Merge branch 'kexec/idmap' of git://git.kernel.org/pub/scm/linux/kernel/git/will...

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / arm / kernel / head.S

diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index 08c82fd844a8683533216048b54ff2f210729fb6..fb2945be5a51386d5a843c6886e7b0e724cf06cc 100644 (file)
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -170,11 +170,11 @@ __create_page_tables:
         * Create identity mapping to cater for __enable_mmu.
         * This identity mapping will be removed by paging_init().
         */
-       adr     r0, __enable_mmu_loc
+       adr     r0, __turn_mmu_on_loc
        ldmia   r0, {r3, r5, r6}
        sub     r0, r0, r3                      @ virt->phys offset
-       add     r5, r5, r0                      @ phys __enable_mmu
-       add     r6, r6, r0                      @ phys __enable_mmu_end
+       add     r5, r5, r0                      @ phys __turn_mmu_on
+       add     r6, r6, r0                      @ phys __turn_mmu_on_end
        mov     r5, r5, lsr #SECTION_SHIFT
        mov     r6, r6, lsr #SECTION_SHIFT
 
@@ -287,10 +287,10 @@ __create_page_tables:
 ENDPROC(__create_page_tables)
        .ltorg
        .align
-__enable_mmu_loc:
+__turn_mmu_on_loc:
        .long   .
-       .long   __enable_mmu
-       .long   __enable_mmu_end
+       .long   __turn_mmu_on
+       .long   __turn_mmu_on_end
 
 #if defined(CONFIG_SMP)
        __CPUINIT
@@ -398,15 +398,17 @@ ENDPROC(__enable_mmu)
  * other registers depend on the function called upon completion
  */
        .align  5
-__turn_mmu_on:
+       .pushsection    .idmap.text, "ax"
+ENTRY(__turn_mmu_on)
        mov     r0, r0
        mcr     p15, 0, r0, c1, c0, 0           @ write control reg
        mrc     p15, 0, r3, c0, c0, 0           @ read id reg
        mov     r3, r3
        mov     r3, r13
        mov     pc, r3
-__enable_mmu_end:
+__turn_mmu_on_end:
 ENDPROC(__turn_mmu_on)
+       .popsection
 
 
 #ifdef CONFIG_SMP_ON_UP