diff options
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/head-nommu.S | 12 | ||||
| -rw-r--r-- | arch/arm/kernel/vmlinux.lds.S | 11 |
2 files changed, 13 insertions, 10 deletions
diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S index cc176b67c134..aebfbf79a1a3 100644 --- a/arch/arm/kernel/head-nommu.S +++ b/arch/arm/kernel/head-nommu.S @@ -80,9 +80,9 @@ ENTRY(stext) ldr r13, =__mmap_switched @ address to jump to after @ initialising sctlr adr lr, BSYM(1f) @ return (PIC) address - ARM( add pc, r10, #PROCINFO_INITFUNC ) - THUMB( add r12, r10, #PROCINFO_INITFUNC ) - THUMB( ret r12 ) + ldr r12, [r10, #PROCINFO_INITFUNC] + add r12, r12, r10 + ret r12 1: b __after_proc_init ENDPROC(stext) @@ -117,9 +117,9 @@ ENTRY(secondary_startup) adr lr, BSYM(__after_proc_init) @ return address mov r13, r12 @ __secondary_switched address - ARM( add pc, r10, #PROCINFO_INITFUNC ) - THUMB( add r12, r10, #PROCINFO_INITFUNC ) - THUMB( ret r12 ) + ldr r12, [r10, #PROCINFO_INITFUNC] + add r12, r12, r10 + ret r12 ENDPROC(secondary_startup) ENTRY(__secondary_switched) diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 7a301be9ac67..8b60fde5ce48 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -11,7 +11,7 @@ #ifdef CONFIG_ARM_KERNMEM_PERMS #include <asm/pgtable.h> #endif - + #define PROC_INFO \ . = ALIGN(4); \ VMLINUX_SYMBOL(__proc_info_begin) = .; \ @@ -23,7 +23,7 @@ VMLINUX_SYMBOL(__idmap_text_start) = .; \ *(.idmap.text) \ VMLINUX_SYMBOL(__idmap_text_end) = .; \ - . = ALIGN(32); \ + . = ALIGN(PAGE_SIZE); \ VMLINUX_SYMBOL(__hyp_idmap_text_start) = .; \ *(.hyp.idmap.text) \ VMLINUX_SYMBOL(__hyp_idmap_text_end) = .; @@ -343,8 +343,11 @@ SECTIONS */ ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support") ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined") + /* - * The HYP init code can't be more than a page long. + * The HYP init code can't be more than a page long, + * and should not cross a page boundary. * The above comment applies as well. */ -ASSERT(((__hyp_idmap_text_end - __hyp_idmap_text_start) <= PAGE_SIZE), "HYP init code too big") +ASSERT(__hyp_idmap_text_end - (__hyp_idmap_text_start & PAGE_MASK) <= PAGE_SIZE, + "HYP init code too big or misaligned") |