Merge: mm: huge_memory: use !CONFIG_64BIT to relax huge page alignment on 32 bit machines

MR: https://gitlab.com/redhat/centos-stream/src/kernel/centos-stream-9/-/merge_requests/5010

JIRA: https://issues.redhat.com/browse/RHEL-54027
CVE: CVE-2024-42258

Signed-off-by: Chris von Recklinghausen <crecklin@redhat.com>

Approved-by: Waiman Long <longman@redhat.com>
Approved-by: Aristeu Rozanski <arozansk@redhat.com>
Approved-by: CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com>

Merged-by: Lucas Zampieri <lzampier@redhat.com>

Author: zampierilucas

mm/huge_memory.c

@@ -607,7 +607,7 @@ static unsigned long __thp_get_unmapped_area(struct file *filp,
 	loff_t off_align = round_up(off, size);
 	unsigned long len_pad, ret;
 
-	if (IS_ENABLED(CONFIG_32BIT) || in_compat_syscall())
+	if (!IS_ENABLED(CONFIG_64BIT) || in_compat_syscall())
 		return 0;
 
 	if (off_end <= off_align || (off_end - off_align) < size)