x86, cpa: rename PTE attribute macros for kernel direct mapping in early boot
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: arjan@linux.intel.com
Cc: venkatesh.pallipadi@intel.com
Cc: jeremy@goop.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index a7010c3..e835b4e 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -172,10 +172,6 @@
*
* Note that the stack is not yet set up!
*/
-#define PTE_ATTR 0x007 /* PRESENT+RW+USER */
-#define PDE_ATTR 0x067 /* PRESENT+RW+USER+DIRTY+ACCESSED */
-#define PGD_ATTR 0x001 /* PRESENT (no other attributes) */
-
default_entry:
#ifdef CONFIG_X86_PAE
@@ -196,9 +192,9 @@
movl $pa(pg0), %edi
movl %edi, pa(init_pg_tables_start)
movl $pa(swapper_pg_pmd), %edx
- movl $PTE_ATTR, %eax
+ movl $PTE_IDENT_ATTR, %eax
10:
- leal PDE_ATTR(%edi),%ecx /* Create PMD entry */
+ leal PDE_IDENT_ATTR(%edi),%ecx /* Create PMD entry */
movl %ecx,(%edx) /* Store PMD entry */
/* Upper half already zero */
addl $8,%edx
@@ -215,7 +211,7 @@
* End condition: we must map up to and including INIT_MAP_BEYOND_END
* bytes beyond the end of our own page tables.
*/
- leal (INIT_MAP_BEYOND_END+PTE_ATTR)(%edi),%ebp
+ leal (INIT_MAP_BEYOND_END+PTE_IDENT_ATTR)(%edi),%ebp
cmpl %ebp,%eax
jb 10b
1:
@@ -224,7 +220,7 @@
movl %eax, pa(max_pfn_mapped)
/* Do early initialization of the fixmap area */
- movl $pa(swapper_pg_fixmap)+PDE_ATTR,%eax
+ movl $pa(swapper_pg_fixmap)+PDE_IDENT_ATTR,%eax
movl %eax,pa(swapper_pg_pmd+0x1000*KPMDS-8)
#else /* Not PAE */
@@ -233,9 +229,9 @@
movl $pa(pg0), %edi
movl %edi, pa(init_pg_tables_start)
movl $pa(swapper_pg_dir), %edx
- movl $PTE_ATTR, %eax
+ movl $PTE_IDENT_ATTR, %eax
10:
- leal PDE_ATTR(%edi),%ecx /* Create PDE entry */
+ leal PDE_IDENT_ATTR(%edi),%ecx /* Create PDE entry */
movl %ecx,(%edx) /* Store identity PDE entry */
movl %ecx,page_pde_offset(%edx) /* Store kernel PDE entry */
addl $4,%edx
@@ -249,7 +245,7 @@
* bytes beyond the end of our own page tables; the +0x007 is
* the attribute bits
*/
- leal (INIT_MAP_BEYOND_END+PTE_ATTR)(%edi),%ebp
+ leal (INIT_MAP_BEYOND_END+PTE_IDENT_ATTR)(%edi),%ebp
cmpl %ebp,%eax
jb 10b
movl %edi,pa(init_pg_tables_end)
@@ -257,7 +253,7 @@
movl %eax, pa(max_pfn_mapped)
/* Do early initialization of the fixmap area */
- movl $pa(swapper_pg_fixmap)+PDE_ATTR,%eax
+ movl $pa(swapper_pg_fixmap)+PDE_IDENT_ATTR,%eax
movl %eax,pa(swapper_pg_dir+0xffc)
#endif
jmp 3f
@@ -634,19 +630,19 @@
/* Page-aligned for the benefit of paravirt? */
.align PAGE_SIZE_asm
ENTRY(swapper_pg_dir)
- .long pa(swapper_pg_pmd+PGD_ATTR),0 /* low identity map */
+ .long pa(swapper_pg_pmd+PGD_IDENT_ATTR),0 /* low identity map */
# if KPMDS == 3
- .long pa(swapper_pg_pmd+PGD_ATTR),0
- .long pa(swapper_pg_pmd+PGD_ATTR+0x1000),0
- .long pa(swapper_pg_pmd+PGD_ATTR+0x2000),0
+ .long pa(swapper_pg_pmd+PGD_IDENT_ATTR),0
+ .long pa(swapper_pg_pmd+PGD_IDENT_ATTR+0x1000),0
+ .long pa(swapper_pg_pmd+PGD_IDENT_ATTR+0x2000),0
# elif KPMDS == 2
.long 0,0
- .long pa(swapper_pg_pmd+PGD_ATTR),0
- .long pa(swapper_pg_pmd+PGD_ATTR+0x1000),0
+ .long pa(swapper_pg_pmd+PGD_IDENT_ATTR),0
+ .long pa(swapper_pg_pmd+PGD_IDENT_ATTR+0x1000),0
# elif KPMDS == 1
.long 0,0
.long 0,0
- .long pa(swapper_pg_pmd+PGD_ATTR),0
+ .long pa(swapper_pg_pmd+PGD_IDENT_ATTR),0
# else
# error "Kernel PMDs should be 1, 2 or 3"
# endif