From: OpenJDK Team <openjdk-21@packages.debian.org>
Date: Mon, 5 Jan 2026 04:35:14 +0000 (+1300)
Subject: zero-alpha-workaround
X-Git-Tag: archive/raspbian/21.0.10_6ea-1+rpi1^2~2
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=9b3016a3d939c96ae4b6896b9818205869dfff3f;p=openjdk-21.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 c6a996d69..6612a48f0 100644
--- a/src/hotspot/os/linux/os_linux.cpp
+++ b/src/hotspot/os/linux/os_linux.cpp
@@ -2878,6 +2878,10 @@ 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