linux-user: Remove qemu_host_page_{size, mask} in probe_guest_base

The host SHMLBA is by definition a multiple of the host page size.
Thus the remaining component of qemu_host_page_size is the
target page size.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Acked-by: Helge Deller <deller@gmx.de>
Message-Id: <20240102015808.132373-4-richard.henderson@linaro.org>

linux-user/elfload.c

@@ -2893,7 +2893,7 @@ static bool pgb_addr_set(PGBAddrs *ga, abi_ulong guest_loaddr,
 
     /* Add any HI_COMMPAGE not covered by reserved_va. */
     if (reserved_va < HI_COMMPAGE) {
-        ga->bounds[n][0] = HI_COMMPAGE & qemu_host_page_mask;
+        ga->bounds[n][0] = HI_COMMPAGE & qemu_real_host_page_mask();
         ga->bounds[n][1] = HI_COMMPAGE + TARGET_PAGE_SIZE - 1;
         n++;
     }
@@ -3075,7 +3075,7 @@ void probe_guest_base(const char *image_name, abi_ulong guest_loaddr,
                       abi_ulong guest_hiaddr)
 {
     /* In order to use host shmat, we must be able to honor SHMLBA.  */
-    uintptr_t align = MAX(SHMLBA, qemu_host_page_size);
+    uintptr_t align = MAX(SHMLBA, TARGET_PAGE_SIZE);
 
     /* Sanity check the guest binary. */
     if (reserved_va) {