diff options
Diffstat (limited to 'arch/arm/mm/proc-v7-2level.S')
| -rw-r--r-- | arch/arm/mm/proc-v7-2level.S | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/arch/arm/mm/proc-v7-2level.S b/arch/arm/mm/proc-v7-2level.S index 78f520bc0e9..1f52915f2b2 100644 --- a/arch/arm/mm/proc-v7-2level.S +++ b/arch/arm/mm/proc-v7-2level.S @@ -90,27 +90,21 @@ ENTRY(cpu_v7_set_pte_ext) tst r1, #L_PTE_USER orrne r3, r3, #PTE_EXT_AP1 -#ifdef CONFIG_CPU_USE_DOMAINS - @ allow kernel read/write access to read-only user pages - tstne r3, #PTE_EXT_APX - bicne r3, r3, #PTE_EXT_APX | PTE_EXT_AP0 -#endif tst r1, #L_PTE_XN orrne r3, r3, #PTE_EXT_XN tst r1, #L_PTE_YOUNG tstne r1, #L_PTE_VALID -#ifndef CONFIG_CPU_USE_DOMAINS eorne r1, r1, #L_PTE_NONE tstne r1, #L_PTE_NONE -#endif moveq r3, #0 ARM( str r3, [r0, #2048]! ) THUMB( add r0, r0, #2048 ) THUMB( str r3, [r0] ) - mcr p15, 0, r0, c7, c10, 1 @ flush_pte + ALT_SMP(W(nop)) + ALT_UP (mcr p15, 0, r0, c7, c10, 1) @ flush_pte #endif mov pc, lr ENDPROC(cpu_v7_set_pte_ext) @@ -159,8 +153,6 @@ ENDPROC(cpu_v7_set_pte_ext) mcr p15, 0, \ttbr1, c2, c0, 1 @ load TTB1 .endm - __CPUINIT - /* AT * TFR EV X F I D LR S * .EEE ..EE PUI. .T.T 4RVI ZWRS BLDP WCAM @@ -171,5 +163,3 @@ ENDPROC(cpu_v7_set_pte_ext) .type v7_crval, #object v7_crval: crval clear=0x2120c302, mmuset=0x10c03c7d, ucset=0x00c01c7c - - .previous |