diff mbox series

[03/33] linux-user: Remove qemu_host_page_{size, mask} in probe_guest_base

Message ID 20230818171227.141728-4-richard.henderson@linaro.org
State Superseded
Headers show
Series linux-user: Improve host and guest page size handling | expand

Commit Message

Richard Henderson Aug. 18, 2023, 5:11 p.m. UTC 
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>
---
 linux-user/elfload.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 9865f5e825..3648d7048d 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -2731,7 +2731,7 @@  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_size();
         ga->bounds[n][1] = HI_COMMPAGE + TARGET_PAGE_SIZE - 1;
         n++;
     }
@@ -2913,7 +2913,7 @@  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) {