From 13829020556e1571c78802dd4b12e0fbb6c49904 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Fri, 13 Nov 2015 12:32:19 +0100
Subject: [PATCH] user: introduce "-d page"

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 bsd-user/main.c      | 4 ++--
 include/qemu/log.h   | 1 +
 linux-user/elfload.c | 8 ++++----
 linux-user/main.c    | 4 ++--
 qemu-log.c           | 2 ++
 5 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/bsd-user/main.c b/bsd-user/main.c
index adf2de0d90..1ecaeb50e5 100644
--- a/bsd-user/main.c
+++ b/bsd-user/main.c
@@ -938,7 +938,7 @@ int main(int argc, char **argv)
             unsigned long tmp;
             if (fscanf(fp, "%lu", &tmp) == 1) {
                 mmap_min_addr = tmp;
-                qemu_log("host mmap_min_addr=0x%lx\n", mmap_min_addr);
+                qemu_log_mask(CPU_LOG_PAGE, "host mmap_min_addr=0x%lx\n", mmap_min_addr);
             }
             fclose(fp);
         }
@@ -955,7 +955,7 @@ int main(int argc, char **argv)
 
     free(target_environ);
 
-    if (qemu_log_enabled()) {
+    if (qemu_loglevel_mask(CPU_LOG_PAGE)) {
         qemu_log("guest_base  0x%lx\n", guest_base);
         log_page_dump();
 
diff --git a/include/qemu/log.h b/include/qemu/log.h
index 964ab9dae8..d837d90e77 100644
--- a/include/qemu/log.h
+++ b/include/qemu/log.h
@@ -48,6 +48,7 @@ static inline bool qemu_log_separate(void)
 #define LOG_GUEST_ERROR    (1 << 11)
 #define CPU_LOG_MMU        (1 << 12)
 #define CPU_LOG_TB_NOCHAIN (1 << 13)
+#define CPU_LOG_PAGE       (1 << 14)
 
 /* Returns true if a bit is set in the current loglevel mask
  */
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 8b17c0e94b..b90be1288b 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -1743,7 +1743,7 @@ unsigned long init_guest_space(unsigned long host_start,
         }
     }
 
-    qemu_log("Reserved 0x%lx bytes of guest address space\n", host_size);
+    qemu_log_mask(CPU_LOG_PAGE, "Reserved 0x%lx bytes of guest address space\n", host_size);
 
     return real_start;
 }
@@ -1784,9 +1784,9 @@ static void probe_guest_base(const char *image_name,
         }
         guest_base = real_start - loaddr;
 
-        qemu_log("Relocating guest address space from 0x"
-                 TARGET_ABI_FMT_lx " to 0x%lx\n",
-                 loaddr, real_start);
+        qemu_log_mask(CPU_LOG_PAGE, "Relocating guest address space from 0x"
+                      TARGET_ABI_FMT_lx " to 0x%lx\n",
+                      loaddr, real_start);
     }
     return;
 
diff --git a/linux-user/main.c b/linux-user/main.c
index a04e91eb76..678372245d 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -4241,7 +4241,7 @@ int main(int argc, char **argv, char **envp)
             unsigned long tmp;
             if (fscanf(fp, "%lu", &tmp) == 1) {
                 mmap_min_addr = tmp;
-                qemu_log("host mmap_min_addr=0x%lx\n", mmap_min_addr);
+                qemu_log_mask(CPU_LOG_PAGE, "host mmap_min_addr=0x%lx\n", mmap_min_addr);
             }
             fclose(fp);
         }
@@ -4300,7 +4300,7 @@ int main(int argc, char **argv, char **envp)
 
     free(target_environ);
 
-    if (qemu_log_enabled()) {
+    if (qemu_loglevel_mask(CPU_LOG_PAGE)) {
         qemu_log("guest_base  0x%lx\n", guest_base);
         log_page_dump();
 
diff --git a/qemu-log.c b/qemu-log.c
index 7cb01a802b..901b93087d 100644
--- a/qemu-log.c
+++ b/qemu-log.c
@@ -117,6 +117,8 @@ const QEMULogItem qemu_log_items[] = {
     { LOG_GUEST_ERROR, "guest_errors",
       "log when the guest OS does something invalid (eg accessing a\n"
       "non-existent register)" },
+    { CPU_LOG_PAGE, "page",
+      "dump pages at beginning of user mode emulation" },
     { CPU_LOG_TB_NOCHAIN, "nochain",
       "do not chain compiled TBs so that \"exec\" and \"cpu\" show\n"
       "complete traces" },