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[PATCH v3 03/33] linux-user: Remove qemu_host_page_{size, mask} in probe
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From: |
Richard Henderson |
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Subject: |
[PATCH v3 03/33] linux-user: Remove qemu_host_page_{size, mask} in probe_guest_base |
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Date: |
Tue, 2 Jan 2024 12:57:38 +1100 |
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 --git a/linux-user/elfload.c b/linux-user/elfload.c
index f3c1e0fb64..4df565d64b 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -2892,7 +2892,7 @@ 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++;
}
@@ -3074,7 +3074,7 @@ 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) {
--
2.34.1
- [PATCH v3 00/33] linux-user: Improve host and guest page size handling, Richard Henderson, 2024/01/01
- [PATCH v3 01/33] accel/tcg: Remove qemu_host_page_size from page_protect/page_unprotect, Richard Henderson, 2024/01/01
- [PATCH v3 02/33] linux-user: Adjust SVr4 NULL page mapping, Richard Henderson, 2024/01/01
- [PATCH v3 03/33] linux-user: Remove qemu_host_page_{size, mask} in probe_guest_base,
Richard Henderson <=
- [PATCH v3 04/33] linux-user: Remove qemu_host_page_size from create_elf_tables, Richard Henderson, 2024/01/01
- [PATCH v3 05/33] linux-user/hppa: Simplify init_guest_commpage, Richard Henderson, 2024/01/01
- [PATCH v3 06/33] linux-user/nios2: Remove qemu_host_page_size from init_guest_commpage, Richard Henderson, 2024/01/01