NOREPLACE_value
 #else