hurd: Disable Prefer_MAP_32BIT_EXEC on non-x86_64 for now

While we could support it on any architecture, the tunable is currently
only defined on x86_64.

Signed-off-by: Sergey Bugaev <bugaevc@gmail.com>
Message-ID: <20240323173301.151066-5-bugaevc@gmail.com>

diff --git a/sysdeps/mach/hurd/dl-sysdep.c b/sysdeps/mach/hurd/dl-sysdep.c
index 43129a1e74bf41d6db913a52215e69f6ae04e4d3..6ba00e413da1de6a0e6f3d32e05fa42966eaa126 100644 (file)
--- a/sysdeps/mach/hurd/dl-sysdep.c
+++ b/sysdeps/mach/hurd/dl-sysdep.c
@@ -457,7 +457,7 @@ __mmap (void *addr, size_t len, int prot, int flags, int fd, off_t offset)
   if (prot & PROT_EXEC)
     vmprot |= VM_PROT_EXECUTE;
 
-#ifdef __LP64__
+#ifdef __x86_64__
   if ((addr == NULL) && (prot & PROT_EXEC)
       && HAS_ARCH_FEATURE (Prefer_MAP_32BIT_EXEC))
     flags |= MAP_32BIT;

diff --git a/sysdeps/mach/hurd/mmap.c b/sysdeps/mach/hurd/mmap.c
index 7b94561015c815647bfc2be20c15436f83bae7e9..30e369f0670956d5a40d7a60c785f37aa28d8a40 100644 (file)
--- a/sysdeps/mach/hurd/mmap.c
+++ b/sysdeps/mach/hurd/mmap.c
@@ -60,7 +60,7 @@ __mmap (void *addr, size_t len, int prot, int flags, int fd, off_t offset)
   copy = ! (flags & MAP_SHARED);
   anywhere = ! (flags & MAP_FIXED);
 
-#ifdef __LP64__
+#ifdef __x86_64__
   if ((addr == NULL) && (prot & PROT_EXEC)
       && HAS_ARCH_FEATURE (Prefer_MAP_32BIT_EXEC))
     flags |= MAP_32BIT;