5 files changed, 24 insertions, 19 deletions

diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index fbfdec2..82ebf6a 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -4059,8 +4059,7 @@ static void bswap_note(struct elf_note *en)
 /*
  * Calculate file (dump) size of given memory region.
  */
-static size_t vma_dump_size(target_ulong start, target_ulong end,
-                            unsigned long flags)
+static size_t vma_dump_size(vaddr start, vaddr end, int flags)
 {
     /* The area must be readable. */
     if (!(flags & PAGE_READ)) {
@@ -4253,14 +4252,14 @@ static int dump_write(int fd, const void *ptr, size_t size)
     return (0);
 }
 
-static int wmr_page_unprotect_regions(void *opaque, target_ulong start,
-                                      target_ulong end, unsigned long flags)
+static int wmr_page_unprotect_regions(void *opaque, vaddr start,
+                                      vaddr end, int flags)
 {
     if ((flags & (PAGE_WRITE | PAGE_WRITE_ORG)) == PAGE_WRITE_ORG) {
         size_t step = MAX(TARGET_PAGE_SIZE, qemu_real_host_page_size());
 
         while (1) {
-            page_unprotect(start, 0);
+            page_unprotect(NULL, start, 0);
             if (end - start <= step) {
                 break;
             }
@@ -4275,8 +4274,8 @@ typedef struct {
     size_t size;
 } CountAndSizeRegions;
 
-static int wmr_count_and_size_regions(void *opaque, target_ulong start,
-                                      target_ulong end, unsigned long flags)
+static int wmr_count_and_size_regions(void *opaque, vaddr start,
+                                      vaddr end, int flags)
 {
     CountAndSizeRegions *css = opaque;
 
@@ -4290,8 +4289,8 @@ typedef struct {
     off_t offset;
 } FillRegionPhdr;
 
-static int wmr_fill_region_phdr(void *opaque, target_ulong start,
-                                target_ulong end, unsigned long flags)
+static int wmr_fill_region_phdr(void *opaque, vaddr start,
+                                vaddr end, int flags)
 {
     FillRegionPhdr *d = opaque;
     struct elf_phdr *phdr = d->phdr;
@@ -4313,8 +4312,8 @@ static int wmr_fill_region_phdr(void *opaque, target_ulong start,
     return 0;
 }
 
-static int wmr_write_region(void *opaque, target_ulong start,
-                            target_ulong end, unsigned long flags)
+static int wmr_write_region(void *opaque, vaddr start,
+                            vaddr end, int flags)
 {
     int fd = *(int *)opaque;
     size_t size = vma_dump_size(start, end, flags);
diff --git a/linux-user/main.c b/linux-user/main.c
index e2ec597..5ac5b55 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -40,7 +40,6 @@
 #include "qemu/plugin.h"
 #include "user/guest-base.h"
 #include "user/page-protection.h"
-#include "exec/exec-all.h"
 #include "exec/gdbstub.h"
 #include "gdbstub/user.h"
 #include "tcg/startup.h"
@@ -123,6 +122,7 @@ static const char *last_log_filename;
 #endif
 
 unsigned long reserved_va;
+unsigned long guest_addr_max;
 
 static void usage(int exitcode);
 
@@ -859,6 +859,13 @@ int main(int argc, char **argv, char **envp)
         /* MAX_RESERVED_VA + 1 is a large power of 2, so is aligned. */
         reserved_va = max_reserved_va;
     }
+    if (reserved_va != 0) {
+        guest_addr_max = reserved_va;
+    } else if (MIN(TARGET_VIRT_ADDR_SPACE_BITS, TARGET_ABI_BITS) <= 32) {
+        guest_addr_max = UINT32_MAX;
+    } else {
+        guest_addr_max = ~0ul;
+    }
 
     /*
      * Temporarily disable
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 4dafc2c..cd0e739 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -750,7 +750,7 @@ void force_sigsegv(int oldsig)
 }
 #endif
 
-void cpu_loop_exit_sigsegv(CPUState *cpu, target_ulong addr,
+void cpu_loop_exit_sigsegv(CPUState *cpu, vaddr addr,
                            MMUAccessType access_type, bool maperr, uintptr_t ra)
 {
     const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
@@ -766,7 +766,7 @@ void cpu_loop_exit_sigsegv(CPUState *cpu, target_ulong addr,
     cpu_loop_exit_restore(cpu, ra);
 }
 
-void cpu_loop_exit_sigbus(CPUState *cpu, target_ulong addr,
+void cpu_loop_exit_sigbus(CPUState *cpu, vaddr addr,
                           MMUAccessType access_type, uintptr_t ra)
 {
     const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 5826ac3..23b901b 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -8135,8 +8135,8 @@ static void open_self_maps_4(const struct open_self_maps_data *d,
  * Callback for walk_memory_regions, when read_self_maps() fails.
  * Proceed without the benefit of host /proc/self/maps cross-check.
  */
-static int open_self_maps_3(void *opaque, target_ulong guest_start,
-                            target_ulong guest_end, unsigned long flags)
+static int open_self_maps_3(void *opaque, vaddr guest_start,
+                            vaddr guest_end, int flags)
 {
     static const MapInfo mi = { .is_priv = true };
 
@@ -8147,8 +8147,8 @@ static int open_self_maps_3(void *opaque, target_ulong guest_start,
 /*
  * Callback for walk_memory_regions, when read_self_maps() succeeds.
  */
-static int open_self_maps_2(void *opaque, target_ulong guest_start,
-                            target_ulong guest_end, unsigned long flags)
+static int open_self_maps_2(void *opaque, vaddr guest_start,
+                            vaddr guest_end, int flags)
 {
     const struct open_self_maps_data *d = opaque;
     uintptr_t host_start = (uintptr_t)g2h_untagged(guest_start);
diff --git a/linux-user/user-internals.h b/linux-user/user-internals.h
index 4aa253b..691b9a1 100644
--- a/linux-user/user-internals.h
+++ b/linux-user/user-internals.h
@@ -19,7 +19,6 @@
 #define LINUX_USER_USER_INTERNALS_H
 
 #include "user/thunk.h"
-#include "exec/exec-all.h"
 #include "qemu/log.h"
 
 extern char *exec_path;