Patchwork [7/8] Remove qemu_host_page_bits

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Submitter Stefan Hajnoczi
Date Sept. 21, 2011, 10:26 a.m.
Message ID <1316600766-5541-8-git-send-email-stefanha@linux.vnet.ibm.com>
Download mbox | patch
Permalink /patch/115757/
State New
Headers show

Comments

Stefan Hajnoczi - Sept. 21, 2011, 10:26 a.m.
From: Stefan Weil <weil@mail.berlios.de>

It was introduced with commit 54936004fddc52c321cb3f9a9a51140e782bed5d
as host_page_bits but never used.

Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
---
 cpu-all.h |    1 -
 exec.c    |    4 ----
 2 files changed, 0 insertions(+), 5 deletions(-)

Patch

diff --git a/cpu-all.h b/cpu-all.h
index f5c82cd..42a5fa0 100644
--- a/cpu-all.h
+++ b/cpu-all.h
@@ -290,7 +290,6 @@  extern unsigned long reserved_va;
 
 /* ??? These should be the larger of unsigned long and target_ulong.  */
 extern unsigned long qemu_real_host_page_size;
-extern unsigned long qemu_host_page_bits;
 extern unsigned long qemu_host_page_size;
 extern unsigned long qemu_host_page_mask;
 
diff --git a/exec.c b/exec.c
index c1e045d..1e6f732 100644
--- a/exec.c
+++ b/exec.c
@@ -183,7 +183,6 @@  typedef struct PageDesc {
 #define V_L1_SHIFT (L1_MAP_ADDR_SPACE_BITS - TARGET_PAGE_BITS - V_L1_BITS)
 
 unsigned long qemu_real_host_page_size;
-unsigned long qemu_host_page_bits;
 unsigned long qemu_host_page_size;
 unsigned long qemu_host_page_mask;
 
@@ -274,9 +273,6 @@  static void page_init(void)
         qemu_host_page_size = qemu_real_host_page_size;
     if (qemu_host_page_size < TARGET_PAGE_SIZE)
         qemu_host_page_size = TARGET_PAGE_SIZE;
-    qemu_host_page_bits = 0;
-    while ((1 << qemu_host_page_bits) < qemu_host_page_size)
-        qemu_host_page_bits++;
     qemu_host_page_mask = ~(qemu_host_page_size - 1);
 
 #if defined(CONFIG_BSD) && defined(CONFIG_USER_ONLY)