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Commit 98f07013 authored by Russell King's avatar Russell King
Browse files

Merge branch 'devel-stable' into for-next

parents 53f1d9af 98775936

arch/arm/kernel/kprobes-common.c

+3 −1
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ 


#include <linux/kernel.h>

#include <linux/kprobes.h>

#include <asm/opcodes.h>



#include "kprobes.h"
@@ -153,7 +154,8 @@ kprobe_decode_ldmstm(probes_opcode_t insn, struct arch_probes_insn *asi, 


	if (handler) {

		/* We can emulate the instruction in (possibly) modified form */

		asi->insn[0] = (insn & 0xfff00000) | (rn << 16) | reglist;

		asi->insn[0] = __opcode_to_mem_arm((insn & 0xfff00000) |

						   (rn << 16) | reglist);

		asi->insn_handler = handler;

		return INSN_GOOD;

	}

arch/arm/kernel/kprobes-test-arm.c

+302 −301

File changed.

Preview size limit exceeded, changes collapsed.

arch/arm/kernel/kprobes-test-thumb.c

+224 −223

File changed.

Preview size limit exceeded, changes collapsed.

arch/arm/kernel/kprobes-test.c

+7 −6
Original line number Diff line number Diff line
@@ -113,7 +113,7 @@ 
 *	@ start of inline data...

 *	.ascii "mov r0, r7"	@ text title for test case

 *	.byte	0

 *	.align	2

 *	.align	2, 0

 *

 *	@ TEST_ARG_REG

 *	.byte	ARG_TYPE_REG
@@ -1333,7 +1333,8 @@ static void test_case_failed(const char *message) 
static unsigned long next_instruction(unsigned long pc)

{

#ifdef CONFIG_THUMB2_KERNEL

	if ((pc & 1) && !is_wide_instruction(*(u16 *)(pc - 1)))

	if ((pc & 1) &&

	    !is_wide_instruction(__mem_to_opcode_thumb16(*(u16 *)(pc - 1))))

		return pc + 2;

	else

#endif
@@ -1378,13 +1379,13 @@ static uintptr_t __used kprobes_test_case_start(const char *title, void *stack) 


	if (test_case_is_thumb) {

		u16 *p = (u16 *)(test_code & ~1);

		current_instruction = p[0];

		current_instruction = __mem_to_opcode_thumb16(p[0]);

		if (is_wide_instruction(current_instruction)) {

			current_instruction <<= 16;

			current_instruction |= p[1];

			u16 instr2 = __mem_to_opcode_thumb16(p[1]);

			current_instruction = __opcode_thumb32_compose(current_instruction, instr2);

		}

	} else {

		current_instruction = *(u32 *)test_code;

		current_instruction = __mem_to_opcode_arm(*(u32 *)test_code);

	}



	if (current_title[0] == '.')

arch/arm/kernel/kprobes-test.h

+1 −1
Original line number Diff line number Diff line
@@ -115,7 +115,7 @@ struct test_arg_end { 
	/* multiple strings to be concatenated.  */		\

	".ascii "#title"				\n\t"	\

	".byte	0					\n\t"	\

	".align	2					\n\t"

	".align	2, 0					\n\t"



#define	TEST_ARG_REG(reg, val)					\

	".byte	"__stringify(ARG_TYPE_REG)"		\n\t"	\